44 



PROTISTA. 



elegantulus, Billings, 1865, Pal. Foss.,vol. 



1, Oalcif. Gv. [Sig. elegant.] 

 formosus, Meek & Worthen, 1S70, Proc. 



Acad. Nat. Sci., Niagara Gr. [Sig. 



beautiful.] 

 fungosus, Hall, 1861, Geo. Kep. Wis., 



Galena Gr. [Sig. spongy.] 

 globularis, Hall, 1861, Supp. Geo. Rep. 



Wis., Galena Gr. [Sig. globular.] 

 hemisphericus, Hall, 1861, Geo. Rep. Wis. 



Niagara Gr. [Sig. hemispherical.] 

 infundibulus, Hall, 1861, (ieo. Rep. Wis., 



Niagara Gr. [Sig. a funnel.] 



insularis, Billings, 1866, Catal. .Sil. Foss. 



Antic, Anticosti Gr. [Sig. upon an 



island.] 

 iowensis, Owen, 1852, (.Selenoides iowen- 



sis) Geo. Rep. Wis., Iowa and ^linn. 



[Ety. proper name.] 

 jonesi, Billings, 1865, Pal. Foss., vol. 1, 



Low. Held. Gr. [Ety. proper name.] 

 neptuni, De France, 1827, Diet, des Sci. 



Nat., vol. 45, Trenton Gr. [Ety 



proper name.] 

 occidentalis, Salter, 1859, Can. Org. Rem. 



Decade 1, Trenton Gr. [Sig. Western.] 

 ohioensis. Hall & Whitfield, 1875, Ohio 



Pal., vol. 2, Niagara Gr. [Ety proper 



name.] 

 oweni, Hall, 1861, Geo. Rep. Wis., Galena 



Gr. [Ety. proper name.] 

 reticulatu.9, Owen, 1840, (Orbituloides 



reticulata) Rep. on ilin. lands, Niagara 



Gr. [Sig. reticulated.] 

 subturbinatus, Hall, 1863, Trans. Alli. 



Inst, vol. 4, Niagara ( ii-. [Sig, some- 

 what top-shaped.] 

 snlfatiitt, Owen, 1844. This name was [ire- 



ijccupied and thespecies is now named 



R. oweni. 

 Rhabdakia, Billings, 1865, Pal. Fuss., vol. 1. 



[Ety. rJiabdoK, a roil.] 

 hagilis, Billings, lyii.'i. Pal. Foss,, vol. 1, 



Oalcif. Gr. [Sitr. frail, brittle.] 

 furcata, Billings, 1,S65, Pal, Fuss,, vol, 1, 



Calcif. Grr. [Sig, forked.] 



RiBEiRiA, Sharpe, 185.3, .Jour. Geo. Soc, vol. 

 9. [Ety. proper name (?).] 

 (?) calcifera, BiUings, 1865, Pal. Foss., 

 vol. 1, Calcif. Gr. [Ety. from the Cal- 

 cif erous Group.] 

 (7) longiuscula, Billings, 1865, Pal. Foss., 

 vol. 1, Calcif, Gr. [Sig, somewhat the 

 longest.] 

 RoTALiA, Lamarck, 1804, Ann. Mus. [Ety. 

 rota, a wheel.] 

 baileyi. Hall, 18.58, Trans. Alb. Inst., vol. 

 4, Warsaw Gr. [Ety. proper name.] 

 Srijplda, Oken, 1815, Lehrb. Naturg. 

 digitata, see Brachiospongla digitata. 

 stellata, Troost, 1840. Not clearly defined. 

 Selenoides, Owen, 1852. Syn. for Receptacu- 

 lites. 

 iovietisU, Owen, 1852, see Receptaculites 

 iowensis. 

 Si]i)ujiiia, Parkinson, 1820, Organ. Rem. 

 cmtera, see Palseomanon cratera. 

 iiiibricalo-ai-tkulata, see Astylospongia im- 



bricato-articulata, 

 pnnnorsa, see Astylospongia prtemorsa. 

 Splienojjoteriam, IsLeek & Worthen, 1866. A 

 Syn, for Palseacis. 

 eomprexmiii, see Palseacis compressus. 

 ciiiinctuiii, see Palseacis cuneatus. 

 enonne, see Palasacis enormis. 

 eiioriiif rar. depresmim, see Paheacis enormia 



I'm: depressus. 

 ohiiixum, see Palseacis obtusas. 

 Spniigiii, Linn«us, 1789, Systema Natur;e, 



iiicixo-lobata, see Astylospongia inciso- 

 lobata. 

 aellaiim-mlcatn, see Astylospongia stel- 

 latim-sulcata. 

 Trachyum, Billings, 1865, Pal, Foss., vol. 1. 

 [Ety. trnrhiis, rough, rugged.] 

 cyathiforme, Billings, 1865, Pal. Foss., 

 vol, 1, Quebec Gr. [Sig, cup-shaped.] 

 rugosum, Billings, 1,S65, Pal. F'oss., vol. 1, 

 Quebec Gr. [Sig. wrinkled.] 

 Trichosposcia, Billings, 18(i,=i, Pal, Foss., 

 vol. 1. [Ety. trichi<ix, to show hairs ; 

 spongifi, a sponge.] 

 sericea, Billings, 1865, Pal. Foss., vol. 1, 

 Calciferous Gr. [Sig. silky.] 



