mem. natn. sci. mus., tokyo, (43), march 27, 2006(2001 2005) 1) 2) 3) 3) yoichi saitoˆ1),mamoru...

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腊腉腀腃腈腅腍腆腄腂腇腈腁腌腋 (20012005) 腁腨膙1) 腎膧腣2) 臣膇 3) 膅臩3) Yoichi Saito ˆ 1) , Mamoru Owada 2) , Shun-ichi Kato 3) and Shigekazu Inoue 3) : Monitoring Survey (20012005) of Dragonflies (Odonata) of the Imperial Palace, Tokyo, Central Japan 膽膪腨115 ha 膐腂膃腑膐腥膵腖腛膯腡腈腴腤腍腳腰腇腏腤腣臫臼腍腌腡膦臵臩腎腐腪膩膦腐膿腸腨腗腯腢腖腠臧腔腭腕腭腤臶膆腍臌臈腖腠腉腵 (Figs. 18)腒腶腳腧臶膆腥臼腘腵腻膃腽腥腟腉腠腨腉膡腫腳腶腵腒腢腍腤腌腞腛腍1996 腌腳 2000 腥腌腐腠臁膖膞腲膅膢腍臖臒腖腛 膽膪腧臼膅腆臅膳膩腥腲腞腠臖腍腨腗腯 腳腌腥腤腞腛 腁腨2000腄腁 臂膚臙腳腨膖膞腲膅膢腍臖臒腖腛膽膪腧臼膅腆膀腼腺膂膃腹腥腲腴膉腎2001 腌腳 2005 腥腌腐腠腻膃腽腫腵腒腢腍腡腎腛腧腡腚腧膱膗腸臀腘腵膍腗臅腡腨膨腫腔腝膍膘腧腏腧腍腛腥腓膎臦腸腉腛腜腉腛腢腏腥腎腛腜腄膒膟腥腨腮膌腭腡腧臔膡腥腷腛腵臅腤腣腩腢腌腛腤腳腦腓膎臦腢臷腌腙腧腓膭臕腸腉腛膞膸 膳膩臤臬膈腧腍腛腥腨1994 1997 腧臆臠膬腧腬腌膥臡腤腓膭臕腸腉腛臅膈腧 膓腡腐腣臱臸膔膓膡膧膪腃膀臗膌膗腣膋腣腍腈腧膛臓腤腳腪腥膽膨膰臉膟腧 臥臓腌腳腰臆臠腔腶腛腼膍膬腸臝腐腛腁腨腲腁腨腁腨膴膔腧臥臓腥腨臅腧臦腸 腉腛腒腶腳腧腍腛腥膻腏膸臰腖臩腑腵腭腛腒腧臀腡臭腶腵腒腢腧腡腎腛 2005 腧自臨膸膚腟臅腧臇腥腨膨臻致膒腥膸膺腧膡腸腦腞腠膤腢腤腏腝膙腞腠腉腛臮腲 腴膠臚膸臰腖臩腑腵腭腛膥膑腴腱腣腒臲臓腬腌臥臓腧腍腛腥腰腋臹腥腤腞腛膻腏膸臰腖臩腑腵῏῍῎ῌ῏῍ῐῑ 臅腨腻膃腽腧膊膓腍膾腷腶腵腢臑腷腶腵膨腢腬腝膠膦腐臋臵臵臩 膸膏腪膩膿腢腚腧臟膞膸膳膩臤 膄膒膸臼膳腢腧膛臶膆 (Figs. 18) 臮腥腻膃腽腷膛腖腚腊腤臵臩腀腚腴腱腤腣腡腰膾腞腛腋腰腥膴腟腐臆腴腥腲腵臺臆臠腢膽膪腡腧膛臜腧臼膝腧腛腯腧膘腓腱膊膓膜腧臆臠腸 膾腞腛腮腑腧臺臆臠腍臃腤膁膃腾腥腟腉腠腨膑臄臔腧臅腰膾腞腛腭腛膊膓臮腢腘腵膛臜腧臼臘臱腧臊膋腥腰腯腛1) 膼膶52612 Hirai 52612, Edogawa, Tokyo, 1320035 Japan 2) 膖膞腲膅腩膅膳膩臯臢膮3231 Department of Zoology, National Science Museum, Hyakunin-cho 3231, Shinjuku-ku, Tokyo1690073 Japan E-mail: [email protected] 3) 膼膶Edogawa, Tokyo, Japan 腲腄膉(43), 2006 3 27 Mem. Natn. Sci. Mus., Tokyo, (43), March 27, 2006

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Page 1: Mem. Natn. Sci. Mus., Tokyo, (43), March 27, 2006(2001 2005) 1) 2) 3) 3) Yoichi Saitoˆ1),Mamoru Owada2),Shun-ichi Kato3) and Shigekazu Inoue3):Monitoring Survey (2001 2005) of Dragonflies

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Yoichi Saito1), Mamoru Owada2), Shun-ichi Kato3) and Shigekazu Inoue3): Monitoring Survey (2001�2005)

of Dragonflies (Odonata) of the Imperial Palace, Tokyo, Central Japan

�� 115 ha��� � �� ����� ���������� ����������� �!���"� #���� ��$� ��$�%&' (� �)*+,+�-.�/0 (12(Figs. 1�8)3 45��-.���62789��:1(�1;�<�524'�� =��� 1996

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1) dµ��¶e·f� 5�26�12

Hirai 5�26�12, Edogawa, Tokyo, 132�0035 Japan2) ?�@A� Bg GH dµ�¸¹·hºi 3�23�1

Department of Zoology, National Science Museum, Hyakunin-cho 3�23�1, Shinjuku-ku, Tokyo� 169�0073

Japan

E-mail: [email protected]) dµ��¶e·

Edogawa, Tokyo, Japan

?�@�0'� (43), 2006� 3¼ 273Mem. Natn. Sci. Mus., Tokyo, (43), March 27, 2006

Page 2: Mem. Natn. Sci. Mus., Tokyo, (43), March 27, 2006(2001 2005) 1) 2) 3) 3) Yoichi Saitoˆ1),Mamoru Owada2),Shun-ichi Kato3) and Shigekazu Inoue3):Monitoring Survey (2001 2005) of Dragonflies

