118 BULLETIN NO. 30, UNITED STATES NATIONAL MUSEUM. 



White, C. A. Descriptious of uow species of Fossils from the Devonian and Carbon-, 

 iferous Kocks t>f the Miississippi Valley. <^ Proc. Boston Soc. Nat. Hist., vol. ix, 

 pp. 8-33. Boston, 1865. 

 Same. Boston, 1862. 8vo, pp. 8-33. Fiftj' separates i)riutcd without title-page, 

 covers, or repaging. 



Forty-five species and two varieties of fossils are, described, and the geneia Bclemnocriniis 

 and Acambona are proposed. The author now regards the latter as identical with Eximicrotis, 

 Hall. 



Page. 

 Echinodermata. ■ 

 Orinoidea. 



Cyathocrinus, Miller 8 



G. rigidus, n. s., White, 1862 8 



C. kellof/gi,u. s., White, 1862 8-9 



Potcriocrinus, Miller 9 



P. oh-uncm.n. s.. White, 1862 9 



P. salignoideus, n. s.. White, 1862 10 



P. bursceformis, n. s., White, 1862 10-11 



Bxirsaerinus, Meek & Worthen U 



B. coiifirmatus, n. s.. White, 1862 11 



Zeacrinus, Troost 11 



Z. perangulatHS, u. s.. While, 1862 11-12 



Z. saccidus,u. a., AVhite, 1862 12-13 



Z. sacculus var. concinnus, White, 1862 13 



* Belemnocriniis, u. g., White, 1862 14 



B. ^yptt«, U.S., White, 1862, ligs. 1 and 2, p. 13 14-15 



Aetinocrinus, Miller 15 



A . quadrispinus, n. s., White, 1862 15 



A. wachsmuthi, n. s., White, 1862 15-16 



A.nashvillei', Troost, var. subtractus, White, 1862 16 



Megistocrinus, Owen & Shuniard 16 



M. plenus, n. s.. White, 1862 16-17 



M. crassus, n. s.. White, 1862 17 



Plaiycrinus, Jliller 17 



P. pleurovimeniut, n. s.. White, 1862 .' .•. 17-18 



P. quinquenodus, n. s.. White, 1862 18-19 



Dichocrinus, Minister 19 



D. angtigtm, n. s.. White, 1862 19 



D. crasriUstus, n. s., AV'hite, ] 862 19-20 



Pentrcmites, Say 20 



P.sirius, U.S., White, 1862, lig. 3, p. 20 20-21 



Mollusca. 

 Oasteropnda. 



Purcellia, L6veill6 21 



P. obliquinoda, n. s.. White, 1862 21 



Bellerophon, Montfort 21 



B. panneiig, n. s., White, 1862 21 



B. gcriptiferus, n.s.. White, 1862 21-22 



Euomphalus, Soweiby 22 



E.ruberti, u. s., White, 1862 22 



Pteropoda. 



Conularia, Miller 22 



G. byblis, n. s.. White, 1862 22 



O. victa, n.s., White, 1862 22-23 



Brachiopoda. 



Rhynchonella, Fischer • 23 



R. caputtegtudinU, n. a.. White, 1862 23 



B-otlumwa, n. s.. White, 1862 23-24 



Spirijer, Sowerby 24 



S.glans-ceragtig, n. s., White, 1862 24 



Observations on the genus Spiriferina, d'Orbigny 24-25 



* PeKt/jivov, a dart; Kfiivov, a lily. 



