POLYPI. 



Cladograptcs, Geinitz, 1852, (Cladograp- 



sus) Verst. Grauw. Sachs., etc. [Ety. 



klados, a twig ; grapho, to write. ] 

 dissimilaris, Emmons, 1856, Am. Geol., 



Quebec Gr. [Sig. dissimilar.] 

 inequalis, Emmons, 1856, Am. Geol., 



Quebec Gr. [Sig. unequal.] 

 Cladopora, Hall, 1852, Pal. N. Y., vol. 2. 



[Ety. klados, a twig; poros, a pore.] 

 alpenensis, Rominger, 1876, Foss. Corals, 



Ham. Gr. [Ety. proper name.] 

 aspera, Rominger, 1876, Foss. Corals, 



Up. Held. Gr. [Sig. rough.] 

 csespitosa, Hall, 1852, Pal. N, Y., vol. 2, 



Niagara Gr. [Sig. turf-like.] 

 canadensis, Rominger, 1876, Foss. Corals, 



Ham. Gr. [Ety. proper name.] 

 cervicornis, Hall, 1852, Pal. N. Y., vol. 2, 



Niagara Gr. [Sig. shaped like the 



horns of a stag.] 

 dichotoma, Hall, 1858, Geo. Sur. Iowa, 



Ham. Gr. [Sig. dividing into two.] 

 expatiata, Rominger, 1876, Foss. Corals, 



Up. Held. Gr. [Sig. spread out.] 

 fibrosa, Hall, 1852, Pal. N. Y., vol. 2, 



Niagara Gr. [Sig. fibrous.] 

 imbricata, Rominger, 1876, Foss. Corals, 



Up. Held. Gr. [Sig. imbricated.] 

 labiosa, Billings, 1859, Can. Jour., Cornif- 



erous Gr. [Sig. full lipped.] 

 laqueata, Rominger, 1876, Foss. Corals, 



Niagara Gr. [Sig. paneled.] 

 lichenoidea, Winchell & Marcy, 1865, 



Bost. Soc. Nat. Hist., Niagara Gr. 



[Sig. resembling a lichen.] 

 macrophora, Hall, 1852, Pal. N. Y., vol. 



2, Niagara Gr. [Sig. from the wide 



meshes.] 

 magna, Hall, 1873, 23rd Reg. Rep., Up. 



Held. Gr. [Sig. great.] 

 multipora, Hall 1852, Pal. N. Y., vol. 2, 



Niagara Gr. [Sig. having many pores. ] 

 palmata, Hall, 1873, 23rd Reg. Rep., Up. 



Held. Gr. [Sig. having five lobes.] 

 pinguis, Rominger, 1876, Foss. Corals, 



Up. Held. Gr. [Sig. plump.] 

 prolifica, Hall, 1873, 23rd Reg. Rep., Up. 



Held. Gr. [Sig. prolific] 

 pulchra, Rominger, 1876, Foss. Corals, 



Up. Held. Gr. [Sig. beautiful.] 

 reticulata, Hall, 1852, Pal. N. Y., vol. 2, 



Niagara Gr. [Sig. reticulated.] 

 rimosa, Rominger, 1876, Foss. Corals, 



Up. Held. Gr. [Sig. full of fissures.] 

 robusta, Rominger, 1876, Foss. Corals, 



Corniferous & Ham. Gr. [Sig. robust.] 

 seriata, Hall, 1852, Pal. N. Y., vol. 2, 



Niagara Gr. [Sig. from the regular 



alternating series of openings.] 

 turgida, Rominger, 1876, Foss. Corals, 



Up. Held. Gr. [Sig. swollen.] 

 verticillata, Winchell & Marcy, Bost. Soc. 



Nat. Hist., Niagara Gr. [Sig. whorled.] 



Climacograptus, Hall, 1865, Can. Org. Rem. 



Decade 2. [Ety. klimax, a small ladder ; 



grapho, to write.] 

 antennarius, Hall, 1863, (Graptolithus an- 



tennarius) Geo. of Can., Quebec Gr. 



[Ety. from the antennse.~\ 

 bicornis, Hall, 1847, (Graptolithus bicor- 



nis) Pal. N. Y., vol. 1, Hud. Riv. Gr. 



[Ety. having two horns.] This is the 



type of the genus, 

 parvus, Hall, 1865, Can. Org. Rem., De- 

 cade 2, Hud. Riv. Gr. [Sig. small.] 

 tvpicalis Hall, 1865, Can. Org. Rem., De- 

 cade 2, Hud. Riv. Gr. [Ety. type 



of the genus, though the genus was 



founded on C. bicornis.] 

 Clisiophyllum, Dana, 1846, Explor. Exped., 



vol. 8. [Ety. Tdmon, a tent ; from the 



conical central boss; phyllon, a plant.] 

 gabbi, Meek, 1864, Pal. California, Carb. 



[Ety. proper name.] 

 oneidsmse, Billings, 1859, Can. Jour. Cor- 

 niferous Gr. [Ety. proper name.] 



This species is placed in the new 



genus acrophyllum, by Thomson & 



Nicholson. 

 Columnaria, Goldfuss, 1826, Germ. Petref. 



[Ety. Columnarius, formed of columns.] 

 alveolata, Goldfuss, 1826, Germ. Petref. 



Black Riv. Gr. [Sig. hollowed out.] 

 blainvilli, Billings, 1858, Can. Nat. & 



Geo., vol. 3, Hud. Riv. Gr. [Ety. 



proper name.] 

 carterensis, Safford, 1869, Geo. of Tenn., 



Trenton Gr. [Ety proper name.] 

 divergens, Troost, 1840, 5th Geo. Rep. 



Tenn., Devonian. [Sig. divergent.] 

 erratica, Billings, 1858, Can. Nat. & Geo., 



Trenton Gr. [Sig. straying abroad.] 

 goldfussi, Billings, 1858, Can. Nat. & Geo., 



vol. 3, Hud. Riv. Gr. [Ety. proper 



name.] 

 herzeri, svn. for Favistella stellata. 

 incerta, Billings, 1859, Can. Nat. & Geo., 



vol. 4, Chazy Gr. [Sig. uncertain.] 

 inequalis, Hall, 1852, Pal. N. Y., vol. 2, 



Coralline limestone. [Sig. unequal.] 

 intermedia, Eaton, 1832, Geo. Text Book, 



(?) Gr. [Sig. intermediate.] 

 parva, Billings, 1859, Can. Nat. & Geo., 



vol. 4, Chazy Gr. [Sig. small.] 

 rigida, Billings, 1858, Can. Nat. <k Geo., 



vol. 3, Hud. Riv. Gr. [Sig. rigid.] 

 troosti, Castelnau, 1843, syn. for Lons- 



daleia papillata. 

 Columnopora, Nicholson, 1874, London Geo. 



Mag., N. S., vol. 1. [Ety. columna, a 



column ; pora, a pore.] 

 cribriformis, Nicholson, 1874, London Geo. 



Mag., vol. 1, Cin'ti Gr. [Sig. having 



the form of a seive.] 

 huronica, Rominger, 1876, (Houghtonia 



huronica) Foss. Corals, Hud. Riv. 



Gr. [Ety. proper name.] 

 Combophyllum, Edwards & Haime, 1858- 



[Ety. kombos, a strip of cloth ; phyllorn 



a plant.] 