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Page 3: Mem. Natn. Sci. Mus., Tokyo, (43), March 27, 2006(2001 2005) 1) 2) 3) 3) Yoichi Saitoˆ1),Mamoru Owada2),Shun-ichi Kato3) and Shigekazu Inoue3):Monitoring Survey (2001 2005) of Dragonflies

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Page 4: Mem. Natn. Sci. Mus., Tokyo, (43), March 27, 2006(2001 2005) 1) 2) 3) 3) Yoichi Saitoˆ1),Mamoru Owada2),Shun-ichi Kato3) and Shigekazu Inoue3):Monitoring Survey (2001 2005) of Dragonflies

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1987�1988

19941996�1999

2001�2005

2002�2004

2003�2004

2005

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IJ 18 24 25 33 24 18 15

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Figs. 9�16. ������� . 9, Ceriagrion nipponicum ����� ��� ������ ���(19. VI. 2002)� 10� Ditto� ����� ��� ���� (28. VI. 2005)� 11� Ischnura

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Figs. 17�24. ������� . 17� Lestes temporalis ����� � � ������� (12.

X. 2005)� 18� Ditto� ����� ��� ������ (19. X. 2005)� 19� Trigomphus

melampus ���� ��� ��� !�� (27. IV. 2005)� 20� Ditto. ���� �"#$�%���&'(� )*+, (7. VI. 2005)� 21� Ditto� ������-.� )*+, (1. VI. 2005)� 22�Sinictinogomphus clavatus /012�3 �� 456, (19. VI. 2002)� 23� Anotogaster sieboldii 72�3 89:;� ��� !�� (27. VI. 2001)� 24� Ditto� 72�3���� ��<=!�� (13. VII. 2005).

�������#7>?�@AB 395

Page 14: Mem. Natn. Sci. Mus., Tokyo, (43), March 27, 2006(2001 2005) 1) 2) 3) 3) Yoichi Saitoˆ1),Mamoru Owada2),Shun-ichi Kato3) and Shigekazu Inoue3):Monitoring Survey (2001 2005) of Dragonflies

2. ������ Sinictinogomphus clavatus (Fabricius) (Fig. 22)

�� 1�, 2. VIII. 2004, SS. � 1�1�, 27. VI. 2001, MO. ��� 1 �� (�), 17. VII.

2002, YS; 1 �� (�), 11. VIII. 2005, YS. �� 1�, 14. VI. 2005, SI. ������ 1�, 12.

VIII. 2004, YS. ����� 1�, 11. VIII. 2005, YS; 1�, 11. VIII. 2005, SI. ����� 1�, 26.

VIII. 2004, MO; 1�, 14. VI. 2005, SI; 1�, 21. VI. 2005, SI; 1�, 13. IX. 2005, YS. �������1�, 27. VI. 2001, YS. ��� 1�, 27. VII. 2005, SI. �� 2�, 11. VII. 2001, YS; 1�, 15. VIII.

2001, YS; 1�, 7. VIII. 2002, MO; 3�, 8. VIII. 2002, YS; 1�, 10. IX. 2003, YS; 1�, 12. VIII. 2004, YS;

1�, 16. VIII. 2005, SI.

�� !"#$%&�' �� 1�, 26. VIII. 1994.

()* 6+�,-. 9+/0-123.�4'5 6�789:; 2000< =*>*?@A-B4C; 2001� 7+�,0���D�� = EFGC?>�HI�4' J#KLMN=�O03.�; D@0 2005�*FG>C?-B4' PQFGRS*TUV��2; �WXYQZ[#\]�� R�����=*�^_4�R`a0; b4�����=*��cN#`a0de_2Q]fDC?@;(E_4�*���#gh#ij��#�^_4`a0?@3.�;klm;#nT�Vo0pB2qrstu��V_2Q4' v���#���=��Vw�_4C;�x#yzT{#\]M=L��_2Q]L#D|}�; �=~���; ����=*~���RS#��� V�H_4'

������ Cordulegastridae

1. ����� Anotogaster sieboldii (Selys) (Figs. 23�26)

�� 1�, 17. VII. 2001, SS; 3�, 2. VIII. 2004, SS ���� 5 �� (2�3�), 23. VII. 2003, YS;

3 �� (1�2�), 7. VII. 2004, YS; 3 �� (2�1�), 13. VII. 2005, YS. ���� 1�, 7. VIII.

2002, MI. ������� 6 �� (5�1�), 25. VII. 2001, YS; 2 �� (1�1�), 13. VII. 2005,

YS; 2 �� (2�), 20. VII. 2005, YS; 1�, 13. IX. 2005, YS. ����� 1�, 13. IX. 2001, NH. ������� 7 �� (3�4�), 27. VI. 2001, YS; 96 �� (50�46�), 11. VII. 2001, YS; 2�28

�� (12�16�), 25. VII. 2001, YS; 1�, 15. VIII. 2001, YS; 2 �� (1�1�), 17. VII. 2002, YS;

1�, 8. VIII. 2002, YS; 1�, 20. VIII. 2003, YS; 1�2 �� (1�1�), 7. VII. 2004, YS; 1�, 12. VIII.

2004, MS; 1�, 26. VIII. 2004, YA; 1 �� (�), 6. VII. 2005, SK; 1�1 �� (�), 20. VII. 2005,

YS; 1�, 27. VII. 2005, YS. ��� 1�, 20. VII. 2005, SI.

�� !"#$%&�' �� 1�, 27. VIII. 1994.

