BRACHIOPODA. 



137 



elongata, Conrad, 1842, Jour. Acad. Nat. 



Sci., vol. 8, Low. Held. Gr. [Sig. 



elongated.] 

 elliptica, Conrad, 1839, Ann. Rep. N. Y., 



Low. Held. Gr. [Sig. elliptical.] 

 euglypha, syn. for Strophodonta punctu- 



lifera. 

 fasciata, Hall, 1847, (Leptsena fasciata) 



Pal. N. Y., vol. 1, Chazy Gr. [Sig. 



swathed, banded.] 

 JUitexta, see Streptorhynchus filitextus. 

 fluctuosa, Billings, 1860, Can. Nat. Geo., 



vol. 5, Trenton & Hud. Riv. Gr. [Sig. 



wavy.] 

 fontinalis. White, 18 74, Rep. Invert. 



Foss., Quebec Gr. [Ety. fons, a 



fountain or spring.] 

 fracta. Meek, 1873, Pal. Ohio, vol. 1, 



Cin'ti Gr. [Sig. broken, weak.] 

 fragilis, syn. for Strophodonta perplana. 

 galatea, Billings, 1874, Pal. Foss., vol. 2, 



Devonian. [Ety. mythological name.] 

 geniculata, Shaler, (Brachyprion genicu- 



latum). The name was preoccupied, 

 gibbosa, Conrad, 1841, Ann. Geo. Rep. 



N. Y., Onondaga Gr. [Sig. gibbous.] 

 hecuba, Billings, 1860, Can. Nat. Geo., 



vol. 5, Hud. Riv. Gr. [Ety. mytho- 

 logical name.] 

 hemispherica, see Strophodonta hemis- 



pherica. 

 imbecillis, Billings, 1865, Pal. Foss., vol. 



1, Quebec Gr. [Sig. feeble.] 

 imbrex, Pander, 1845, in Russia & Ural 



Mountains, Hud. Riv. Gr. [Sig. im- 

 bricated.] The identification very 



doubtful in America. 

 impre.ssa, syn. for Strophodonta varistriata. 

 incrassata. Hall, 1847, (Leptsena incras- 



sata) Pal. N. Y., vol. 1, Chazy to Hud. 



Riv. Gr. [Sig. thickened.] 

 indentata, Conrad, 1842, Geo. Rep. 3rd 



Dist. N. Y., Held. Gr. [Sig. indented.] 

 infequiradiata, see Strophodonta ineequira- 



diata. 

 imequistriata, see Strophodonta insequi- 



striata. 

 interstr talis, Phillips, in Geo. 4th Dist. N. 



Y., see Strophodonta cayuta. 

 irene, Billings, 1874, Pal. Foss., vol. 2, 



Devonian. [Ety. proper name.] 

 ithacensis, Yanuxem, 1842, Geo. Rep. N. 



Y., Portage Gr. [Ety. proper name.] 

 juha, Billings, 1862, Pal. Foss., vol. 1, 



Mid. Sil. [Ety. proper name.] 

 lachrymosa, see Productella lachrymosa. 

 laevis, Emmons, 1842, Geo. Rep. N. Y., 



Birdseye Gr. [Sig. smooth.] 

 leda, Billings, 1860, Can. Nat. Geo., vol. 



5, Mid. Sil. [Ety. mythological name.] 

 lepida, syn. for Strophodonta nacrea. 

 lima, see Productella lachrymosa var. 



lima. 

 lineata, see Chonetes lineata. 

 macra, syn. for Strophodonta semifasciata. 

 magniventra, see Strophodonta magniven- 



tra. 



18 



membranacea, of Phillips, as identified by 

 Vanuxem, 1842, Geo. 3rd Dist. N. Y., 

 see Productella hirsuta. 

 modesta, Conrad, 1839, Ann. Rep. N. Y., 

 Low. Held. Gr. [Sig. not large.] 



mucronata, see Strophodonta mucronata. 



nacrea, see Strophodonta nacrea. 



nasuta, Conrad, 1842, Jour. Acad. Nat. 

 Sci., vol. 8, Trenton & Hud. Riv. Gr. 

 [Sig. having a prominent nose.] 



nassula, Conrad, 1848, Proc. Acad. Nat. 

 Sci., vol. 3, Carb. [Sig. a little bag-net.] 



nervosa, see Strophodonta perplana var. 

 nervosa. 



niagaremiiy syn. for Strophodonta pro- 

 funda. 



nitens, Billings, 1860, Can. Nat. Geo., 

 vol. 5, Hud. Riv. Gr. [Sig. neat.] 



nutans, see Streptorhynchus nutans. 



obscura. Hall, 1852, (Leptsena obscura) 

 Pal. N. Y., vol. 2, Clinton Gr. [Sig. 

 obscure.] 



orthididse. Hall, 1852, (Leptsena orthi- 

 didse) Pal. N. Y., vol. 1, Clinton Gr. 

 [Sig. like a shell of the genus Orthxs.l 



patenta, Hall, 1852, (Leptsena patenta) 

 Pal. N. Y., vol. 2, Clinton Gr. [Sig. 

 spreading.] patens would be better 

 orthography. 



patersoni, see Strophodonta patersoni. 



pecten, Linnseus, 1758, (Anomia pecten) 

 Syst. Nat, Niagara Gr. [Sig. comb- 

 like.] Not American. 



pectinacea, s«e Streptorhynchus pectin- 

 aceus. 



perplana, see Strophodonta perplana. 



philomela, Billings, 1860, Can. Nat. Geo., 

 vol. 5, Mid. Sil. [Ety. mythological 

 name.] 



planoconvexa, see Streptorhynchus plano- 

 convexus. 



planumbona, see Streptorhynchus plan- 

 umbonus. 



plicaia, syn. for Streptorhynchus sub- 

 tentus. 



plicifera. Hall, 1847, (Leptsena plicifera) 

 Pal. N. Y., vol. 1, Chazy Gr. [Sig. 

 bearing plications.] 



pluristriata, syn. for Strophodonta per- 

 plana. 



profunda, see Strophodonta profunda. 



punctxdifera, see Strophodonta punctuli- 

 fera. 



pusttUosa, syn. for Productella truncata. 



radiata, see Streptorhynchus radiatus. 



recta, see Streptorhynchus rectus. 



rectilateris, syn. for Strophodonta vari- 

 striata. 



rhomboidalis, Wahlenberg, 1821, Acta. 

 Soc. Sci., TJpsaliensis. This species 

 ranges from the Trenton Group in 

 the Lower Silurian to the Hamilton 

 and Chemung Group, regarding S. 

 tenuistriata, S. depressa and S. rugosa 

 as varieties only. The type however 

 is the Devonian form. [Sig. rhom- 

 boidal.] 



