BRACHIOPODA. 
195 
Genera (l)WILSONIA (Quenstedt), Kayser, 1871; (2)UNCINULUS, 
Bayle, 1878; (3) U N C I N U L IN A, Bayle, 1878 ; (4)HYPOTHY- 
RI S (McCoy), King, 1850. 
PLATES LVIII, LX. 
(1)* 1816. 
(1) 
1821. 
(1) 
1828. 
(1) 
1834. 
(4) 
1834. 
(1) 
1839. 
(4) 
1840. 
(4) 
1841. 
(4) 
1842. 
(4) 
1843. 
(4) 
1844. 
(1) 
1845. 
(4) 
1846. 
(1) 
1846. 
(1) 
1848. 
(2) 
1850. 
(4) 
1850. 
(1) 
1852. 
(4) 
1852. 
(4) 
1853. 
(2) 
1857. 
(1) 
1858. 
(2) 
1859. 
(2) 
1860. 
(1) 
1860. 
(1) 
1867. 
(4) 
1867. 
(2) 
1867. 
(2) 
1869. 
(1) 
1871. 
(4) 
1871. 
(1) 
1871. 
(41 
1871. 
(4) 
1877. 
Terebratula, J. Sowerby. Mineral Conchology, vol. ii, p. 38, pi. cxviii, fig. 2. 
Anomites, Wahlenberq. Nova Acta Reg. Soc. Upsal, p. 67. 
Tei-ehratula, Dalman. Kongl. Vetenskaps. Akad. Handling., p. 139, jd. iv, fig. 1. 
Terebratula, von Buch. Ueher Terebi-ateln, p. 47. 
Terebratula, von Buck. Ueber Terebi-ateln, p. 68, pi. xi, figs. 29, a, b. 
Terebratula, J. dk C. Sowerby. Silurian System, p. 615, pi, v, 6g. 21; pi. vi, fig. 7. 
Atrypa, J. db C. Sowerby. Trans. Geol. Soc. London, 2nd ser., vol. v, i)l. Ivi, fig. 24; 
pi. Ivii, figs. 5, 6. 
Atrypa, Phillips. Palaeoz. Foss. Cornwall, Devon and West Somerset, p. 84, pi. xxxiv, 
fig. 150. 
Atrypa, Vandxbm. Geology of N. Y.; Kept. Third Dist., p. 163, fig. 1. 
Atrypa, Hall. Geology of N. Y.; Kept. Fourth Dist., p. 215, fig. 1. 
Terebratula, F. Roemer. Verstein. rhein. Uebergangsgeb., p. 65. 
Terebratula, he Vernedil. Geol. de la Russ, et des Mont, de I’Oural, p. 87, pi. x, fig. 8. 
Hypothyris, King. Annals and Magazine of Natural History, vol. xviii, p. 28. 
Atrypa, McCoy. Synopsis Silurian Fossils of Ireland, p. 42. 
Hypothyr'is, Phillips and Salter. Mem. Geol. Sui-v. Great Britain, vol. ii, pt. 1, p. 282. 
Hemithyris, d’Orbigny. Prodrome de Paleontologie, p. 92. 
Hypothyris, King. Permian Fossils of England, p. 111. 
Rhynchonella, Davidson. Annals and Magazine of Natural History, 2nd ser., vol. ix, pi. xiii. 
Rhynchonella, The Sandbergers. Verstein. des rhein. Schicht. Syst. Nassau, p. 43, jil. xxxiii, 
fig. 12. 
• Rhynchonella, Schnur. Beschr. der Eifel. Brach., p. 185, pi. xxv, fig. 5 ; p. 187, pi. xxvi, 
fig. 3 ; p. 239, pi. xlv, fig. 4. 
Rhynchonella, Hall. Tenth Ann. Rept. N. Y. State Cab. Nat. Hist., p. 66, figs. 1-7; p. 68, 
figs. 1-3. 
Rhynchonella, F. Schmidt. Archiv liir Naturk. Liv., Esth., und Kurlands, vol. ii. p. 210. 
Rhynchonella, Hall. Palaeontology of New York, vol. iii, pp. 25-28, 30, pi. xxix, fig. 4 ; 
pi. XXX, figs. 1, 2; pi. xxxi, figs. 1-3; pi. xxxiii, figs. la-p. 
Rhynchonella, F. Roemer. Silur. Fauna des Westl. Tennessee, p. 72, pi. v, fig. 14. 
Rhynchonella, Hall. Canadian Naturalist and Geologist, vol. v. No. 2, p. 146. 
Rhynchonella, D.4.vidson. Brit. Silurian Brachiopoda, pp. 167-173, pi. xxiii, figs. 1-14. 
Rhynchonella, Hall. Palaeontology of New York, vol. iv, p. 346, pi. liva, figs. 24-43. 
Rhynchonella, Davidson. Brit. Silurian Brachiopoda, p. 166, pi. xxi, figs. 1-6, 28. 
Rhynchonella, de Vernedil. Tchihatcheff’s Asie Mineure, Paleontologie, pp. 9, 468. 
Terebratula, Quenstedt. Petrefactenk. Deutsch.; Brachiopoden, p. 193, pi. xlii, figs. 19-48. 
Terebratula, Quenstedt. Petrefactenk. Deutsch.; Brachiopoden, pi. xlii, figs. 15-18. 
Rhynchonella, Kayser. Zeitschi-. der deutsch. geolog. Gesellsch., vol. xxiii, p. 502. 
Rhynchonella, Kayser, Zeitschr. der deutsch. geolog. Gesellsch., vol. xxiii, pp. 507-515, 
pi. ix, figs. 3, 4. 
Rhynchonella, Hall and Whitfield. Geolog. Expl. Fortieth Parallel, vol. iv, p. 247, pi. iii, 
figs. 4-8. 
* The citations are numbered to correspond with the generic tities. 