��=!�#�T�r��=; ��"#��#A�TU=#3��_2Q]' 5 6�789:; 2000< =�_4������� (Fig. 23)0���; ����; ������� (Fig. 24)=L�># �Vw�_4' �����=* 2001� 6+�,-. 7+�,0; ��#$�R; �%#������; ������#�&#'(=� 131FG# ��V$%_4' f#�0��#�� )¡¢C£}�; *�-.# �>*¤¥_4L##; ��+¦=*qrstu��§]�()#>,0-�*A@; klm¨.§]SD#~� (Fig. 25)RS#��� (Fig. 26)C�HI�; D@0 2005�# 7+ 20/; 27/; 8+ 3/# 3©#ª«=*?>#� Cw�I�4'/i*�� R���=¬�V­®X0¯B@m��§]�C; b4; 012°@A]D�����R���V±Z-Am²@��§]FGC�HI�4' ³´3µ��=*01; ��#��0pB2qrstu��§]�V4¶_2Q]C; ff=#� £5R��*w�=�A-B4'

9:6�8�7·¸8¹:º�8»�8�396

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���� Aeschnidae

1. ������� Aeschnophlebia anisoptera Selys

���� 1�, 15. VIII. 2001, YK.

����� 6� 50���� 1.5 m����������������� ��� !"#$ �%&' � ' ()*��+�,�-�.�/��01.#23&4��#' 0���56�&7�8�3�19:;�� �<�#52:-=>3?' @��34=AB< CDE�' 2004aF' G�< C�HIJHKHLHMNO' 2004F &7P�Q;�� RSTP�U�

2. �V��� Aeschnophlebia longistigma Selys (Figs. 27�29)

RS� 1�, 17. V. 2004, SS. ���� 1()* (�), 1. VI. 2005, SI; 1�, 14. VI. 2005, SI. ���� 1�, 30. V. 2001, YS; 1�, 17. VII. 2002, YS. ���W�� 1�, 19. VI. 2002, YS. D���� 1�,

27. VI. 2001, MO; 1�, 25. V. 2001, MO; 1�1�, 18. VI. 2003, YS; 1()* (�), 18. V. 2005, SI; 1�,

25. V. 2005, YS; 1�, 7. VI. 2005, SI; 1()* (�), 6. VII. 2005, SK; 1�, 21. VI. 2005, SI; 1�, 27. VII.

2005, SI. X�� 1�, 4. VI. 2002, NH.

XYZ[\���P�� ����� 1�, 1. VI. 1994.

]� C�^_`�' 2000F #�<� 8�a�1��.'���bcdef CgS' 2004, 2005F'AB< CDE�' 2004aF' G�< C�HIJHKHLHMNO' 2004F #P�Q;' AB<_G�<#5� ,h!Q;=i�� D����jk��l����' ���' ����#m7;��� 5�n�=i��&' 4�oD���#� ' ()*�"�pqr�.'�/��01.#23&4�� �&�' 2005��34=D��� (Fig. 27)1���#()*����'�Y�h!���� 2005���+#5' ()5 5s�t�5uvw' 7stv#�#x�:�4�� 6st�v#5$y��.%?' 6s_�t�5z& CFig. 28).m7;�{|�3w' 6sDt��� 3�'}~�D���#a(�) (Fig. 29)������ 7s�t��5���.�>� 8st�*���� 0� 5�o��+#5�����+3,)5m7;�' �-�%�.�Y�=�w' 1?�D���#5������.�U134=i��

3. ����� Polycanthagyna melanictera (Selys)

��H�� 1�, 21. VI. 2005, YS. ���f� 1�, 11. VII. 2002, YK.

XYZ[\���P�� XYZ� 1�, 30. VI. 1994; 1�, 1. VII. 1997.

�<�#5bcdef C��' 2002F' �/< C�/<��������' 2003F' ��X0�C`�%&' 2005F #P�Q;=i�� ��)�.�i.' 1���),{?m7;�U#' XYZ� 2�1���f# �����Q;�25$y��' ��H����� 1�5$y�� 4�� XYZ�¡3¢£4EX5¤¥�6¦!§3¨()©¥�3w�|3!"#��Y�h!#23&4�.' 2005� 6s 211 11��' D����7�8f9#!:{w� 30 cm�;ª��«¬#a(�)�<­��� RSTP�U�

4. ��®���� Anaciaeschna martini (Selys) (Fig. 30)

¯=>8?;� 3()* (3�), 7. VII. 2004, YS; 6()* (5�1�), 21. VI. 2005, YS; 1()*(�), 21. VI. 2005, SI; 4()* (1�3�), 29. VI. 2005, YS.

2004�' 2005�1 2�@A�=¯=>8?;#�Y�h!�� (Fig. 30)� ()x5B? 6sDt&7 7st� CU�P�Q;=i�°D±X0E C`�_7F�' 2005F #5 2005� 7s31()* C12F ����' 3�@A�=�Y��01.h!#2�� ²�' G�#³A�=�Y��&¨|&H<Q;�� @��<�#�P�.´µ�=i�U#' AB< CDE�' 2004bF'G�< C�HIJHKHLHMNO' 2004F #P�.¶w' G�<#5 2004�' 2005�1@A�Y�h!�� C`�'$�IF� �����iU#¶��$ �����015#23&4��

RS�·�¸J¹º®K�»�+ 397

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Figs. 25�32. ������� . 25� Anotogaster sieboldii ��� �� ������� (27. VII.

2005)� 26� Ditto� ��� ��� ������� (31. VIII. 2005)� 27� Aeschnophlebia

longistigma ���� ����� ��� (6. VII. 2005)� 28 Ditto� ���� �� ��� (7. VI. 2005)� 29� Ditto. ���� ��� ��� (21. VI. 2005)� 30� Anaciaeschna martini

�!"���� ��� (�)� #$%&�� (7. VII. 2004)� 31� Anax nigrofasciatus nigrofasciatus

'()*+���� ��� ��,-�. (18. V. 2005)� 32� Anax parthenope julius +���� �� /�� (13. IX. 2005).

012345678491:34;�<3398

Page 17: Mem. Natn. Sci. Mus., Tokyo, (43), March 27, 2006(2001 2005) 1) 2) 3) 3) Yoichi Saitoˆ1),Mamoru Owada2),Shun-ichi Kato3) and Shigekazu Inoue3):Monitoring Survey (2001 2005) of Dragonflies

�������5. ��� Anax parthenope julius Brauer (Figs. 32�34)

��� 1�, 12. VIII. 2003, SS; 1�, 25. VIII. 2003, SS. � ����� 1��� (�), 7. VII. 2004,

YS; 2��� (1�1�), 21. VI. 2005, YS; 1��� (�), 21. VI. 2005, SI. ����� 1�, 27. VII.

