186 EOCENE AND LOWER OLIGOUENE CORAL FAUNAS. 



Genus ENDOPAOHYS Lonsdale. 



Endopachys maclurii (Lea). 



PI. XXI, figs. 14 to 16; PI. XXII, figs. 1 and 6, 



1833. TurbinoUa maclurii Lea. Oontrib. to Geol., p. 193, pi. vi, fig. 206. 



1838. TurbinoUa maclurii Michellotti. Spec, zoophyt. dil., p. 57. 



1845. Endopachys alatmn Lonsdale. Quart. Jour. Geol. Soc. Loudon, Vol. I, p. 214, 



tig. a. 

 1848. Endopachys alatmn Broun. Index Pal., p. 461. 

 1848. TurbinoUa maclurii Bronn. Index Pal., p. 1315. 

 1848. Eiulopachi/s maclurii Milne-Edwards and Haiuie, Annates sci. nat., 3d ser., 



Vol. X, Y>. 82, pi. i, figs. 1 and la. 



1850. EniloiwchyH maclurii d'Orbiguy. Prodrome de Pal., etage 25, num. 1252. 



1851. Endopachys maclurii Milne- Ed wards and Ilaime; Polyp, foss des Terr. Pal., p. 



134. 

 1855. Endopachys expansum Conrad. Pro(\ Acad. Nat. Sci. Phila., Vol. VII, p. 263. 

 1855. Endopachys alticostatum Courad Proc. Acad. Nat. Sci. Phila., Vol. VII, p. 263. 

 1857. Endopachys maclurii Pictet. Traite de Pal., Vol. IV, p. 428, j)l. cvi, fig. 10. 

 1857. Endopachys maclurii Milue-Edwards aud Hainie. Hist. Nat. des CoralL, Vol. 



Ill, p. 98. 

 1861. Endopachys maclurii de Fromentel. Introd.-a I'fitude des Polyp, foss., p. 243. 

 1866. Endopachys maclurii Conrad. Clieck List, p. 2. 

 1866. Endopachys alticostatum Conrad. Check List, p. 2. 

 1866. Endopachys expansum Conrad. Clieck List, \). 2. 

 1886. Endopachys maclurii Aldrich. Prelim. Kept. Tert. Foss. Ala. and Miss., pp. 44 



and 40. 



1889. Endopachys maclurii Nicholson and Lydekker. Man. of Pal., Vol. I, p. 308, fig. 



190. 

 1881. Endopachys maclurii Quenstedt. Rohren- und Sternkoralleu, p. 1042, pi. clxxxiv, 

 fig. 16. 



1890. Endopachys maclurii de Gregorio. Mon. de la Faune eocenique de I'Ala., p. 2.58, 



pi. xlv, figs. 23-30. 

 1890. Endopachys alticostatuM de Gregorio. Mon. de la Faune eoceniiiue de I'Ala., 



p. 258, ' 

 1890. Endopachys expansum de Gregorio. Mon. de la Faune ('ocenique de I'Ala., p. 258. 



1895. Endopachys maclurii Vnughiiu. Am. Geo!., Vol. XV, p. 213. 



1896. Endopachys maclurii Vaughan. Bull. U. S. Geol. Survey No. 142, p. 49, 



Shape cuueate, cross section subelliptical; the margins may be straight 

 and subparallel to eacli other, with the base at right angles to them, the cor- 

 ners being rounded; or they may slope out from the base, and the base be 

 uniformly rounded. Near the margins the corallum is nearly always com- 

 pressed so as to form lateral wings. In adult or nearly adult specimens the 

 base and margins, however, do not present a sharp edge, but are obtuse, 



