Sohn, Israel Gregory 1911-2000
Paleozoic species of Bairdia and related Genera / by I. G. Sohn. -- Washington : United States Government Printing Office, 1960 - 104 p.,[6] h. de lam. -- (Geological Survey Professional Paper ; 330-A).
Ostrácodos fósiles
565.33
Paleozoic species of Bairdia and related Genera / by I. G. Sohn. -- Washington : United States Government Printing Office, 1960 - 104 p.,[6] h. de lam. -- (Geological Survey Professional Paper ; 330-A).
Ostrácodos fósiles
565.33