2005, YS. ����� 1�, 11. VIII. 2005, YS; 1�, 11. VIII. 2005, SI. ������ 1�, 20. VIII.

2003, YS; 1�, 11. VIII. 2005, YS. ����� 3��� (3�), 15. VIII. 2001, YS. ���� 1���(�), 27. VI. 2001, YS; 1�, 7. VIII. 2002, MI; 1�, 21. VIII. 2002, YS.

���� !"#��� ���� 1�, 10. VIII. 1994.

$% &�'()*+ 2000, -./012345678��019:� ;<-7!6=>? 2005

� 9@�A!����5B+ C� (Fig. 32)DBEFG-#�01HI�+ �����J9!8KLM�15N?O9P3�!QRSR5T�?U!VW-XYDZ:[ (Fig. 33)\+ ]^V.!�_D (Fig. 34)8`aM�?� � ����+ ����+ ���� �3b5��cd�0?�

6. efgh��� Anax nigrofasciatus nigrofasciatus Oguma (Fig. 31)

��� 1�, 14. V. 2001, SS; 1�, 2. VI. 2003, SS; 1�, 17. VI. 2004, SS. � ����� 1���(�), 7. VII. 2004, YS; 2�i (1�1�)1��� (�), 12. VIII. 2004, YS; 1�, 18. V. 2005, MO; 1�3��� (2�1�), 25. V. 2005, YS; 2��� (1�1�), 25. V. 2005, SK; 2��� (1�1�), 21. VI. 2005,

YS; 2��� (2�), 29. VI. 2005, YS. ��jkl�� 12��� (7�5�), 7. V. 2003, YS; 1�, 25. V.

2005, YS; 1�, 21. VI. 2005, YS. ��mno� 1�, 20. VII. 2005, YS. ���p�� 1�, 14. VI. 2005,

SI. ���� 1�i &�, 2. III. 2002,��, , 7. XI. 2001, YS; 1�1��� (�), 21. V. 2002, SG; 3

��� (2�1�), 7. V. 2003, YS; 1��� (�), 26. V. 2003, SG.

���-�qr]<+ 2004�s5B� ����+ ���p�+ ��mno+ ����t]u5v�w-HI�:S;86=>?8+ 2005� 5@�A-Bjkl�5xyG;��Z:�c`a0?� 5@�A=I�A-=z1��0+ 7@�As5HI�:� ��!���B�{-MIM�-<9t|5B}<s5~>19:S;86<+ 7@=I 8@-=z1�I�?.!B+Zq1�9.!5Q>?� 2005� 5@�A� ����;��jkl� (Fig. 3)5D8HI�+ � ����+ ��jkl�+ ���!�h�����!��5��cd�0?� �������

������ Corduliidae

1. ����� Epophthalmia elegans elegans (Brauer)

������ 1��� (�), 27. VII. 2005, SI. �����|��� 1�, 10. VII. 2001, KK.

���5Bs�-0=HI��+ �!��$�-B+ ������!����!P3�c�-J>1��fno��Z: 1�c��0?!H5Q:� "#M�?���B �! 8 m!��c��N�+ 4.5 m!�?���J9!ef�!��" 2.5 m!�s5��0?� 5+!3¡!B 15 m-¢019:�

���� Libellulidae

1. £��¤��� Libellula quadrimaculata asahinai Schmidt (Fig. 35)

����� 1�, 26. V. 2004, YS.

¥¦#5BN§¨1©]�5+ ª�5B«¬¦ &�­®+ 2004a, 50=�I�19]9� 2004

� 5@ 26$+ ����5B"#M�?� !¯=--;s: 1� (Fig. 35)c��0?� 2005

�B��.°¨2345�±5N]=>?S;=I²³w]��;´§�:� �������

��!���%µ¶·¸�¹º» 399

Page 18: Mem. Natn. Sci. Mus., Tokyo, (43), March 27, 2006(2001 2005) 1) 2) 3) 3) Yoichi Saitoˆ1),Mamoru Owada2),Shun-ichi Kato3) and Shigekazu Inoue3):Monitoring Survey (2001 2005) of Dragonflies

2. ������� Orthetrum albistylum speciosum (Uhler)

� 1�, 17. VII. 2001, SS; 1�, 2. VI. 2003, SS; 1�1�, 17. V. 2004, SS; 1�, 2. IX. 2004, SS. �� � 1�, 15. V. 2002, YS; 1��� (�), 12. VIII. 2004, YS. ������ 2��� (1�1�),

7. VII. 2004, YS; 1�, 25. V. 2005, YS; 2��� (2�), 21. VI. 2005, YS; 1��� (�), 29. VI. 2005,

YS. ������ 2��� (1�1�), 27. IV. 2005, YS; 1��� (�), 25. V. 2005, YS. ����1�, 27. VII. 2005, YS. ��� 7!" #�, 22. IV, �, 25. IV, �, 30. IV, �, 4. V, �, 20. V, 1�1

�, 22. V ��$% 17. IV. 2002, YS. ��&� 1�1� #'()*$% 15. VIII. 2001, YS. +�&�1�, 25. V. 2001, MO; 1�, 24. VIII. 2005, YS. ,-. 1��� (�), 27. VI. 2001, YS; 1��� (�),

15. VIII. 2001, YS; 1�, 10. IX. 2003, YS; 1��� (�), 9. VI. 2004, YS.

,-./01)*234 ,-. 1�, 23. VII. 1994; 1�, 24. VII. 1994.

56789:8;<�=4 ������>?@���ABCDEFGHIJKLM% 2005NB% O1PJ167A1QD1RSTMUVW% >X8YD1ZJKL+�&�ABCD8[\K]^<�=_`8aHWL4 4bcdEF��MB\eF% �� �% ������% ������% ��� % ,-.Af-ghiWL4

3. ��������� Orthetrum triangulare melania (Selys) (Fig. 36)

� 1�1�, 17. VII. 2001, SS; 1�, 25. VIII. 2003, SS. ������ 1�14��� (7�7�), 7.

