370 



BRACHIOPODA. 



[RHY.— SCH. 



aappho, see Stenoschisma sappho. 

 semiplicata, Conrad, 1841, (Atrypa semi- 

 plicata,) Ann. Rep. N. Y., p. 56, and 



Pal. N. Y., vol. 3, p. 224, Low. Held. Gr. 

 septata, Hall, 1859, Pal. N. Y., vol. 3, p. 



443, Oriskany sandstone. 

 Bordida, Hall, 1847, (Atrypa sordida,) Pal. 



N. Y., vol. 1, p. 148, Trenton Gr. 

 speciosa, Hall, 1857, 10th Rep. N. Y. St. 



Mus. Nat. Hist., p. 81, and Pal. N. Y., 



vol. 3, p. 444, Oriskany sandstone. 

 stephani, see Stenoschisma stephani. 

 stricklandi, Sowerby, 1839, (Terebratula 



stricklandi,) Murch. Sil. Syst., p. 631, 



Niagara Gr. 

 subcircularis, Winchell, 1862, Proc. Acad. 



Nat. Sci., p. 408, Marshall Gr. 

 subcubaides. Not an American species, 

 subcuneata, Hall, 1856, Trans. Alb. Inst., 



vol. 4, p. 11, and Geo. Sur. Iowa, p. 



658, Warsaw Gr. 

 mbtrigona, see Camerophoria subtrigona. 

 subtrigonalis, Hall, 1847, (Atrypa subtri- 



gonalis,) Pal. N. Y., vol. l,p. 145, Tren- 

 ton Gr. 

 sulcoplicata, Hall, 1857, 10th Rep. N. Y. 



8t. Mus. Nat. Hist., p. 76, and Pal. 



N. Y., vol. 3, p. 236, Low. Held. Or, 

 tennesseensis, Roemer, 1860, Sil. Fauna 



West Tenn., p. 72, Niagara Gr. 

 tethys, see Stenoschisma tethys. 

 tetraptyx, Winchell, 1865, Proc. Acad. 



Nat. Sci., p. 120, Kinderhook Gr. 

 texana, Shumard, 1859, Trans. St Louis 



Acad. Sci., vol. 1, p. 393, Permian Gr. 

 thulia, see Stenoschisma billingsi. 

 thera, Walcott, 1885, Monogr. U. S. Geo. 



Sur., vol. 8, p. 223, Subcarboniferous. 

 transversa, Hall, 1857, 10th Rep. N. Y. 



St. Mus. Nat. Hist, p. 74, and Pal. 



N. Y., vol. 3, p. 234, Low. Held. Gr. 

 tuta, S. A. Miller, 1881, Jour. Cin. Soc., 



Nat. Hist., vol. 4, p. 315, Burlington Gr. 

 unica, Winchell, 1865, Proc. Acad. Nat. 



Sci., p. 122, Marshall Gr. 

 unisulcata, see Meristella unisulcata. 

 uta, Marcou, 1858, (Terebratula uta. 



N. Amer., p. 58, Coal Meas. This was 



subsequently described by Swallow as 



R. osagensis. 

 vellicata, Hall, 1857, 10th Rep. N. Y. St. 



Mus. Nat. Hist., p. 71, and Pal. N. V.. 



vol. 3, p. 230, Low. Held. Gr. 

 ventricosa, Hall, 1857, 10th Rep. N. Y. 



St. Mus. Nat. Hist, p. 78, and Pal. N. Y., 



vol. 3, p. 238, Low. Held. Gr. 

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



p. 346, Tully limestone. This was 



identified by Vanuxem, 1842, Geo. 3d 



Dist. N. Y., as Atrypa cuboides of 



Sowerby. 

 vicina, Billings, 1866, Catal. Sil. Foss. 



Antic, p. 44, Anticosti Gr. 

 warrenensis, Swallow, 1860, Trans. St. 



Louis Acad. Sci., vol. 1, p. 653, 



Ham. Gr. 

 wasatchensis, White, 1874, Rep. Invert. 



Foss., p. 19, and Geo. Sur. W. 100th 



Mer., vol. 4. p. 130, Carb. . 



8, 



whitiana, S. A. Miller, 1883, 2d Ed. Am. 

 Pal. Fobs., p. 297, Niagara Gr., from 

 Waldron, Indiana. Proposed instead 

 of R. whitii, Hall, 1863, Trans. Alb. 

 Inst, vol. 4, p. 216, and also in 28th 

 Rep. N. Y. St. Mus. Nat, Hist,, p. 164, 

 pi. 26, figs. 23-33, and again in the 11th 

 Ann. Rep. Geol. and Nat. Hist, of In- 

 diana, p. 307, pi. 26, figs. 23-33. 

 whitii, Winchell, 1862, Proc Acad. Nat. 



Sci., p. 407, Marshall Gr. 

 whitii, Hall, see R. whitiana. 

 wilsoni, Sowerby, 1816, (Terebratula wil- 

 soni,) Min. Conch., vol. 2. p. 38, Niag- 

 ara (Jr. 

 wortheiii, see Camarophoria wortheni. 

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

 syn, for Retzia. 

 deweyi, see Retzia deweyi. 

 evax, see Retzia evax. 

 formosa, see Retzia formosa. 

 lepida, see Retzia lepida. 

 nobility see Trematospira nobilis. 

 rectirottra, see Trematospira rectirostra. 

 subglobota, see Retzia subglohosa. 

 sinuata, see Retzia sinuata. 

 Rhynchotreta, Hall, 1879, 28tb, Rep. N. 

 Y. St. Mus. Nat. Hist, p. 

 166. [Ety. rhynchos, beak ; 

 trttoi, with a hole in it.] 

 Distinguished from Rhyn- 

 chonella by the straight, 

 produced, perforated beak 

 of the ventral valve and 

 divided deltidium, and by 

 the crura which rise near 

 the dorsal beak, curve into 

 the ventral cavity, and re- 

 curve to the dorsal side. Type R. 

 cuneata. 

 cuneata var. 

 amer ican a, 

 Hall, 18 79, 

 28th Rep. N. 

 Y. St. Mus. 

 Nat. Hist., p. 



1fi7 Niagara Fl ° «0H--Rhy»«'l'<'tr.-tH 

 io/, rsiagara quaurlplimi;. 



Gr. 

 quadriplicata, S. A. Miller, 1875, (Tre- 

 matospira quadriplicata,) Cin. Quar. 

 Jour. Sci., vol. 2, p. 60, Trenton (ir. 

 Rhynobolus, Hall, 1871, 23d Rep. N. Y. St. 

 Mus. Nat Hist., p. 247, syn. for Tri- 

 merella. 

 galtenm, Hall, see Trimerella galtensis. 

 Schizambon, Walcott, 1885, Monogr. U. 8. 

 Geo. Sur., vol. 8, p. 69. [Ety. schiza, 

 a cleft ; ambon, the boss of a shield.] 

 Inequivalve, ovate ; valves inarticulate ; 

 no area or deltidium ; foramen oblong; 

 structure calcareo-corneous ; two scars 

 in each valve. Type S. typicalis. 

 typical is, Walcott, 1885, Monogr. U. S. 

 Geo. Sur., vol. 8, p. 70, Chazy (ir. 

 Schizobolus, Ulrich, 1886, Cont. to Am. 

 Pal., p. 25. [Ety. tchiza, a cleft; 

 Obolut, a genus.] Ventral valve with 

 apex at the terminus of a notch in the 

 posterior margin ; two pair of adductor 



Fio. 607. — 

 Bhyncho- 

 tretn bob 

 eata var. 



ameruanii 



^w^jjk 



