. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. 400 GASTEROPODA. [CAi,.- eve. Fig. 65«. — Ciul naropsls piilel. llformiH. triplicatug, Swallow, 1858, Tranp. St. Louis Acad. Sci., vol. 1, p. 205, Coal Meas. Carinaropsis, Hall, 1847, Pal. N. Y., vol. 1, p. 183. [Ety. from its resem- blance to Carinaria.] Shell Bubconical, patel- liform; apex incurved or convolute, subcen- tral; aperture oval, ex- panded, narrowed pos- teriorly. Type C. carinata. carinata. Hall, 1
. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. 400 GASTEROPODA. [CAi,.- eve. Fig. 65«. — Ciul naropsls piilel. llformiH. triplicatug, Swallow, 1858, Tranp. St. Louis Acad. Sci., vol. 1, p. 205, Coal Meas. Carinaropsis, Hall, 1847, Pal. N. Y., vol. 1, p. 183. [Ety. from its resem- blance to Carinaria.] Shell Bubconical, patel- liform; apex incurved or convolute, subcen- tral; aperture oval, ex- panded, narrowed pos- teriorly. Type C. carinata. carinata. Hall, 1847, Pal. N. Y., vol. 1, p. 18H, Trenton Gr. orbiculata. Hall, 1847, Pal. N. Y., vol. 1, p. 306, Hud. Riv. Gr. patelliformis. Hall, 1847, Pal. N. Y., vol. 1, p. 183, Trenton and Hud. Riv. Grs. Chemnilzia, D'Orbigny, 1837, Mollusques, Echinodermes, Foraminiferes et Pol- ypiers, etc. Slender, elongated, many whorled, plaited; apex sinistral; aper- ture simple, ovate; peristome incom- plete ; operculum horny; subspiral. Type C. elegantissima. Not an Ameri- can Palaeozoic genus. aUenuata, see Loxonemn attenuatum. parva, see Loxonema parvum. swallovana, see Loxonema swallovanum. tenuilinenta, Bee Loxonema tenuilineatum. Chiton, Linna'us, 1758, Syst. Nat., ed. 10, p. 667. [Ety. chiton, a coat of mail.] Slii'll composed ot eight transverse imbricat- ing plates, lodged in a coriaceous man- tle, which forms an expanded margin round the body. Type C. sciuamosus. Not an American Palaeozoic genus. canadensis, see Metop- tonia canadense. carbonaniis, Stevens, 1850, Am. .Jour. Sci., vol. 25, p. 264, and Geo. Sur. Ill, vol. 5, p. 608. Probably a crustacean, Coal Meas. parvris, .'.'tevens, 1859, Am. Jour. Sci., vol. 25, p. 264, Coal Meas. , Billings, 1865, Pa'. Fos8.,vol. 1, p. 186 and 420. [Ety. kleio, to lock; spira, whorl.] Shell conical; aper- ture widely ex- panded a 11 round in a plane at a right angle to the longitudinal axis of the corical spire; suture in the spire, b
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Keywords: ., boo, bookcentury1800, booksubjectgeology, booksubjectpaleontology