VII. 2004, YS; 1��� (�), 12. VIII. 2004, YS; 2�, 12. VIII. 2004, MS; 2��� (1�1�), 25. V.

2005, YS; 6��� (1�5�), 1. VI. 2005, SK; 1�, 21. VI. 2005, SI; 1��� (�), 21. VI. 2005, SK;

1�67��� (42�25�), 21. VI. 2005, YS; 1�1�36��� (14�22�), 29. VI. 2005, YS; 19���(11�8�), 13. VII. 2005, YS; 1�1�, 27. VII. 2005, YS; 1��� (�), 11. VIII. 2005, YS. j��1�, 14. VI. 2005, SI. k��� ; 1�, 20. VII. 2005, YS.������� 1�, 21. VI. 2005, YS. ��lm 1�, 8. VIII. 2002, YS; 2�, 21. VIII. 2002, YS. ��?@��� 1�, 11. VII. 2001, YS;

1�, 19. VI. 2002, YS; 1�2��� (2�), 26. VI. 2002, YS; 1��� (�), 18. VI. 2003, YS; 1�, 20.

VIII. 2003, YS; 2!" (1�1�), 9. VI. 2004, YS; 1�, 7. VII. 2004, YS; 4��� (2�2�), 27. VII.

2005, YS. ���� 1�, 27. VII. 2005, YS. ��n:F 1�, 11. VIII. 2005, YS. ��� 1��� (�), 7. VII. 2004, YS. ��&� 1�, 27. VI. 2001, YS. +�&� 2�, 17. VII. 2002, YS; 1

�, 20. VII. 2005, YS; 1� #'()*$% 24. VIII. 2005, YS. ,-. 1�, 27. VI. 2001, YS; 4���(2�2�), 6. VI. 2002, YS; 1�1��� (�), 19. VI. 2002, YS; 1�, 21. VIII. 2002, YS; 1�, 10. IX. 2003,

YS; 1��� (�), 26. V. 2004, YS; 1��� (�), 9. VI. 2004, YS; 1��� (�), 18. V. 2005, YS.

,-./01)*234 ,-. 1�, 17. VI. 1994.

op1qr #stuvw% 2000$ 8xy=>% 567Az{TB|}W% 2005N8B~�eA8IXZX1z{M^<�L4 GK>Gf-�1Z�������AB 5b+d8��MB\eF% 6b+d8���g��% 7bcdeA��M���L4 ~~A1f-�BoDM 3��KL18�W% 132�>���8ZX% ���8B% ��u��M��8?�A�L4 +�&�AB%~�eAoD1�MZJKLM% 2005NBf-�MUVW]% YD1z{TB���]ZXIKL4 YDB+�&�1 2005N8��=����1�� DA% �� (Fig. 36)¡��M^<�LPJ%'(8G 1¢M£¤WL4¥¦z{B67g§�% 8b�d��n:F1,¨©ª«¬8*cW]�=1g?�WL4 ­"B 9b�deA^<�% ������1PJ% ��?@���%��� % ,-.Af-ghiWL4

4. ®¯°��� Deielia phaon (Selys) (Figs. 37�38)

������ 1�, 21. VI. 2005, YS; 1�, 29. VI. 2005, YS. j�� 2�7��� (3�4�), 1. VI.

2005, SI; 1�1�12��� (4�8�), 7. VI. 2005, SI; 1�2�8��� (7�1�), 14. VI. 2005, SI; 2�11��� (7�4�), 21. VI. 2005, SI. ������ 1� (f. dispar), 18. VI. 2003, YS. ���� 1� (f.

±w²³u�´µ¶u}w·³u¸��³400

Page 19: Mem. Natn. Sci. Mus., Tokyo, (43), March 27, 2006(2001 2005) 1) 2) 3) 3) Yoichi Saitoˆ1),Mamoru Owada2),Shun-ichi Kato3) and Shigekazu Inoue3):Monitoring Survey (2001 2005) of Dragonflies

dispar) 6��� (6�), 13. VII. 2005, YS; 1�1� (f. dispar), 27. VII. 2005, YS. ����� 1�, 14.

VI. 2005, SI. �� 3� �� 2�f. dispar,�������� 13. IX. 2005, MY&NH. ����1� (f. dispar), 25. V. 2005, YS; 1�1�, 14. VI. 2005, SI. ���� 2�1� (f. dispar), 11. VII. 2001,

YS; 2� (1�, f. dispar)1��� (�), 17. VII. 2002, YS; 1�, 26. V. 2004, YS; 2� (f. dispar), 3���(2�1�), 12. VIII. 2004, YS; 1�� , 18. V. 2005, SI; 2��� (2�), 25. V. 2005, SI; 1� (f. dispar),

21. VI. 2005, YS; 1� (f. dispar), 29. VI. 2005, YS; 1�, 20. VII. 2005, YS; 1� �f. dispar,����� ,

24. VIII. 2005, YS. !" 1� (f. dispar), 11. VII. 2001, YS.

!"#$%��&�' ���� 1� (f. dispar), 18. VI. 1994. !" 1�, 17. VI. 1994.

5(�)*+ 8(�),*-./01234,5+67' 200589:;,��<=>;� �?�29@ABC%D�EF� ����29��4G,�HIJK,LMN7��OP0�QR�N7��=S� TTUTVW@AB,XY�EFZ[I' \F%]^_9`a2b.cde,fg7h:=iH;� :;,jkl2m7Tnlo%]^de9pq2,rst6Ih:=u*[I=� ����2vwN7h:=2b (Fig. 37)� x%y� (Fig. 38)c&�N7h:=2bI' �?�� ��?� ����2r!Qz{HI'

5. U|}~|}@AB Crocothemis servilia mariannae Kiauta

�� 2�, 12. VIII. 2003, SS; 1�, 2. VIII. 2004, SS. �����6 1�, 27. VII. 2005, YS. �?� 1�, 7. VI. 2005, SI; 1��� (�), 21. VI. 2005, SI. �����? 1�, 21. VI. 2005, YS; 2��� (1�1�), 20. VII. 2005, YS; 1�, 27. VII. 2005, YS. ����� 1�, 14. VI. 2005, SI. ��? 1�, 27. VII. 2005, YS. ����� 1�, 20. VIII. 2003, YS. ���� 1�, 17. VII. 2002, YS;

1�, 18. VI. 2003, YS; 1�, 26. V. 2004, YS; 1�. 11. VIII. 2005, YS; 1�, 16. VIII. 2005, SI; 2�, 24.

