×
Log in
Upload File
Most Popular
Study
Business
Design
Technology
Travel
Explore all categories
The top documents tagged [placoderm coccosteus]
Figure 16.1 Early jawless fishes: (a) Sacabambaspis from the Mid Ordovician of Brazil, the oldest well- preserved fish; (b) the osteostracan Hemicyclaspis
213 views
Figure 16.1
32 views