274 PALEONTOLOGY OF THE EUREKA DISTRICT. 
DEVONIAN. 
ABBREVIATIONS.—Up. Held.= Upper Helderberg. Ham.=Hamilton Group Ch.=Chemung Group of the Devonian 
series of the Geological Survey of New York. H. & W.=Hall & Whitfield, Geol. Expl. Fortieth Parallel, vol. iv, 1877. 
S 
A 
2 . |As 
Genera and species. 8 Fie SFE Remarks. Page. 
E| = |26 
SSE 
PORIFERA. 
Palzomanon Roemeri, n. 8p.-.----------- 54) [bse] |aassod nerenaiasnon adseeocs SodcriceotoonsosdcedHosdocr dap on6 99 
Astylospongia, sp. ? ----- HK eww ewe leew nnn leccn em ccwc nc cc cc nce nenen camnnn cnncsesncesernarcencneas 99 
Stromatopora, sp. ? ..--.-....---------- x BS \ecsee)| soocanosonccec sone coo ons SoSactosdaropdsatacocnccieosact 100 
ACTINOZOA. 
Fistulipora, sp.?.....---. easel] XM) maces | awec ci] cocneen «nn en mene em cine = mem aon oe nies pinemamnanie onainenleininn 101 
Favosites hemispherica, Y. & S.....-.--- $e eee! |seonae Up. Held. and Ham. of New York and Canada; Up. 100 
Held. Falls of Ohio. 
basaltica, var.---.--..--..-.... 100 
) I. Sp. -.--.----------- 101 
Alveolites multilamellata Meek... Geol. Expl. Fortieth Par., vol. iv, p. 25...-.----.-----|........- 
Rockfordensis Hall?..-. =e t Re [her ees Type from Devonian of Iowa-.-.-..-.--.---..-.---- 102 
Cladopora prolifica Hall ............-----|------|------ x | Up. Held. of New York and Falls of Ohio...-.......]......... 
pulchra Rominger? ...-..-----|------ > leatcee Up. Held. of New York and Falls of Ohio-.....---.- 102 
Fis) Un RS on Sco e ac Hee ceceae x Up. Held. of New York and Falls of Ohio-.-...-..-.. 102 
Thecia ramosa Rominger? ..--..-----.--- 4 Up. Held. of New York and Falls of Ohio..-........ 102 
Syringopora Hisingeri Billings..--......--|------ Up. Held. of New York and Falls of Ohio .--..-.... 103 
perelegans Billings -.....-.-- | Ok |lecce nc Soooce ceooneeont conorscorecese tec ddadssessccsessesass 103 
Aulopora serpens Goldfuss ..--..-..----- Oe | eeesc|lansese Hamvop MaGni PON cessnensc ese eee eee 103 
Cyathophyllum corniculum M. Ed...-....|------ a | eens Up. Held. of New York, Canada, Falls of Ohio, etc. 104 
Davidsoni M. Ed........ Bé |sscee- \ecbecs Hamilton of Low aas-=-ecscr <n oseeeee eee eeee 104 
rugosum M.Ed. &Haime| X |------|------ Up. Held. of New York, Falls of Ohio, ete.--...---.. 104 
QB) esse coserisoce i en 104 
FSDediae sesena sesame Sadee | xem=m | amma 105 
Acervularia pentagona Goldfuss-..-..--.]------ x x | Identified by Meek, from White Pine Dist., Nevada.| 105 
Smithia Hennahii Lonsdale (sp.)-...-----|.-----|------ x | Geol. Expl. Fortieth Par., vol. iv, p. 32 ..-....-.-..--.|..-...2-- 
Pachyphyllam Woodmani White, sp.----|------| X |------ DS vonianl Of LO Wa eee ee eee eee 105 
Diphyphyllum Simecoense M. Ed....--..- oe |laens- x | Up. Held of New York, Falls of Ohio, ete ....--.... 105 
Ptychophyllum ? infundibulum Meek -..|.----.|------ | X | Geol. Expl Fortieth Par., vol. iv, p. 28 -...,..-.------|.....-.-. 
Cystiphyllum Americanum M, Ed....-- SO cewel|escees Up. Held. New York, Falls of Ohio, etc.; Ham. of 106 
New York, etc. 
patho (SB eetele le wma ==] == l= Mi | cena a] oem aee| econ. cece ewe mene eee een weweimewn een inin wenn senmininmme 106 
POLYZOA. 
Fenestella, 2 sp. ?.....-- 2.2.2 scene cecnees Fe Weaeree| Pasa! Poeccnen sce ssdos obo cinc Ovoboguscese aac Ossiadodadsetissaa|noetcses 
Mhamnisens:? Bp. %. <<. 50000. ncenancunens SCUN eae melee Fee Sok Scns cintarteatet et enn oat sito wale s ae re eine sinless sepa imine eee eat 
BRACHIOPODA. 
Lingula Alba-pinensis, n. sp.-.-..--..--.|.-----|.----- 3) miseries nobae Hanb Asoo soon Cae eG ekse re tece dees 108 
Lipsiig st Seon cccs osreb Ham. Group Of NGWw M0tka = 2. seap essere sen a eeel ne 106 
Ligea Hall.. Ham. Group of New York.. ......--..-....-..-.--- 107 
Ligea, var. Nevadensis, n. var....|...-.. De ee al Bea sei ocer o> Ge G ane COO RECOUNT De SS OnEOA SSIS 107 
Lonensis, 0. sp ...--.--.-.-- SA P's | Hessea heeeedl seat ceenee cose pe sone ee ab as coneosnormee Sermo Secs as 108 
Molie) Halles. 2: cestencice scree toad Cin Case tea Pale Ne Wag VOL Vg elk ome p oeie ee sen ale rete terete | et ee 
Whitei, n. sp.-... 2... 22. ecceeeee] XK feeeeneleceenn|e ne cone en cece nee e teen seen ace nenrnesnmarceeeenceence 109 
VSD foe aca Me ee ap amg ace oboasboncon serra oncrecsstccs eco po aaoa| Sane stetecte 
Discina Lodensis Hall - X | Ham. of New York ..-.....--..--... Bemoagaaccedasce 112 
minuta Hall?.- Ham. of New York ......--..- Sabon colene eae see eae 112 
