310 



L AMELLIBR AIS'^CHI ATA . 



arenaria is from the Oriskany sand- 

 stone, and A. whitei is from the Kin- 

 derhook Gr. 

 AvicuLA cancellata, Barns, see Pterinea 

 cancellata. 



pecteniformis, Hall, 1843, Geol. ofN.Y., 

 Chemung Gr . llie species is an Avi- 

 culopecten. and the name was preoc- 

 cupied by Conrad. 



pinngeformis, Geinitz, 1848 (Solen pinnse- 

 formis), Versteinerungen d. deutsch 

 Zechsteingebirg, Coal Meas. [Sig. 

 wing-formed.] 

 AvicULOPECTEN caroli, and A. tenuicostus, 

 are from the Kinderhook Gr., and A. 

 oblongus is from the Warsaw Gr. 



catactus. Meek, 1877, U. S. Geo. Expl. 

 40th par,, Carboniferous. [Sig. frail.] 



curtocardinnlis. Hall & Whitfield, 1877, 

 U. S. Geo. Expl. 40th parallel, Coal 

 Meas . [ Sig . short cardinal . ] 



iowensis,n. sp., Marshall or Kinderhook 

 Gr., at Burlington, Iowa. Proposed 

 instead of A. occidentalis, of Win- 

 chell, in 1863, in Proc. Acad. Nat. 

 Sci., Phil., p. 9, »^hich was preoccu- 

 pied by Shumard. 



newarkensis, Wincheli, 1870, Notices & 

 Desc. Foss. from Marshall Gr., Mar- 

 shall Gr. [Ety. proper name.] 



nodocostatus, White & Whitfield, 1862, 

 Proc. Bost. Soc. Nat. Hist., vol. 8, 

 Kinderhook Gr. [Sig. having nodes 

 and ribs.] 



occidaneus, Meek, 1877, U. S. Geo. Expl. 

 40th parallel, Carboniferous. [Sig. 



parvulus. Hall & Whitfield, 1877, U. S. 



Geo. Expl. 40th parallel, Coal Meas. 



[Sig. little.] 

 spinuliferus. Meek & Worthen, 1870, 



Proc. Acad. Nat. Sci. Keokuk Gr. 



[Sig. spine bearing] 

 weberensis. Hall & Whitfield, 1877, U. 



S., Geo. Sur., 40th parallel, Coal 



Meas. [Ety. proper name ] 

 Cardinia sequimarginalis, refer to Ed- 



mondia ?equimarginalis. 

 occidentalis is from the Kinderhook or 



Choteau Gr. 

 Cahdiola salteri, Haughton, 1857, Jour. 



Boy. Soc. Dub , vol. 1, Devonian. 



[Ety. proper name.] 

 Cardiomokpha triangulata and C. trigon- 



alis are from the Choteau or Marshall 



Gr. 

 Cardiopsis crenistriata, refer to Pterinea 



crenistriata. 

 Cardium nautiloides, Castelnau, 1843, Syst. 



Sil., Seneca Lake, N. Y. [Sig. like a 



Nautilus.] 

 Ch^nomya maria, Worthen, 1882, Bull. 



No. 1. 111. St. Mus. Nat. Hist., Up. 



Coal Meas. [Ety. proper name. I 

 Cleidophokus chicagoensis, S. A. Miller, 



1880, Jour. Cin. Soc. Nat. Hist., vol 



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

 cllipticus, Ulrich, 1879, Jour. Cin. Sue. 



Nat. Hist., vol. 2, Hud. Riv. Gr. 

 [Sig. elliptical.] 

 Cleidophorus major, Ulrich, 1879, Jour. 

 Cin. Soc. Nat. Hist., vol. 2, Hud. 

 Riv. Gr. [Sig. larger.] 

 semiradiatus and C. subovatus are 

 from the Arisaig series of the Upper 

 Silurian. 

 CoNOCARDiUM Eutiquum, Owen, 1852, Geo. 

 Wis., Iowa & Minn., Silurian. [Sig. 

 ancient.] 

 pulchellum, White & Whitfield, 1862, 

 Proc. Bost. Soc. Nat. Hist , vol. 8, 

 Kinderhook Gr. [Sig. beautiful.] 

 CuNEAMYA curta, Whitfield, 1878, Jour. 

 Cin. Soc. Nat. Hist., vol. 1, Hud. Riv. 

 Gr. [Sig. short.] 

 elliptica, S. A. Miller, 1881, Jour. Cin. 

 Soc. Nat. Hist., vol. 4, Hud. Riv. Gr. 

 [Sig. elliptical.] 

 neglecta instead of Sedgwickia neglecta. 

 parva, S. A. Miller, 1880, Jour. Cin. Soc. 

 Nat. Hist., vol. 3, Hud. Riv. Gr. 

 [Sig. small.] 

 Cypricardella plicata, refer to Goniopho- 

 ra plicata. 

 quadrata. White & Whitfield, 1862, Proc. 

 Bost. Soc. Nat. Hist., vol. 8, Kinder- 

 hook Gr. [Sig. quadrate.] 

 Cypricardia choteauensis and C. ven- 

 tricosa, are from the Choteau or 

 Kinderhook Gr., and C. shumardana, 

 from the St. Genevieve limestone or 

 St. Louis Group. 

 indianensis, refer to Cypricardinia (?) 



indianensis. 

 suhplana, refer to Edmondia subplana. 

 swallovana, n. sp.. Coal Measures of 

 Harrison county, Missouri. Pro- 

 posed instead of C. occidentalis, 

 Swallow, 1863, in Trans. St. Louis 

 Acad. Sci.. p. 96. 

 Cypricardinia indianensis instead of 

 Cypricardia indianensis. 

 subovata. Miller & Dyer. 1878, Cont. to 

 Pal. No. 2, Niagara Gr. [Sig. sub- 

 ovate.] 

 Cypricardites biyfieldi, C. inconstans and 

 C. montrealensis may be restored to 

 the genus Vanuxemia, as it is proba- 

 bly distinct from this genus, 

 chemungensis, refer to Goniophora che- 



mungensis. 

 megambonus, Whitfield, 1878, Ann. Rep. 

 Geo. Sur. Wis., Trenton Gr. [Sig. 

 having a large umbo.] 

 quadrangiilaris, Whitfield, 1878, Jour. 

 Cin. Soc. Nat. Hist., vol. 1, Hud. 

 Riv. Gr. [Sig. quadrangular.] 

 sigmoideus is from the Hud. Riv. Gr. 

 Dexiobia halli, and D. whitei are from the 



Marshall Gr. 

 Edmondia aniuimarginalis, Wincheli, 1862 

 ( Cardinia ajquimarginalis ) Proc . Acad . 

 Nat. Sci., Marshall Gr. [Sig, equal 

 margined.] 

 bicarinata. E. elliptica, E. marionensis, 

 E. nitida, E. nuptialis, and E. stri- 



