32 THE AMERICAN JOURNAL OF CONCHOLOGY. 



iGonocheila, apparently n. subgen. of Aporrhais for A. liratus, Conrad; 



Gabb, iv, p. 144. 

 ■\Gywnarus, apparently n. subgen. of Ptignellus for P. manubriatus, Gabb ; 



Gabb, iv, p. 139. 

 iHarpagodes, n. gen. for Pterocera pelagi, D'Orb., Cretaceous; Gill, v, 



p. 138. 

 J: ffelicanlax, n. gen. for Rostellaria ornata, D'Orb. ; Gabb, iv, p. 145. 

 ALoxotrema, n. gen. for L. turrita, n. sp. [not described] ; Gabb, iv, 



p. 147. 

 Pedic^daria japonica, Japan; Dall, vii, p. 121, fig.: P. pacifica, Apaian I.; 



Pease, iv, p. 96, fig. : n. spp. 

 \Phyllocheilus, n. subgen. of Pterocera for P. speciosa, D'Orb. ; Gabb, iv, 



p. 140. 

 Porcellam'dce, catalogue of family ; Egberts, v, App. pp. 189-208. 

 Pterocera, the genus and its allies ; Gill, v, p. 120. 

 ■[Pyrula juvenis, Eocene, Alabama; Whitfield, i, p. 259: n. sp. 

 Semicassis ccelata, figd. ; Conrad, iii, p. 259. 



Simnia, Risso, is identical with Amphiperas, Gronovius ; Anon., i, p. 94. 

 Strombidce, revision of family ; Gabb, iv, p. 138. 

 Triton cylindricus, Tahiti ; Pease, iv, p. 94, fig. : T. intermedius, Oahu ; 



Pease, v, p. 74 : n. spp. 

 ■\Tritonium pernodosum, Tertiary, Payta; Gabb, v, p. 26: n. sp. 

 Trivia californica, animal; Dall, vii, p. 122: T. gaskoinii, n. n. for Cyp. 



sulcata, Gaskoin nee Dillwyn ; Roberts, v, App. p. 206. 

 Trivia corrugata, Paumotus ; Pease, iv, p. 95, fig. : n. sp. 



Cerithiid^, Planaxid^, TRiCHOTROPiDiE, and 



TURRITELLID^. 



Cerithium alveolus, Jacq., nassoides, Sby., are respectively synonyms of 

 piperitxim, Sby., and maculosum, ]\Iigh. ; Pease, v, p. 85. 



Centhium tuherculiferum [ = C. adansonii, Rve. nee Brug.], p. 76, sculptum, 

 fig., cylindraceum, p. 77, Paumotus; Pease, v: \C. Iceviusculujii, 

 Tertiary, Payta; Gabb, v, p. 27: t(7. vinctum, Eocene, Mississippi; 

 Whitfield, i, p. 265, fig. : n. spp. 



Fastigiella squamidosa, Paumotus ; Pease, iii, p. 290, fig. : n. sp. 



Iphinoe permahilis, Bering Sea; Dall, vii, p. 119: n. sp. 



fiscea, n. gen. for Mesalia ortoni, Gabb, and /. lintea, n. sp.. Tertiary, 

 Upper Amazon; Conrad, vi, p. 193, fig. 



Mesalia, notes on N.W. American species; Dall, pp. 117-119. 



iMesalia (?) arenicola. Eocene, Mississijipi ; Conrad, i, p. 141, fig. : fM. 

 ortoni, Post Tertiary, Amazon ; Gabb, iv, p. 198, fig. : n. spp. 



Planaxis abbreviata, Pease, figd. ; Pease, iv, p. 101. 



Planaxis fasciata, Paumotus; Pease, iv, p. 102, fig. : P. atra, Marquesas; 

 Pease, v,-p. 72 : n. spp. 



\Potamides alabamiensis, Eocene, Alabama ; Whitfield, i, p. 266, fig. : 

 n. sp. 



Proto cornelliana, Honolulu; Newcomb, v, p. 164, fig. : n. sp. 



TricJiotropis {bicarinata var. ?) alta, spectabilis, E. Siberia; Dall, vii, 

 p. 120 : n. spp. 



Triphoris bicolor, n. n. for T. alternatus. Pease, nom. preocc. ; Pease, iv, 

 p. 127: T. peasei, n. n. for T. gracilis. Pease; Trton, vii, p. 206. 



\Turritella bipertita, indenta, figd.; Conrad, iii, p. 258. 



■\Turritella perdita. Eocene, Mississippi; Conrad, i, p. 141, fig.: \T. 

 cochleiformis. Tertiary, Payta; Gabb, v, p. 29: •\T. eurynome, multi- 

 lira, p. 266, alabamiensis, p. 267, Eocene, Alabama ; Whitfield, i : 

 n. spp. 



