BRACHIOPODA. 
253 
Genus ORTHOTHETES, Fischer de Waldheim. 1830. 
PLATE IX, PIGS. 21-32; PLATE IXA, PIGS. 19-27; PLATE X, PIGS. 1-9; and PLATE XIa, PIGS. 9-22. 
1820. Terebratulites, Schlotheim. Die Petrefacktenkunde auf ihr. jetzig. Standpunkt, p. 256. 
1830. Orthothetes, Fischer de Waldheim. Bull. Societe Imp. Naturalistes de Moscou, vol. i, p. 375. 
1836. Spirifera, Phillips. Illustrations of Geology of Yorkshire, vol. ii, p. 2J6, pi. 9, fig. 6. 
1837. Orthis, von Boch. Ueber Delthyris oder Spirifer und Orthis, p. 69, pi. ii, fig. 5. 
1837. Orthothetes, Fischer de Waldheim. Oryctographie duGouv. de Moscou, p. 133, pi. xx, figs. 4a-c 
1840. Spirifer? Orthis, Sowerby. Trans. Geol. Soc. London, Second Ser., vol. v, pi. lvii, figs. 7, 12. 
1840. Orthis, de Verneuil. Bull. Societe Geologique de France, vol. xi, p. 253. 
1840. Leptcena, J. de C. Sowerby. Mineral Conchology, pi. dcxv, fig. 1 b. 
1841. Orthis, de Verneuil and d’Archiac. Trans. Geol. Soc. London, Second Ser., vol. vi, p. 396. 
1841. Spirifer (?), Phillips. Palseoz. Foss. Cornwall, Devon and W. Somerset, p. 66, pi. xxvii, fig. 113. 
1842. Strophomena, Conrad. Jour. Acad. Nat. Sci. Phila., vol. viii, pp. 257, 258, pi. xiv, fig. 12. 
1842. Strophomejm, Vanuxem. Geology of N. Y.; Rept. Third District, p. 122, fig. 6. 
1843. Strophomena, Hall. Geology of N. Y. ; Rept. Fourth District, p. 104, fig. 1; p. 266, figs. 2-4. 
1843. Orthis, de Koninck. Animaux foss. duTerrain. Carbonif. de la Belgique, p. 222, pi. xiii, figs. 4-7. 
1844. Orthis, McCoy. Synopsis Carbonif. Foss. Ireland, pi. xx, fig. 18; pi. xxii, figs. 3-6. 
1845. Orthis, de Verneuil. Geol. de la Russie et des Montagnes de l’Oural, pp. 195, 196, pi. x, fig. 18, 
pi. xi, figs. 1-4. 
1852. Leptcena, McCoy. British Palaeozoic Fossils, pp. 385, 388, pi. ii a, fig. 7. 
1852. Leptcena, Hall. Palaeontology N. Y., vol. ii, p. 60, pi. xxi, fig. 3 ; p. 259, pi. liii, figs. 8-10. 
1853. Orthis, Schnur. Palaeontographica, vol. iii. p. 216, pi. xxxviii, fig. 2; pi. xliv, fig. 4. 
1854. Orthisina, Semenow. Zeitschr. der deutschen geologischen Gesellschaft, vol vi, pi. ii, fig. 1. 
1855. Orthisina ( partim), Davidson. Introd. British Fossil Brachiopoda, p. 104. 
1855. Orthisina, The Sandbergers. Verstein. des rheinisch. Schichtensyst. in Nassau, p. 61. 
1856. Leptcena, Billings. Canadian Naturalist and Geologist, vol. i, p. 138, pi. ii, figs. 16, 17. 
1857. Orthis, Hall. Tenth Rept. N. Y. State Cab. Nat. Hist., pp. 44, 48, 50, figs. 1, pp. 97, 137. 
1858. Orthis, Hall. Geology of Iowa, pt. ii, p. 490, pi. ii, fig. 6. 
1859. Strophomena, Hall. Palaeontology of N. Y., vol. iii, p. 174, pi. xa, fig. 13; pi. xv, fig. 3 ; 
pp. 192, 193, pi. xvii, figs. 1, 2; pi. xviii, fig. 3 ; pi. xxi, figs. 8, 9. 
1860. Streptorhynchus, Billings. Canadian Journal, vol. v, p. 226, figs. 12, 13. 
1860. Orthisina, Streptorhynchus, Hall. Thirteenth Rept. N. Y. State Cab. Nat. Hist., pp. 80, 81, 
fig. 12; p. 112. 
1861. Streptorhynchus, Davidson. British Carboniferous Brachiopoda, p. 124, pi. xxvi, fig. 1; pi. xxvii, 
figs. 1-5 ; pi. xxx, figs. 14-16. 
1862. Streptorhynchus, A. Winchell. Proc. Acad. Nat. Sci. Phila., vol. xiv, p. 140. 
1862. Streptorhynchus, White and Whitfield. Proc. Boston Soc. Nat. Hist., vol. viii, p. 293. 
1862. Streptorhynchus, White. Proc. Boston Soc. Nat. Hist., vol. ix, p. 28. 
1863. Streptorhynchus, Billings Geology of Canada, p. 369, fig. 384; p. 957, fig. 449. 
(?) 1863. Streptorhynchus, Davidson. Quarterly Journal Geological Society, London, p. 173, pi. ix, fig. 19. 
1863. Streptorhnychus, Hall. Transactions Albany Institute, vol. iv, pp. 210, 226. 
1863. Streptorhynchus, Hall. Sixteenth Rept. N. Y. State Cab. Nat. Hist., p. 63, figs. 1, 2. 
1865. Streptorhynchus, Davidson. British Devonian Brachiopoda, pp. 79-84, pis. xvi, xviii. 
1865. Streptorhynchus, A. Winchell. Proc. Acad. Nat. Sci. Phila., vol. xvii, p. 117. 
1866. Crania ( Pseudocrania ), A. Winchell. Rept. Lower Penin. Michigan, p. 92. 
1867. Streptorhynchus, Hall. Palaeontology of N. Y., vol. iv, pp. 64-74, pi. iv, figs. 11-19; pi. ix, 
figs. 1-27; pi. x, figs. 1-24. 
1868. Hemiprronites, Meek and Worthen. Geology of Illinois, vol. iii, p. 349, pi. vi, fig. 6. 
1871. Streptorhynchus, Kayser. Zeitschr. der deutschen geologischen. Gesellschaft, vol. xxii, p. 615, 
pi. xiv, fig. 1. 
