74 Cretaceous. 



niticlula ; from the mouth of the Big Horn river, Lingula nitida, and 

 from the head of Gros-Ventres river, Ostrea yabbana, and Cardium 

 Gurtum. And from the Fort Union Group, on the Lower Fork of 

 Powder river, Viviparus reynoldsanns. 



F. B. Meek described, from Vancouver and Sncia Islands, Dosinia 

 tenuis, Inoceramus subundatvs, 31actra glbbsana, Baculites inornatus, 

 B. occidentalis, Atnmonites complexus, var. suciensis, A. vancouver- 

 ensis^ and JSTcmtilus campbelli. 



W. M. Gabb* described, from Crosswicks and other places in New 

 Jersey, Turritella granulicosta, Crassatella transversa, now Etea 

 transversa, Axincea subaustralis, Ctenoides squarrosa, now Lima 

 squarrosa, Terebratulina hallana, Actwon cretaceus^ A. ovoideus, 

 Natica infracarinata, Lunatia altispira, Gyrodes obtusivolvus, O. 

 abbotti, Turbinopsis depressa, Architectonica abbotti, now 3Iaryari- 

 tella abbotti, Fasciolaria slacki, Voluta delawarensis, V. kanei, V. 

 mucronata ; from Comanche Peak, Texas, Globiconcha carta ; from 

 Mississippi, Gyrodes spillmani, Ostrea pandiformis ; from Alabama, 

 Trochus mortoni, Gryphma thirsoi ; from New Jersey, Teredo con- 

 torta, now Turniis contortus, Anatina elliptica, now Periploma ellip- 

 tica, Venilia trigona^ now Veniella trigona. Area altirostris, Cir 

 cullcea neglecta, now Idonearca neglecta, C. transversa, now /, trans- 

 versa, Pecten tenuitesta, JEudea dichotorna ; and from Tennessee, 

 Ctenoides denticulicosta, now Lima denticulicosta. 



Isaac Leaf described, from Haddonfield, New Jersey, Corbula 

 foidkei, Dosinia haddonfieldensis, and Modiola julice, now Volsella 

 julim. 



In 1862, Gabb and Horn;*: described, from Timber Creek and MuUica 

 Hill, New Jersey, Cellepora prolifica, C. exserta, C. x>um.ila, Repto- 

 celleporaria aspiera, Escharinella muralis, R eiot eschar ell ina proUfera, 

 Escharipora distans, E. abbotti, E. immersa, Reptescharipora mar- 

 ginata, Biflustra torta, B. disjuncta, 3fembranipora abortiva, 3I.per- 

 ampla, M.plebia, Flustrella capistrata, F. cylindrica, Reptojiustrella 

 heteropora, Retelea ovalis^ Fascipora americ.ana, Spiropora calamus, 

 Entalophora, quadrangular is, E. conradi, Diastopora lineata, Stoma- 

 topora regularis, now Alecto regularis, Beticulipora dichotorna, Cres- 

 cis labiata, and from near Yazoo, Mississippi, Cellepora janewayi. 



Meek and Hayden§ described, from the Fort Benton Group, at 



'•'Proc. Acad. Nat. Sci. 



t Proo. Acad. Nat. Sci. 



t Jour. Acad. Nat. Sci., 2d .?er., vol 5. 



'i Proc Acad. Nat. Sci. 



