813 



Pteri. 



Pterinopecten suborbicularis, Hall, Pal. N. Y. V i, plate 

 8; figure wrongly placed under Aviculopecten suborbicu- 

 laris, page 77 of his dictionary. (R. P. Whitfield's corrections, 

 Jan., 1889.) This species seems to be represented by specimen 

 861-21 of collections of catalogue 000, 1889. 



Pterinopecten ? Undeterminable species noticed by 



Heilprin among the anthracite black shale fossils from near 

 Wilkes-Barre, in the cabinet of the Wyoming Hist. Soc. Geol. 

 Sur. Pa. An. Rt. 1885, p. 451. XllL 



Pterinopecten 



? Spec. 852-5 (umbo and wings; a 



Pterodactvius orevirostris ' 



greater portion of the shell destroyed). 



Pterocephalia laticeps, [ConocephaLites laticeps.) Hall 

 and Whitfield, Fortieth Parallel, Vol. 4, 1877. Potsdam i^and- 

 stone, /. (S. A. Miller.) 



Pterocephalia occidens. Walcott. Mon. U. S. Sur. Vol. 

 8, 1884. Potsdam group, I, (S. A. Miller.) 



Pterocephalia sanctisabSB. Roemer. Texas, &c , 1849; 



and Kreide \on Texas, 1852, p. 92. Potsdam group, I. (This 



genus of "wing-headed " trilobitesis described from this species 



as a type, in S. A. Miller's N. A. Geol. and Pal. 1889, p. 564.) 



Pterodactylus brevirostris, Ouvier. One of the species 



of the re- 

 markable 

 flying liz- 

 ards found 

 in the So- 

 lenhofen 



litJio 

 grapJiic 

 ,^ . ^ stone quar- 



ries of Eu- 

 ^> ' rope. Fig- 



P^77ny Cyc(o )ure taken 

 from tne Penny Cyclopedia. (It was originally described and 

 named Ormthocephalus hrevirostr is, h j Sommeving] and after- 

 wards Pterodactylus nettecephaloides by Ritgen.) No species 

 of this family has yet been found in America. — Middle Ju- 

 rassic. 