VIII. 2005, YS. !" 1�, 15. VIII. 2001, YS; 1��� (�), 19. VI. 2002, YS; 1�, 11. VIII. 2005,

YS.

!"#$%��&�' !" 1�1�, 10. VII. 1994.

/01,34,5+6��?�� �����?� !"2r!Qz{HI' 200589<=>;�6(�)� ���?29<�%]^=5+6� ��*<�2]^Q��Ix6+o,�7���0y�=`at6I'u�� 20038� 20048:r!%5+6I��� �%?29� 20058 3(%����%��2� \F%��9r�t6�� ��%�tu0�2%5r!Qz{HI'

6. � ¡V¢ Sympetrum darwinianum (Selys)

�����6 2�, 11. VIII. 2005, YS. ��£¤ 1�, 10. IX. 2003, YS. ��`���6 1�,

25. VII. 2001, YS; 4�, 21. VIII. 2002, YS; 2�, 21. VIII. 2002, MO; 1�, 10. IX. 2003, MO; 1�, 10. IX.

2003, YS; 1�, 12. VIII. 2004, YS. ���� 1�, 25. VII. 2001, YS; 1�, 10. IX. 2003, YS; 1�, 11.

VIII. 2005, YS; 1�, 13. IX. 2005, YS. ���� 1�, 15. VIII. 2001, YS; 1�, 26. IX. 2001, YS. !" 1�, 25. VII. 2001, YS. ¥�¦� 1�, 8. VIII. 2002, YS; 1�, 18. IX. 2002, YS. § 1�, 18.

IX. 2002, YS; 1�, 11. VIII. 2005, YS.

!"#$%��&�' ¨�© �ª¦ 1�, 25. VII. 1994; 1�, 9. VIII. 1994.

7(�)*+ 9(�),*-./¦25+67=«u�' 200289¬­®>*[I=� 200489«u*[I' ]^¯y�°±9²³c`at6Ih:=u;� r!cz{2bu*[I'

7. ¡´¡V¢ Sympetrum frequens (Selys)

µ� 1�, 20. VII. 2005, YS. �����6 1�, 12. X. 2005, YS. �� ¶ 1�, 21. VIII. 2002,

MO. �����? 1�, 12. X. 2005, YS. ����� 1�, 27. VI. 2001, YS. ��`���61�, 26. IX. 2001, YS; 1�, 26. VI. 2002, YS; 2�, 10. IX. 2003, YS; 1�, 12. XI. 2003, YS; 1�, 20. VII.

2005, YS. ���� 1�, 24. X. 2001, YS.����� 1�, 16. X. 2002, YS; 1�, 13. XI. 2002, YS;

��%@AB�·¸¹ºA»�� 401

Page 20: Mem. Natn. Sci. Mus., Tokyo, (43), March 27, 2006(2001 2005) 1) 2) 3) 3) Yoichi Saitoˆ1),Mamoru Owada2),Shun-ichi Kato3) and Shigekazu Inoue3):Monitoring Survey (2001 2005) of Dragonflies

1�, 12. XI. 2003, YS.����� 2�, 10. IX. 2003, YS. ���� 1�� ��, 19. VII.�� 11. VII.

2001, YS; 1�1�, 26. IX. 2001, YS; 1�. 7. XI. 2001, YS; 1�, 16. X. 2002, YS; 1�, 13. XI. 2002, YS;

1�, 16. XI. 2005, MO. ��� 1�, 18. IX. 2002, YS.

��� ������� ����� 1�, 19. IX. 1994. ���� 1�, 30. VI. 1994.

������������ �� ���!� "#$%&�� '�()�*� 2001�*+,�-.�/���� ������������ 0/�1�23!45�� 2002��*0/�1�66������5�� 2003�78*0/�1�*945:���;!45� ��22001������<=�� 5���� 2002�78*�=>�(?52����"@�A��B��C;!45�DE�*FBGHI"JK� 8L�M78NKOP����QR�;S�T�UVWX"YZ� T���[,���4%3:;��� \��27]��?�BN;:;4%&�� ^�*_]�� `������ 0/ab�c� �����d�e�6� fg�d=e��hi���� ����=>�*]j�QR�"@�A��B��C;!45�k�l����2 2003���m�e�"@�K%&�� �n�op !� 2005�� 2004��

2005�B��*@��C;!45�8. qrstuvw Sympetrum eroticum eroticum (Selys)

xy� 1�, 23. VII. 1997, SS. 0/z{|� 1�, 15. VIII. 2001, YS. 0/}"���� 1�, 26. IX.

2001, YS.

��� ������� ~#��$��� 1�, 7. IX. 1994.

]% �&�on�� 2000� �*� }"���'������ }"�]���&���*B:�3!45�� {(�)S*+5S��:;455g!� �K: �#$� 2001�� 2,���78*945:���;:;45�

9. q��uvw Sympetrum kunckeli (Selys) (Fig. 39)

�0��� 1�, 23. VII. 2003, YS. 0/z{|� 1�, 21. VIII. 2002, YS; 1�, 10. IX. 2003, YS. ����� 1�, 10. IX. 2003, YS. ��� 1�, 3. VIII. 2004, NH.

��� ������� ����� 1�, 19. IX. 1994.

��� ��52�����45� 1994����� �Q4%2����%&�� 2002� 8L�0/�1�669B945 ����%!� 2004�9�N �����5�� 2005��*���C;!45�������() �n�F!� 2005� �*^�`�c���"@�K%&���xy�*��"@��C;!45� xy���m�

10. ��uvw Sympetrum risi risi Bartenef

0/ab�c� 1�, 13. IX. 2005, YS. 0/�V�� 1�, 10. IX. 2003, YS.

