On Goniatites evolutus, Phillips, and Nautilus tetragonus, Phillips;
with a list of species belonging to the genus Subclymenia.
APA Citation
Crick, G. Charles. On Goniatites evolutus, Phillips, and Nautilus tetragonus, Phillips. .
MLA Citation
Crick, George Charles, 1856-. On Goniatites Evolutus, Phillips, And Nautilus Tetragonus, Phillips. ,
Warning: These citations may not always be complete (especially for serials).