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North Carolina Shell Club Oral Auction 2 November 2019

North Carolina Shell Club

Oral Auction

2 November 2019

Lot 28 Festive Volute Festilyria festiva (Lamarck, 1811)

Somalia 205 mm

Donated by Sue Hobbs & Phil Dietz

Full data; some sponge borings on spire; fully mature;

Lot 29 Atlantic Thorny Oyster (Set of 4 Specimens)

Spondylus americanus Hermann, 1781

Florida (individual data slips) 60 – 129 mm (includes spines)

Donated by Julian Lee

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North Carolina Shell Club Oral Auction 2 November 2019

Lot 30 Kiener’s Volute

Scaphella dubia kieneri Clench, 1946

116.7 mm

Donated by Sue Hobbs & Phil Dietz

Scarce now; mostly from old collections

Lot 31 Magellanic Volute

Odontocymbiola magellanica (Gmelin, 1791)

133.9 mm

Donated by Sue Hobbs & Phil Dietz

(chipped canal)

Lot 32 Boreal Collection (2 specimens each)

Collected & Donated by Doug Wolfe

Bering Sea, Alaska

1

2

3

4 5

1) Neptunia ventricosa (Gmelin, 1791) 84.1 – 95.2 mm w/op

2) Neptunia pribiloffensis (Dall, 1891) 94.7 – 101.1 mm

3) Colus halli (Dall, 1873) 41.9 – 42.7 mm w/op

4) Boreoscala greenlandicum (Perry, 1811) 29.4 – 40 mm

5) Nodulotrophon coronatus (H. Adams & A. Adams, 1864) 32.3 – 34.4 mm

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North Carolina Shell Club Oral Auction 2 November 2019

Lot 33 Promethius Cone (set of 2 specimens)

One with periostracum; One cleaned

Conus pulcher (Lightfoot, 1786) 151 –

170 mm

Donated by Sue Hobbs & Phil Dietz

The largest species of cone in the world

Though huge compared to most other

cones these are not immense for their

species. However what they lack in size

they make up for it by quality of an of-

ten rough species.

Lot 35 Flax (Land) Snail

Fossil

Placostylus ambagiosus Suter, 1906

77.9 mm

Donated by Sue Hobbs & Phil Dietz

This curious New Zealand land snail is threatened throughout

its limited range. They can live over 20 years, spending the

entire time living in a small area. It feeds on leaves that fall

from trees.

Lot 34 Turnip Whelk

Busycon coactatum (Sowerby, 1825)

101.3 mm w/op

Donated by Sue Hobbs & Phil Dietz

Difficult to obtain species from Mexico

Lot 36 Woody Canoe Bubble (includes gastric plates)

Scaphander lignarius (Linnaeus, 1758)

62.2 mm

Donated by Sue Hobbs & Phil Dietz

The gastric plates are used by the animal as aids in crushing

the shells of its mollusk prey. The animal is too large to fit in

its shell. It spends it time burrowing in the bottom in search

of food.

gastric plates

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North Carolina Shell Club Oral Auction 2 November 2019

Lot 39 Cameo Helmet

Cassis madagascariensis form spinella Clench, 1944

244 mm w/op Florida Keys

Collected and Donated by Mark Johnson

The dorsum is flawless ( no borings) on this fresh specimen collected June 2019.

Lot 37 Florida Horse Conch

Triplofusus giganteus (Kiener, 1840)

413 mm (16.25”) w/op Florida Keys

Collected and Donated by Mark Johnson

This is a beautiful and mature (heavy) orange Horse Conch.

Lot 38 California Frog Shell

Crossata californica Hinds, 1843

~40 mm w/op

Collected and Donated by Johnathan Centoni