at the Falls of the Ohio. 177 



List op Devonian Fossils, Etc. (Continued.) 







c « 



p. 







s . 



ft 



W 2 













o 



o 



SPECIES. 



o 

 s ^ 



Iraulic 



inal 



ones. 



Hilton 



mung 























Brachiopoda (Continued). 











Cryptonella rectirostra ..... 











C. lens ...... 





* 



* 





Tropidoleptus carinatus .... 





* 



* 





Lamellebranchiata. 











Pterinea flabellum ..... 







* 



* 



Limoptera cancellata, v. occidens 





* 



•X- 





Aviculopecten pecteniformis 





* 



* 





A. princeps ..... 







* 





A. parilis ..... 





•X- - 



•X- 





A. crassicostata, representing a Hamilton form 





* 







Nuculites triqueter ..... 





* 



•X 





ucula iN eaa=^ . bellastriata var 





* 







N. Niotica ..... 





* 







Modiomorpha concentrica 





* 



* 





Cypricardinia inflata ..... 







•X- 





C. ? cylindrica ..... 





* 







Yoldia ? valvulus ..... 





* 







Tellinomya subnasuta .... 





■X- 







Ptycliodesma Knappianum .... 











Grammysia secunda, v. gibbosa 





* 



* 





Lucina (Paracyclas) elliptica 











L. P. lirata .... 





* 



■X 





Cardiopsis crassicosta, representing P. robusta . 



* 









Conocardium trigonale .... 











Gasteropoda. 











Playtyceras conicum ..... 



* 



* 



* 



• 



P. cristatum, n. sp. near P. carinatum . 





* 







P. bucculentum ..... 





* 







P. rictum ..... 





* 



* 





P. dumosum ..... 



* 









P. dumosum, v. rarispinum 



* 









P. fornicatum ..... 



■X- 



* 







P. symmetricum .... 





* 



* 





Tlatyostoma lineatum .... 







■X- 





Troclionema emaceratum .... 











T, Yandellanum .... 





* 







P. rectilatera . . . . 





* 

 * 







Pleurotomaria sulcomarginata 





* 



* 





P. Estella, representing P Itys 





* 







P. Lucina ...... 











Pleurotomaria imitator .... 





•X- 



* 





Loxonema liydraulicum .... 





•X- 







L. rectistriatum .... 











L, laeviusculum ..... 





* 







Naticopsis laevis ..... 



* 



* 







Turbo Sliumardii ..... 











Belleropbon Lvra ..... 



■X- 



•X- 



* 





B. Leda ^ . . . . ' . 





* 



■X- 





Trans, ix.] 23 



