212 PALAEONTOLOGY OF NEW YORK. 



CAMAROPHORIA, King. 1846. 



PLATE LXU. 



1809. ConehylMUhux anomites, Martin. Pctrefacta Derbiensia, pi. xxxvi, ti^. 4. 



1834. Terebratula, vo.n Blth. Ueber Tei-ebrateln, p. 39, pi. ii, fig. 32. 



1838. Tei-ebratida, Phillii-s. Geology of Yoikshii-e, vol. ii, p. 222, pi. xii, figs. 18-20. 



1841. lirebratula, Phillips. Palteozoic Fossils Cornwall, Devon and West Somerset, p. 88, pi. xxxv, 



tig. 158. 



1844. Alrypa, McCoy. Synopsis Carb. Fossils Ireland, p. 164, pi. xviii, fig. 8. 



1844. Camarophtnia, Kino. Annals and Magazine of Natural History, vol. xiv, p. 313. 



1845. Terebratula, dk Vkhnki'il. G6o1. de la Riis-sie, vol. ii, pp. 101-103, pi. viii, figs. 4a-e. 



1846. Cainarophoria, KiNc;. Annals and Magazine of Natural History, vol. xviii, p. 28. 



1850. Cainan>p/ioria, King. Monogr. Permian Fossils of England, pp. 113-122, pi. vii, figs. 10-32; 



pi. viii, figs. 1-8. 

 1854. Camar<>i>horia, Davidson. Introd. Bi-itit-h Fossil Brachiopoda, p. 96, pi. vii, figs. 108-113. 



1856. Mhychoiietla, Siidmakd. Geology of Missouri, p. 204, j>l. c, figs. 5 6, 5 c. 



1867. Caiuarophiiria, Davidson. British Permian Brachiopoda, pp. 23-28, pi. ii, figs. 16-31. 



1857. Cainarophoria, How.sk. Annals and Magazine of Natui-«1 History, vol. xix, second series, p. 50, 



pi. iv, figs. 3, 4. 



1858. Camarophoria (.»), Shbmard. Trans. St. Louis Acad. Sci., vol. i, p. 296, pi. xi, fig. 2. 

 1858. Rhynchonella, Hall. Transactions of the Albany Institute, vol. iv, p. 11. 



1860. Camartrphoria, Davidson. British Carboniferous Brachiopoda, pp. 113-118, pi. xxiv, figs. 9-22 ; 



pi. XXV, figs. 1-12. 

 1860. Wiyncfumella, Swallow. Trans. St. Louis Acad. Sci., vol. i, p. 653. 



1860. Bhyiichonella, Mbi^k and Worthkn. Proc. Acad. Nat. Sci. Philadelphia, vol. iv, second series, 



p. 451. 



1861. Camarophoria, Gbinitz. Dyas, p. 84, pi. xv, figs. 33-48. 



1862. Rhynchonella, Whitb. Proc. Boston Soc. Nat. Hist., vol. ix, p. 23. 



1862. Penta.merus, Whitk and Whitfield. Journal Boston Soc. Nat. Hist., vol. viii, p. 295. 



1866. Camarophoria, Davidson. Bi-itish Devonian Brachiopoda, p. 70, pi. xiv, figs. 19-22. 



1866. Camarophoria, Mbbk and Worthbn. Geol. Survey of Illinois, vol. ii, p. 251, pi. xviii, fig 7. 



1868. Rhynchonella, Mkek and Worthbn. Geol. Survey of Illinois, vol. iii, p. 450, pi. xiv, fig. 7. 



1881. Camarophoria, Millbk. Journal Cincinnati Soc. Nat. Hist., vol. iv, p. 8, pi. vii, fig. 7. 



1882. Cameroplwria, Worthkn. Bull. Illinois State Museum, No. 1, p. 39. 



1882. Camarophoria f, Whitfield. Bull. American Mus. Nat. Hist , p. 54, pi. vi, figs. 35-39. 



1883. Camarophoria, Waaqen. Palieontologia Indica, ser. xiii, vol. iv, p. 435. 



1883. Caiaerophoria, Worthkn. Geological Survey of Illinois, vol. vii, p. 318, figs. a~c. 



1883. Camarophoria, Hall. Twelfth Rept. State Geologist Indiana, p. 334, pi. xxix, figs. 35-39. 



1887. 8tenogchisma, CEulkrt. Fischer's Manuel de Conchyliologie, p. 1309, fig. 1095. 



Diagnosis. Subtrigonal, concavo-convex rhjnchonelliform shells, with median 

 fold and sinus well developed, and surface more or less strongly plicated. Beak 

 sharp, incurved ; deltidial plates in an incipient condition, often wanting. 



In the pedicle-valve the dental plates converge, forming a moderately large 

 spondylium which, in the umbonal region, rests upon the bottom of the valve, 

 but anteriorly is supported by a vertical median septum. The spondylium is 



