Yochelson, Ellis Leon 1928-2006
Late paleozoic gastropoda from northern Alaska / by Ellis L. Yochelson and J. Thomas Dutro. -- Washington : United States Government Printing Office, 1960 - P. 111-146, [4] h. de lam. -- (Geological Survey Professional Paper ; 334-D).
Alaska
Gasterópodos fósiles
564.3(798)
Late paleozoic gastropoda from northern Alaska / by Ellis L. Yochelson and J. Thomas Dutro. -- Washington : United States Government Printing Office, 1960 - P. 111-146, [4] h. de lam. -- (Geological Survey Professional Paper ; 334-D).
Alaska
Gasterópodos fósiles
564.3(798)