L1KK 



Fig. 482. EOCENE MOLLUSKS. a-h, Gastropods: o, Fusus (?) intcrstrialus 

 Heilprin; b, Mitra polomniriixix Chirk and Martin; tr, Plcitrolonta tysoni C'lark and 

 Martin; d, P. potomaccnsis Clark and Martin; c, Scala potomacensis Clark and 

 Martin; f, Toriititcllira lirttti Conrad; g, Tnrritdla ntortoni Conrad; h, Lnnatia mary- 

 l,i miit -a Conrad. -w, Pclecypods: /, Gtyfimcris idom -us (Conrad); j, Dosiniopis 

 Continued at the bottom of p 574. 



