,134 . 



BRACHIOPODA. 



tethys, Billings, 1860, (Rhynchonella 

 tethys) Can. Jour., Cornif. Gr. [Ety. 

 mythological name.] 

 Strbptoehynciius, King, 1850, Monograph 

 of Permian Fossils. [Ety. strepto, I 

 bend or twist; rhynclws, a beak.] 



antiquatuB, Sowerby, 1839, (Strophomena 

 antiquata) Murch. Sil. Syst., Mid. Sil. 

 [Sig. ancient.] 



arctostriatus. Hall, 1843, (Strophomena 

 arctostriata) Geo. Rep. 4th Dist. N. 

 Y., Chemung Gr. [Sig. closely striated.] 



arctostriatus, Hall,. 1860, 13th Reg. Rep., 

 (Orthisina arctostriata) Ham. Gr. 

 This name was preoccupied. 



chemungensis, Conrad, 1843, (Stropho- 

 mena chemungensis) Jour. Acad. 

 Nat. Sci., Chemung Gr. [Ety. proper 

 name.] 



crassus, Meek & Hayden, 1858, (Orthis- 

 ina crassa) Proc. Acad. Nat. Sci. Phil., 

 Coal Meas. [Sig. thick.] 



crenistriatus, Phillips, 1836,(Spirifera cre- 

 nistria) Geo. York., vol. 2, Waverly 

 Gr. [Sig. having crooked stria-.] 



deflectus, Conrad, 1843, (Strophomena 

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

 Trenton Gr. [Sig. bent down.] 



elongatus, James, 1874, Cin. Quar. Jour. 

 Sci., Cin'ti. Gr. [Sig. from the long 

 cardinal line.] 



filitextus, Hall, 1847, (Strophomena fili- 

 texta) Pal. N. Y., vol. 1, Trenton and 

 Hud. Riv. Gr. [Sig. woven like 

 thread.] 



hallianus, S. A. Miller, 1874, Cin. Quar. 

 Jour. Sci., vol. 1, Cin'ti Gr. [Ety. 

 proper name.] 



hemiaster, syn. for S. subplanum. 



lens. White, 1862, Proc. Bost. Soc. Nat. 

 Hist., vol. 9, Chemung Gr. [Sig. a 

 concavo-convex shell.] 



nutans, James, 1873, (Hemipronites nu- 

 tans) Pal. Ohio, vol. 1, Cin'ti Gr. [Sig. 

 bent over.] 



occidentalia, Newberry, 1861, Ives' Col. 

 Ex. Exped., Up. Ca'rb. [Sig. western.] 



pandora, Billings, 1860, Can. Jour., Scho- 

 harie grit and Cornif. Gr. [Ety. 

 mythological name.] 



pectinaceus, Hall, 1843, (Strophomena 

 pectinacea and S. bifurcata) Geo. Rep. 

 4th Dist. N. Y., Chemung Gr. and 

 Waverly sandstone. [Sig. like a 

 Peden.'] 



perversus, Hall, 1857, (Orthis perversa) 

 10th Reg. Rep. (Orthisina alternata, 

 1860, 13th Reg. Rep.) Cornif. and 

 Ham. Gr. [Sig. turned upside down.] 



planoconvexus, Plall, 1847, (Leptsena 

 planoconvexa) Pal. N. Y., vol. 1, 

 Hud. River Gr. [Ety. planim, plane ; 

 convescus, convex.] 

 planumbonus, Hall, 1847, (Leptsna 

 planumbona) Pal. N. Y., vol. 1, Tren- 

 ton & Plud. Riv. Gr. [Sig. flat on the 

 umbo.] 



pyramidalis, Newberry, 1861, Ives' Col. 

 Ex. Exped., Carb. [Sig. pointed like 

 a pyramid.] 



radiatus, Vanuxem, 1843, (Strophomena 

 radiata) Geo. Rep. 3rd Dist. N. Y., 

 Low. Held. Gr. [Sig. radiated.] 



rectus, Conrad, 1843, (Strophomena 

 recta) Proc. Acad. Nat. Sci., vol. 1, 

 Black Riv. and Trenton Gr. [Sig. 

 straight.] 



sinuatus, Emmons, 1855, Am. Geo]., 

 Cin'ti Gr. [Sig. marked with depres- 

 sions, wavy.] 



subplanus, Conrad, 1842, Jour. Acad. 

 Nat. Sci., vol. 8, (Strophomena sub- 

 plana) Niagara Gr. [Sig. somewhat 

 flat.] 



subtentus, Conrad, 1847, (Strophomena 

 subtenta) Pal. N. Y., vol. 1, Trenton & 

 Hud. Riv. Gr. [Sig. somewhat bent.] 



sulcatus, Verneuil, 1848, (Leptsena sul- 

 cata) Bull. Geol. Soc. France, vol. 5, 

 Cin'ti Gr. [Sig. furrowed.] 



tenxiis. Hall, 1858, Trans. Alb. Inst., vol. 

 4, Niagara Gr. [Sig. slight, slender.] 



umbraculum, V. Buch, (Orthis umbra- 

 culum) Ueber Delthyris, &c., Devon- 

 ian to the Permian Gr. [Sig. an um- 

 brella.] 



vetustus, James, 1874, Cin. Quar. Jour. 

 Sci., vol. 1, Cin'ti Gr. [Sig. old.] 



woolworthianus, Hall, 1859, (Stropho- 

 mena woolworthiana) Pal. N. Y., vol. 



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

 Sincklandia, Billings, 1859, Can. Nat. Geo., 



vol. 4. This name having been pre- 

 viously applied to a genus of fossil 

 plants the author abandoned it and 

 proposed Stricklandinia. 

 Stricklandini.\, Billings, 1863, Can. Nat. & 

 Geo., vol. 8. [Ety. proper name.] 



anticostiensis, Billings, 1863, Can. Nat. 

 Geo., vol. 8, Anticosti Gr. [Ety. 

 proper name.] 



(?) arachne, Billings, 1862, Pal. Foss., 

 vol. 1, Quebec Gr. [Ety. mytho- 

 logical name.] 



(?) arethusa, Billings, 1862, Pal. Foss., 

 vol. 1, Quebec Gr. [Ety. mythologi- 

 cal name.] 



brevis, Billings, 1859, Can. Nat. Geo., vol. 



4, Mid. Sil. [Sig. short] 

 canadensis, Billings, 1859, Can. Nat. Geo., 



vol. 4, Clinton Gr. [Ety. proper 



name.] 

 castellana. White, 1876, Proc. Acad. Nat. 



Sci., Niagara Gr. [Ety. proper name.] 

 davidsoni, Billings, 1868, Lend. Geo. 



Mag., vol. 5, "Up. Sil. [Ety. proper 



name.] 

 deformis. Meek '& Worthen, 1870, Proc. 



Acad. Nat. Sci. Phil., Niagara Gr. 



[Sig. deformed, ugly shaped.] 

 elongata, see Amphigenia elongata. 

 I'hiii/ata var.xiirta, see Amphigenia curta. 

 gaspensis, Billings, 1859, Can. Nat. Geo., 



vol. 4, Mid. Sil. [Ety. proper name.] 