]% �&�on�� 2000� �()�*� �m�-. *��-3!45� A;i�� /����* 9L/M�*��w�v������A�*+5S�Q&�.�� 9L�M�;�B�/��0����5� 95�  ����*(��¡¢��94%&%� 1£e�2}¤��5� B�¥��\�,�m*¦#K� 2003�B 2005��� 12� ��5§¨��S���*@�K%&;&�;©� 2005� 3L�=3C"K%c�ª.«¬­®�hi�5k�l���c�* 9L 3*B

9L 4*�¯4!�56K5B°i��� 12"��K5F!����7 -."�±K%&��11. �U²³X´ Sympetrum infuscatum (Selys)

xy� 1�, 17. VII. 2001, SS. `������ 1�, 11. VIII. 2005, YS; 1�, 12. X. 2005, YS. 0/�1� 1�, 21. VIII. 2002, MO. 0/p`��µ8� 1�, 8. VIII. 2002, YS. 0/ab�c� 1�, 11.

VIII. 2005, YS. 0/z{|� 3�, 20. VII. 2005, YS. 0/}"���� 1�, 25. VII. 2001, YS; 1�,

15. VIII. 2001, YS; 1�, 21. VIII. 2002, YS; 1�, 21. VIII. 2002, MO; 1�, 12. VIII. 2004, MS. 0/¶

n�9·op !¸o¹�º·o»/:·402

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Figs. 33�40. ������� . 33� Anax parthenope julius ��� � ��� ���� (14. IX.

2005)� 34� Ditto� ��� ����� ���� (14. IX. 2005)� 35� Libellula quadrimaculata

asahinai ������� �� ���� (26. V. 2004)� 36� Orthetrum triangulare melania ��������� ��� ���� (20. VII. 2005)� 37� Deielia phaon !"��� #$%�(f. dispar)

&���� ���� (28. VI. 2005)� 38� Ditto� !"��� #$%� (f. dispar) ��� ���� (28. VI. 2005)� 39� Sympetrum kunckeli �' (�) �� *+,-. (21. VIII. 2002)� 40,

Rhyothemis fuliginosa /01��� �� *+23 (27. VII. 2005).

�������4567�89: 403

Page 22: Mem. Natn. Sci. Mus., Tokyo, (43), March 27, 2006(2001 2005) 1) 2) 3) 3) Yoichi Saitoˆ1),Mamoru Owada2),Shun-ichi Kato3) and Shigekazu Inoue3):Monitoring Survey (2001 2005) of Dragonflies

��� 1�, 11. VIII. 2005, YS. ����� 1�, 10. IX. 2003, YS; 1�, 11. VIII. 2005, YS. �����1�, 27. VI. 2001, YS. �� 1�, 26. IX. 2001, YS.

��� ����� �� 1�, 4. VII. 1994.

6����� 9���������������� ! "�#$%&� 2000' ��(� )*+,-.�/�� 20010*1��23����� �456�789) :;����<�� 2002

0 =*�>:;�/?����4@4A<� B�6C 8�D�?6*EFG� H�IJ6�B� =*EKEFGLM�NO�� PQEFG�6*EKEFG�RS��JT�� U$VWXYZ<[L�4@� \C]^Z�_4_�

12. `abcdef Sympetrum baccha matutinum Ris

ghij��� 1�, 11. VIII. 2005, YS. 1�X�k��� 1�, 25. VII. 2001, YS; 1�, 15. VIII.

2001, YS; 2�, 21. VIII. 2002, YS. ����� 1�, 25. VII. 2001, YS.

��� ����� l m��n�� 1�, 9. VIII. 1994.

�>$o>:;LC�pq6���<�!� "�#$%&� 2000' r�� :;)*,4@� 2003

0L 20040*]^6s4�A<�4t� 5u 18JW�vZ<wxy��z "%&${�|� 2005' 6* 20050 9� 3} 1� 1~W*�����Z�t�� [[6 J)* 5u 19JL4A<�

13. `bEKdef Pseudothemis zonata Burmeister

��� 1�, 17. VII. 2001, SS; 2�, 12. VIII. 2003, SS. ����� 2��� (1�1�), 23. VII. 2003,

YS; 2��� (2�), 26. V. 2004, YS; 1�, 25. V. 2005, YS; 2��� (2�), 25. V. 2005, SI; 9���(6�3�), 21. VI. 2005, YS; 7��� (4�3�), 11. VIII. 2005, YS. ���� 1�, 6. VI. 2002, YS. ghij��� 1�, 21. VI. 2005, SI; 1�1�, 29. VI. 2005, YS; 1�, 27. VII. 2005, YS. m1��� 1�,

3. VIII. 2005, SI. ���� 1�3��� (3�), 1. VI. 2005, SI; 5��� (1�4�), 7. VI. 2005, SI; 6��� (2�4�), 14. VI. 2005, SI; 2��� (1�1�), 21. VI. 2005, SI. 1���k�� 2��� (2�),

11. VII. 2001, YS; 2��� (1�1�), 9. VI. 2004, YS; 1�, 21. VI. 2005, YS. 1����� 1�, 25. V.

2005, MO. 1�{�� 4��� (3�1�), 13. VII. 2005, YS; 1�, 27. VII. 2005, YS. ����� 1�,

11. VIII. 2005, YS. D���� 1��� (�), 30. V. 2001, YS. ����� 12��� (5�7�), 27. VI.

2001, YS; 2��� (2�), 15. VIII. 2001, YS; 5��� (1�4�), 12. VIII. 2004, YS; 14��� (9�5

�), 25. V. 2005, SI; 1��� (�), 7. VI. 2005, SI; 1�1��� (�), 20. VII. 2005, YS. �� 1�,

27. VI. 2001, YS. ��� 1�, 4. VI. 2002, NH. ����� 1��� (�), 27. VI. 2001, YS; 1���(�), 18. VI. 2003, YS.

��� ����� �� 1�, 26. VI. 1994.

