58 



POLYPI. 



cincinnatiensis, James, 1875, (Chetetes 

 cincinnatiensis) Int. Catal. Cin. Foss. 

 Cin'ti Gr. [Ety. proper name.] 

 cUivicoides, James, 1875, (Chetetes clavi- 



coides) Int. Catal. Cin. Foss., Cin'ti 

 Gr. [Sig. club-shaped.] A very doubt- 

 ful species, 

 dalii, Edwards & Haime, 1851, (Chetetes 



dalii) Pol. Foss. des Terr. Palaeoz., 



Cin'ti Gr. [Ety. proper name.] 

 decipiens, Rominger, 1866, (Chetetes de- 



cipiens) Proc. Acad. Nat. Sci. Phil., 



Cin'ti Gr. [Sig. doubtful.] 

 delicatula, Nicholson, 1874, (Chetetes 



delicatulus) Quar. Jour. Geol. Soc, 



vol. 30, Cin'ti Gr. [Sig. slender.] 

 discoidea, Nicholson, 1875, (Chetetes dis- 



coideus) Ohio Pal., vol. 2, Cin'ti Gr. 



[Sig. disc-like.] 

 fibrosa, Goldfuss, 1826, (Calamopora 



fibrosa) Germ. Petref., Cin'ti to Clinton 



Gr. [Sig. fibrous.] 

 fletcheri, Edwards & Haime, 1851, (Che- 

 tetes fletcheri) Pol. Foss. des Terr. 



Palaeoz., Cin'ti Gr. [Ety. proper name.] 

 frondosa, D'Orbigny, 1850, Prodr. des 



Palseont, Cin'ti Gr. [Sig. branchy.] 

 gracilis, Nicholson, 1874, (Chetetes gra- 

 cilis) Quar. Jour. Geo. Soc, vol. 30, 



Cin'ti Gr. [Sig. slender.] 

 jamesi, Nicholson, 1874, (Chetetes jamesi) 



Quar. Jour. Geo. Soc, vol. 30, Cin'ti 



Gr, [Ety. proper name.] 

 lycoperdon, Sav, 1847, (Favosites lycoper- 



don) Hall, Pal. N. Y., vol. 1, Trenton 



& Hudson Riv. Gr. [Sig. pufi^-ball- 



shaped.] 

 mammillata, D'Orbigny, 1850, Prodr. de 



Palseont, Cin'ti Gr. [Sig. covered 



with nipples — mammillated.] 

 monticula. White, 1876, Proc Acad. Nat. 



Sci., Devonian. [Sig. small conical 



projections.] 

 newberryi, Nicholson, 1875, (Chetetes 



newberryi) Ohio Pal. vol. 2, Cin'ti Gr. 



[Ety. proper name.] 

 nodulosa, Nicholson, 1874, (Chetetes nodu- 



losa) Quar. Jour. Geol. Soc, vol. 30, 



Cin'ti Gr. [Sig. covered with small 



knots.] 

 o'neaUi, James, 1875, (Chetetes o'nealli) 



Int. Catal. Cin. Foss., Cin'ti Gr. [Ety. 



proper name.] 

 ortoni, Nicholson, 1874, (Chetetes ortoni) 



Quar. Jour. Geol. Soc, vol. 30, Cin'ti 



Gr. [Ety. proper name.] 

 pavonia, D'Orbigny, 1850, (Ptylodictya 



pavonia) Prodr. de Palaeont., Cin'ti 



Gr. [Ety. Pavonia, a genus of polyps.] 

 petechialis, Nicholson, 1875, (Chetetes 



petechialis) Ohio Pal., vol. 2, Cin'ti 



Gr. [Sig. spotted.] 

 quadrata, Rominger, 1866, (Chetetes 



quadratus) Proc Acad. Nat. Sci. Phil., 



Cin'ti Gr. [Sig. four cornered.] 

 rugosa, Hall, 1847, (Chetetes rugosus) 



Pal. N. Y., vol. 1, Cin'ti Gr. [Sig. 



wrinkled.] 



rugosa, Edwards & Haime, 1851. The 



name was preoccupied, 

 sigillarioides, Nicholson, 1875, (Chetetes 



sigillarioides) Pal. Ohio, vol. 2, Cin'ti 



Gr. [Ety. from its resemblance to 



Sigillaria.'] 



subpiilchella, Nicholson, 1875, (Chetetes 

 subpulchellus) Ohio Pal., vol. 2, Cin'ti 

 Gr. [Sig. somewhat like M.pulchella.l 



tuberculata, Edwards & Haime, 1851, 

 (Chetetes tuberculatus) Pol. Foss. des 

 Terr. Palseoz., Cin'ti Gr. [Sig. tuber- 

 culated.] 

 Nebultpora, McCoy, 1850, Ann. & Mag. Nat. 

 Hist., 2d ser., vol. 6. [Ety. nebula, 

 thick-mist; pora, a pore.] 



papillata, McCoy, 1850, Ann. & Mag. Nat. 

 Hist., 2d ser., vol. 6, Cin'ti Gr. [Sig. 

 covered with papilli.] 



Nemagraptus, Emmons, (Nemagrapsus) 

 1856, Am. Geol., pt. 2. Prof. Hall 

 uses the termination graptus, because 

 grapsus is used in the nomenclature 

 of Crustacea. [Ety. ne7na, a thread; 

 grapho, to write.] 



capillaris, Emmons, 1856, Am. Geol., pt. 

 2, Quebec Gr. Prof. Hall says this 

 species is apparently part of a 'Grapto- 

 lithus gracilis or of some similar species. 

 [Sig. like a hair.] 



elegans, Emmons, 1856, Am. Geol., pt. 2. 

 Quebec Gr. [Sig. elegant.] 

 Nereograptus, Geinitz, 1852, Die Versteiner- 

 ungen der Grauwacken — formation, 

 etc. [Ety. Nereis, existing annelids ; 

 grapho, to write.] 



deweyi, Emmons, 1856, Am. Geol., Que- 

 bec Gr. [Ety. proper name.] 



gracilis, Emmons, 1856, Am. Geol., Que- 

 bec Gr. [Sig. slender.] 



jacksoni, Emmons, 1856, Am. Geol., Que- 

 bec Gr. [Ety. proper name.] 



lanceolatus, Emmons, 1856, Am. Geol., 

 Quebec Gr. [Sig. lanceolate.] 



loomisi, Emmons, 1856, Am. Geol., Que- 

 bec Gr. [Ety. proper name.] 



pugnus, Emmons, 1856, Am. Geol., Que- 

 bec Gr. [Sig. a fist.] 



robustus, Emmons, 1856, Am. Geol., Que- 

 bec Gr. [Sig. robust.] 

 Oldhamia, Forbes, 1850, Dublin Geo. Jour. 

 [Ety. proper name.] 



antiqua, Forbes, 1850, Dublin Geo. Jour., 

 Potsdam Gr. [Sig. ancient.] 



fruticosa. Hall, 1865, Can. Org. Rem.' 



Decade 2, Trenton Gr. [Sig. branchy.] 



Omphyma, Rafinesque, 1820, Ann. des Sci. 



Phys. de Bruxelles, vol. 5. [Ety. om- 



phax, (?) a precious stone.] 



congregata, Billings, 1866, Catal. Sil. Foss. 

 Antic, Clinton and Niagara Gr. [Sig. 

 congregated together.] 



drummondi, Billings, 1866, Catal. Sil. 

 Foss. Antic, Clinton & Niagara Gr. 

 [Ety. proper name.] 



