120 



BEACHIOPODA. 



suborbicularis, Hall, 1858, Geo. of Iowa, 



Ham. Gr. [Sig. somewhat orbicular.] 

 subquadrata, Hall, 1847, Pal. N. Y., vol. 



1, Trenton to Hud. Eiv. Gr. [Sig. 



somewhat quadrate.] 

 nubumhimn, see Spirifera subumbona. 

 swalhvi, Hall, 18-58, Geo. Kep. Iowa, Bur- 

 lington Gr. [Ety. proper name.] 

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



Clinton Gr. [Sig. .slemlor-toothed.] 

 tenuistriata. Hall, 184.3, Geo. Rep. 4th 



Dist. N. Y., Portage Gr. [Sig. flne- 



striated.] 

 testudinaria, Dalman, 1827, Vet. A(:u(l. 



Hand., Trenton & Hud. Riv.Gr. [Sig. 



arched like a tortoise shell.] 

 thiemii, White, .1860, Jour. Bost. Soc. 



Nat. Hist., vol. 7, Kinderhook Gr. 



[Et}'. proper name.] 

 tioga, Hall, 1867, Pal. N. Y., vol. 4, (0. 



interlineata. Sow., Geo. Rep. 4th Di.st. 



X. Y.) Portage & Chemung Gr. [Ety. 



proper name.] 

 tricenaria, Conrad, 1843, Proc. Acad. 



Nat. Sci., vol. 1, Trenton Gr. [Sig. 



of or belonging to thirty.] 

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



Clinton Gr. [Sig. a triple-nut.] 

 triplicatella, Jleek, 1873, Ohio Pal., vol. 



I, Cin'ti Gr. [Sig. having three plica- 

 tions in one-fold, 

 tritonia, BiUings, 1862, Pal. Fo.ss., vol. 1, 



Quebec Gr. [Ety. mythological 



name.] 

 tubulostriata, Hall, 1859, Pal. N. Y., vol. 



3, Low. Held. Gr. [Sig. having tube- 

 like stria?.] 

 tuUiensis, Vanuxem, 1843, Geo. Rep. 3rd 



Dist. N. Y., Tully limestone. [Ety. 



proper name.] 

 uberi, Billings, 1866, Catal. Sil. Foss. 



Antic, Anticosti Gr. [Sig. abundant, 



fruitful.] 

 umbonata, see Ambocoelia umbonata. 

 umbracidvm, DeKoninck, see Orthis Keo- 

 kuk and Strep torhynch us umbracu- 



lum. 

 WKjuknliit!, Phillips, as identified by Hall 



in 1843, see Ami )oc(.elia umbonata lar. 



gregaria. 

 iiiKjuiformk, syn. for Orthis hipparionyx. 

 vanuxemi, Plall, lcS57, 10th Reg. Rep., 



Ham. Gr. [Ety. proper name.] 

 vanuxemi, Winchell, 1862, Proc. Acad. 



Nat. Sci., Portage Gr. The name was 



preoccupied, 

 varica, Conrad, 1842, (Delthyris varica) 

 Jour. Acad. Nat. Sci., vol. 8, Low. 

 Held. Gr. [Sig. .straddling.] 

 Ortiiisina, D'Orbigny, 1849. [Ety. odlm, 

 a genus of shells; iivix, implying re- 

 sembling to.] 

 alternata, see Streptorhynchus perversus. 

 arctostriata, see Streptorhynchus arctos- 



triatus. 

 crassa, see Streptorhynchus crassus. 

 diversa, Shaler, syn. for Orthisina ver- 

 neuili. 



festinata, Billings, 1861, Pal. Foss., vol. 



1, Potsdam Gr. [Sig. hasty.] 

 grandwva, Billings, 1859, Can. Nat. Geo., 



vol. 4, Calcif. Gr. [Sig. primeval.] 

 misxovriciiKis, Swallow, 1858. Syn. for 



Meekella striato-costata. 

 occidentalis. Swallow, 1863, Trans. St. 



Louis Acad. Sci., Permian Gr. [Sig. 



western.] 

 shumardiana. Swallow, IS.iS, Trans. St. 



Louis Acad. Sci., Permian Gr. [Ety. 



proper name.] 

 verneuili, Eicbwald, as identified by 



Billings, Trenton & Anticosti Gr. 



[Ety. proper name.] 

 Pentagonia, Cozzens, 1846, Ann. N. Y. Ly- 

 ceum, vol. .3. [Ety. pentf, five; yonia, 



an angle.] 

 peersi, Cozzens, 1846, Ann. N. Y. Lyce- 

 um, vol. 3, Devonian. [Ety. proper 



name.] 

 Pentamerella, Hall, 1867, Pal. N. Y'., vol. 4. 



[Ety. diminutive of Pentamerm,'] 

 arata, Conrad, 1841, (Atrypa arata and 



Atrypa octo-costata) Ann. Rep. N. Y., 



Schoharie grit and Up. Helil. Gr. 



[Sig. plowed, furrowed.] 

 dubia,' Hall, 1860, (Spirifer dubius) 13th 



Reg. Rep., Ham. Gr. [Sig. doubtful.] 

 micula. Hall, 1867, Pal. N." Y., vol. 4, 



Ham. Gr. [Sig. a very small crumb.] 

 obsolescens. Hall, 1867, Pal. N. Y'., vol. 4, 



Devonian. [Sig. obsolete.] 

 papilionensis. Hall, 1858, (Pentamerus 



papilionensis) Geo. Rep. Iowa, vol. 1, 



pt. 2, Ham. Gr. [Ety. proper name.] 

 Pentamerus, Sowerby, 1814, Min. Conch., 



vol. 1. [Ety. pmla, five ; meros, apart- 

 ments.] 

 aratvs, see Pentamerella arata. 

 arcuosus, McChesney, 1861, New Pal. 



Foss., Niagara Gr. [Sig. arched, bent 



over.] 

 barrandi, Billings, J 857, Rep. of Progr., 



Mid. Sil. [Ety. proper name.] 

 bisinuatus, McChesney, 1861, New Pal. 



Foss., Niagara Gr. [Sig. having two 



depressions. ] 

 borealis, Meek, 1868, Trans. Chi. Acad. 



Sci., Ham. Gr. [Sig. northern.] This 



name Avas preoccupied bv Eichwald 



in 1840. 

 brevirostris, Sowerby, 1839, (Terebratula 



brevirostris) Murch. Sil. Syst., Niagara 



Gr. [Sig. short-beaked.] 

 chicagoensis, Winchell & Marcy, 1865, 



Mem. Bost. Soc. Nat. Hist., Niagara 



Gr. [Etj'. proper name.] 

 comis, Owen, 1852, (Atrypa comis) Geo. 



Sur. Wis., Iowa and Minn., Plam. Gr. 



[Sig. nice, delicate.] 

 crassiradiatus, McChesney,] 861, New Pal. 



Foss., Niagara Gr. [Sig. thick-rayed.] 

 elongatm, see Amphigenia elongata. 

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



Clinton Gr. [Sig. arched or vaulted 



over.] 