5�����\Z� �>4:;*��3�����6����[L�/�� �����3������ 1��2� ����456Z�Z�XY��<� ?<� � �{4�p�6*p��W9):;��������@���<� o>:;*pq��?�� �  d¡¢£����@������ �>:; )��(B )*/?�9@4_� ���4�Lo>:;*��WZ��@ �¤OZ4@��Z� ¥��¦§Z<� ���� ¨©6* 8�D���������@XY��� ¨©�ª_�_�Ls*p���_��6� «¬­®¨©�¬�¯��L� ,Z6Cª_�_���W°��� ����_�4���6������<� U*±@� ���� U²E*±­�6 �<� ���� 1���k�� 1�{�� D���� ����6\W]^Z<�

14. ³´µKdef Pantala flavescens (Fabricius)

ghij��� 1�, 12. X. 2005, YS. 1����� 1�, 21. VIII. 2002, MO; 1�, 11. VIII. 2005, SI.

{�j�� 1�, 16. X. 2002, YS. ����� 1�, 26. IX. 2001, YS. �� 2�1�, 26. IX. 2001, YS;

%&!¶${�|·$¸&¹¶$º�»¶404

Page 23: Mem. Natn. Sci. Mus., Tokyo, (43), March 27, 2006(2001 2005) 1) 2) 3) 3) Yoichi Saitoˆ1),Mamoru Owada2),Shun-ichi Kato3) and Shigekazu Inoue3):Monitoring Survey (2001 2005) of Dragonflies

2�, 17. IV. 2002, YS; 1�, 18. IX. 2002, YS. ����� 1�, 8. VIII. 2002, YS.

������ �� ���� 1�, 23. VII. 1994.

���������� ������ 5��������� !� "#�$����!%&'(2002�� 4� 17�)��*�� +�,-����./� 1001�!�2*�34 � 516789!:;� ���<=��>�� ?@A(BC ��?D�!���(� E� F�GHIJ� 2000K ������L��M����NO�P34 !� QR�ST�����NO��-U�'(�

15. VWXYZ[ Rhyothemis fuliginosa Selys (Fig. 40)

ST� 1�1�, 2. VIII. 2004, SS. �\]� 2^_` (1�1�), 21. VI. 2005, SI; 1�, 20. VII. 2005, SI.

=�abc� 2�, 21. VI. 2005, YS; 1�, 20. VII. 2005, YS. =�d\� 1�3^_` (3�), 13. VII.

2005, YS; 1�, 27. VII. 2005, YS.e��]� 1�, 20. VII. 2005, SI.���� 2�, 11. VII. 2001, YS; 1

�, 7. VIII. 2002, MO; 1�, 27. VII. 2005, YS.

������ �� ���� 1�, 1. VIII. 1994.

E� F�GHIJ� 2000K �� 1997�� 2��2f�gA�hU4�g'(!� 2001����$��789!:iP� �\],=�d\����NO�P(� 6�e��� 9�j�)�A3��� � =�d\�� 7�j�� k���,l�m�nMo�NpqP(� =�abc��rstb�Nu�v �9�78!���(� 2005��,?)789!w?��\]�=�abc�=�d\� e��]� ���,$���?�)x4(� +��� �ey���9�w*)z�*�(,{ -P34 �

Summary

Monitoring investigations on the fauna of Odonata were made at the gardens of the Imperial Palace,

Tokyo, ca. 115 ha, central Tokyo, from 2001 to 2005. A total of 33 species belonging to 8 families were

recorded. Similar research were carried out at the same place from 1996 to 2000, and 27 species in 8

families were recorded (Tomokuni & Saito, 2000). The following six species are recorded from the

Imperial Place for the first time. Aeschnidae: Aeschnophlebia anisoptera Selys, Polycanthagyna melanictera

(Selys), Anaciaeschna martini (Selys) (Fig. 30) and Anax nigrofasciatus nigrofasciatus Oguma (Fig. 31).

Libellulidae: Libellula quadrimaculata asahinai Schmidt (Fig. 35) and Sympetrum kunckeli (Selys). Three

endangered species in Tokyo urban areas, Ceriagrion nipponicum Asahina (Figs. 9�10), Trigomphus

melampus (Selys) (Figs. 19�21) and Aeschnophlebia longistigma Selys (Figs. 27�29) were discovered by the

former study (Tomokuni & Saito, 2000), and they are still abundant in the Palace. Rhyothemis fuliginosa

Selys (Fig. 41), which had also been very scarce in the urban Tokyo, was gradually increase its number

from 2002�2004, and we were able to observe its outbreak in the summer of 2005.

� � � �

!|}~� 2005. ������){A ���YYZ[���� ���P� (418): 15�16.

�T�" , 2004. ����c��#�����,�o�#��2 � (14)� ����c��� (35): 1�13.

�T�"� 2005. ����c��#�����,�o�#��2 � (15)� ����c��� (36): 21�29.

��V���������$� 2004.��� PES F���Y�� ¡� K ¢£%��¤¥¦§¨��©� 64

pp. ��V����������IJ&~� 2005a. �ª«��YZ[% . '¬�¢£� (34): 75�79.

IJ&~� 2005b. �ª«�­®« 2¯�����YYZ[N��� '¬�¢£� (35): 37.

IJ&~Hd(°±� 2005. ²)®��³�YZ[%� G*´+µ�� (39): 431�438.

IJ&~Hd(°±HiJ¶~� 2005. ·¸����YZ[% . G*´+µ�� (39): 419�430.

ST�YZ[%¹�º�Z»§¨ 405

Page 24: Mem. Natn. Sci. Mus., Tokyo, (43), March 27, 2006(2001 2005) 1) 2) 3) 3) Yoichi Saitoˆ1),Mamoru Owada2),Shun-ichi Kato3) and Shigekazu Inoue3):Monitoring Survey (2001 2005) of Dragonflies

����� 2004a. ����� � ������ (199): 4.

����� 2004b. ����� �������� ������ (203): 5.

����� 2002. ������ �� ���� !� (34): 107�130.

"#$%&'()%&* , 2003. "#$��%&+, !- ./ 401� 336 pp. 234"#$�56789:;<� , 2000. =>�� � 6?@ABCDE � (36): 7�18.

[Tomokuni, M. & Y. Saito, 2000. Dragonflies (Insecta, Odonata) of the garden of the Imperial Palace, Tokyo,

Japan. Mem. natn., Sci. Mus., Tokyo, (36): 7�18.]

:;<�9FG�H9I;J�9KLM�406