SYSTEMATIC LIST. 
DEV ONIAN—Continued. 
g Se 
. ra B 
Genera and species. 5) Remarks. Page. 
aie 
Wrodromorphalobtnsay ins Sp see te eee | Caen eee eee teacmnecenesiae daenterenec Saceeaeras en as 171 
Goniophora perangulata Hall -| Schoharie Grit of New York.. 171 
Paleoneilo, sp. ?.........-. 
Nucula Rescuensis, n. sp u 
HEIN Set sec Soce eo eC Cogn aa eeeee 
Nuculites triangulus H. & W....-...-.-..|-- 
Dysiactella insularis, n. sp 
Megambonia occidualis, n. sp..-...-...-. 
ENV @SSN DALVE) Ns BDe sence esse cecee sls 
Grammysia minor, n. sp 
Edmondia Pifionensis Meek 
Sanguinolites ? Combensis, n. sp 
§ gracilis, n. sp .--..--.---- 
rigidus White & Whitfield 
(sp.). 
tSanduskyensis Meek..... 
ventricosus White & Whit- 
field (sp.). 
Conocardium Nevadensis, n.sp..... 
» 8p 
Lunulicardium fragosum Meek (sp.) .--. 
Paracyclas occidentalis 
peroccidens H. & W . 
Posidonomya Devonica, n. sp..-. 
Nes visy Mie Sp eeretetnase = = 
Microdon (C.) macrostriatus, n. sp 
Cardiomorpha Missouriensis Swallow -..]- 
Anadontopsis amygdaleformis, n. sp ..-. 
Schizodus (Cytherodon) orbicularis, n. sp- 
Cypricardinia indenta Conrad, (sp.)...-. 
GASTEROPODA. 
Platyceras carinatum, Hall....-......... 2 Neepcon| teases 
conicum Hall: <<..2..22...<-- i eee Perrine 
‘Conradinn.sp------ ------— 4 D4 9 space estes 
dentalium Hall......... os PSfel| Banca aco 
nodosum Conrad ..-.......... ens Rees ccs =o 
thetiforme, n. sp.-.--.---..-.. 
PHStISeeall ee -ccnreseeae eee 
undulatum, n. sp..--...-..--- 
Platyostoma lineatum Conrad.........--. 
SD Ae ee aes 
Ecculiomphalus Devonicus, n. sp 
Euomphalus Eurekensis, n. sp--- 
Pleurotomaria, sp.?.....--..------- 
Platyschisma? ambiguum, n. sp- 
? McCoyi, n. sp.------- 
sp.t....- 
Chemung of New York, Burlington Sandstone of 176 
Iowa. 
(Unper:Heldvof Ohioves.atsass--<-snesises ce otseeew se 176 
Chemung of New York, Burlington Sandstone of 177 
Towa. 
eas aaee  eetnel sate eee ee caer cee eee 17 
Geol. Expl. Fortieth Par., vol. iv, p.92....-..-.-..---],........ 
SO RODE SARE LOL OO nH a> CURSO EE HOA OnE TOMER OG SOS SOR ee 178 
179 
178 
PRE eB UR SECC RUCEY ERO ne =e 180 
Geol. Expl. Fortieth Par., vol. iv, p.277.....---..----|......... 
Be SO ESRI 58 CoCo Sc DO OCOD ERE Ce Eon eOaE ea Ceara 180 
Be | Wee mee Nome ene ter en ae eae tone oak sab wee 181 
Upper Held. of New York and the Fallsof the Ohio.| 182 
Up. Held. and Ham. of New York...-.... Soe GSerIEas 182 
Up. Held. and Ham. of New York, and Up. Held. 182 
Falls of the Ohio. 
Ae PED SOE Daa nO SECO I AES O OSE EC EE COC HORE GLO- peepee 182 
Up» HeldlofiNews VOrk;. -=-ess6cs- scien oh ens eaone™ 182 
(Up: celd- ot New) WOrKe ons. ssencenaceenea- so enee es 183 
