112 



BRACHIOPODA. 



reticulata, Hall, 1862, (Rhynchonella (?) 

 reticulata) Trans. Alb. Inst., vol. 4, 

 Niagara Gr. [Sig. reticulated.] 



subtrigonalis, Billings, 1858, Rep. of Prog., 

 Black Riv. Gr. [Sig. somewhat three- 

 cornered.] 

 Gonioccelia, syn. for Pentagonia. 

 Gypidula, Hall, 1867, Pal. N. Y., vol. 4. 

 [Ety. gyps, vulture ; in allusion to the 

 strongly incurved beak.] 



laeviuscula, Hall, 1867, Pal. N. Y., vol. 4, 

 Devonian. [Sig. slightly smooth.] 



obsolescent, see Pentamerella obsolescens. 



occidentalis, Hall, 1858, (Pentamerus oc- 

 cidentalis) Geo. Rep. Iowa, vol. 1, pt. 

 2, Ham. Gr. [Sig. western.] 

 Hemipronites, Pander, 1830. This name, never 

 having been defined, has been super- 

 seded by Streptorhynchus, if the two 

 names refer to the same form. 

 Hipparionyx, Vanuxem, 1842, Geo. 3rd Dist. 

 N. Y. [Sig. colts hoof.] Syn. for Or- 

 this. The genus was founded on a 

 cast. 



comimilis, Vanuxem, syn. for Atrypa ret- 

 icularis. 



proximm, syn. for Orthis hipparionyx. 



similaris, Vanuxem, 1842, Geo. Rep. 3rd 

 Dist. N. Y., Oriskany sandstone. [Sig. 

 similar.] 

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

 [Ety. proper name.] 



bella, Billings, '1874, Pal. Foss., vol. 2, 

 Potsdam Gr. [Sig. beautiful.] 



labradoricus, Billings, 1861, (Obolus lab- 

 radoricus) Pal. Foss., vol. 1, Potsdam 

 Gr. [Ety. proper name.] 



sculptilis, Meek, 1872, Hayden's Geo. 

 Rep., Quebec Gr. [Sig. carved.] 

 Koninckia, Suess, 1853. MS. published by 

 Woodward, 1854, in Manual of Mol- 

 lusca. [Ety. proper name.] 



americana, Swallow, 1863, Trans. St. Louis 

 Acad. Sci., Low. Carb. [Ety. proper 

 name.] 

 Kutobgina, Billings, 1861, Pal. Foss., vol. 1. 

 [Ety. proper name.] 



cingulata, Billings, 1861, Pal. Foss, vol. 1, 



Potsdam Gr. [Sig. encircled with 



lines.] 



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



[Ety. leios, smooth ; rhynchos, a beak.] 



dubius, Hall, 1867, Pal. N. Y., vol. 4, 

 Marcellus shale. [Sig. doubtful.] 



globuliformis, Vanuxem, 1842, (Atrypa 

 globuliformis) Geo., 3rd Dist. N. Y., 

 Chemung Gr. [Sig. in the form of a 

 globe.] 



huronensis, Nicholson, 1874, Geo. 

 Lond., n. s., vol. 1, Ham. Gr. 

 proper name.] 



iris, Hall, 1867, Pal. N. Y., vol. 4 

 mung Gr. [Ety. proper name.] 



kelloggi, Hall, 1867, Pal. N. Y., vol. 4, 

 Chemung Gr. [Ety. proper name.] 



limitaris, Vanuxem, 1842, (Orthis limi- 

 taris) Geo. 3rd Dist. N. Y., (Atrypa 

 limitaris, 4th Dist. N. Y.) Marcellus 



Mag. 



[Ety. 



Che- 



shale. [Ety. supposed to be limited 



to, and to characterize, the Marcellus 



shale.] 



mesacostalis, Hall, 1843, (Atrypa 



costalis) Geo. 4th Dist. 



Che- 



mung Gr. [Sig. middle-ribbed.] 

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



Ham. Gr. [Sig. many-ribbed.] 

 mysia, Hall, 1867, Pal. N. Y., vol. 4, Mar- 

 cellus shale. [Ety. proper name.] 

 newberryi, Hall, 1873, 23rd Reg. Rep., 



Chemung Gr. [Ety. proper name.] 

 quadricostatus, Vanuxem, 1842, (Orthis 



quadricostata) Geo. 3rd Dist. N. Y., 



Genessee slate. [Sig. four-ribbed.] 

 sesquiplicatus, Winchell, 1866, Rep. Low. 



Penin. Mich., Ham. Gr. [Sig. a pli- 

 cation and a half.] 

 sinuatus, Hall, 1867, Pal. N. Y., vol. 4, 



Chemung Gr. [Sig. wavy.] 

 Lept^na, Dalman, 1827, Kongl. Vet. Acad. 



Handl. [Ety. leptos, thin.] 

 alternata, see Strophomena alternata. 

 alternistriata, see Strophomena alternis- 



triata. 

 analoga, see Strophomena analoga. 

 aspera, James, syn. for L. sericea. 

 bipartite, see Strophomena bipartita. 

 earner ata, see Strophomena camerata. 

 concava, Hall, 1859, Pal. N. Y., vol. 3, 



Low. Held. Gr. [Sig. concave.] 

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



Quebec Gr. [Sig. doubtful.] 

 deflecta, see Streptorhynchus deflecta. 

 deltoidea, see Strophomena deltoidea. 

 depressa, see Strophomena depressa. 

 fasciata, see Strophomena fasciata. 

 filitexta, see Strophomena filitexta. 

 frugaria, syn. for Prod uctella subaculeata. 

 incrassata, see Strophomena incrassata. 

 indenta, see Strophodonta indenta. 

 laticosta, syn. for Tropidoleptus carinatus. 

 membranacea, see Productella hirsuta. 

 mesacosta, Shumard, 1855, Geo. Rep. 



Mo., Trenton Gr. [Sig. middle- 



ribbed.] 

 nasuta, see Strophomena nasuta. 

 nucleata, Hall, 1857, 10th Reg. Rep., Or- 

 iskany sandstone. [Sig. kerneled.] 

 obscura, see Strophomena obscura. 

 orthididea, see Strophomena orthididea. 

 planoconvexa, see Streptorhynchus plano- 



convexa. 

 planumbona, see Streptorhynchus plan- 



umbona. 

 plicifera, see Strophomena plicifera. 

 profunda, see Strophodonta profunda. 

 punctulifera, see Strophodonta punctuli- 



fera. 

 quadrilatera, syn. for Strophomena rhom- 



boidalis. 

 recta, see Streptorhynchus recta. 

 rugosa, see Strophomena rugosa. 

 semiovalis, syn. for L. sericea. 

 sericea, Sowerby, 1839, Murch. Sil. Syst., 



Trenton to Clinton Gr. [Sig. silky.] 

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



Quebec Gr. [Sig. paltry.] 



