Contributions to Palaeozoic Ostracod Classification [POC] No. 44. Ordovician ostracodes with posterior brood pouches
Schallreuter, Roger; Hinz-Schallreuter, Ingelore
published: Jan 1, 2012
ArtNo. ESP155026301007, Price: 29.00 €
The Ordovician ostracodes with a posterior brood pouch (antrum) show at low diversity species level a large morphological spectrum. By convention, they are placed within the Primitiopsiomorpha, but it seems that they do not represent a monophyletic group.