34 THE AMERICAN JOURNAL OF CONCHOLOGY. 



Torinia, notes on species of, and on animal ; Pease, v, p. 80. 

 Torinia discoidea, Pease, Paumotus ; Pease, iv, p. 102, fig. : T. sulcifera, 

 Kauai ; Pease, v, p. 79 : n. spp. 



RissoiiDiE, Hydrobiid^, Yiviparid^, Valvatid^, 

 and AssiMiNEiD^. 



Alvania purpurea, California; Dall, vii, p. 116: n. sp. 



Amnicola grana, Say, note on; Tryon, v, p. 193: A. schrocHngeri, 



Frauenfeld, equals A. limosa, Say; Tryon, iii, p. 101. 

 Amnicola turhiniformis, California and Oregon, similis, Philippines ; 



Tryon, i, p. 219, figg. : n. spp. 

 Assiminea vitiensis, Viti Is. ; Garrett, vii, p. 225, fig. : n. sp. 

 Cochliopa, n. gen. tyjje Amnicola rotoellii, Tryon ; Stimpson, i, p. 52. 

 Fluminicola, n. gen. type Paludina nuttalliana, Lea ; Stimpson, i, p. 53. 

 Gabbia, n. gen. for G. australis, n. sp., New South Wales ; Tryon, i, 



p. 220, fig. 

 Gillia, n. gen. type Melania altilis, Lea ; Stimpson, i, p. 53. 

 Hydrobia californica, California, p. 221, glabra, Bolivia, p. 222 ; Tryon, i, 



figg. : n. spp. 

 Paludina polita, Martens, probably equals Vivipara sublineata, Conrad ; 



Tryon, ii, p. 166: P. bimo7iilifera and magnifica, note on priority; 



Tryon, v, p. 3. 

 Paludinella vitiana, Viti Is. ; Garrett, vii, p. 224, fig. : n. sp. 

 Pomatiopsis intermedia, Oregon ; Tryon, i, p. 220, fig. : n. sp. 

 Potamopyrgus, n. gen. type Amnicola corolla, Gould; Stimpson, i, p. 53. 

 \Pyrgula scalariformis, Post- Pliocene, Illinois River; Wolf, v, p. 198 



fig. : n. sp. 

 Rissoa semicostata, p. 296, flammea, p. 297, Caroline Is. ; Pease, iii, figg. : 



R. cooperi, California ; Tryon, i, p. 222, fig. : R. exilis, California ; 



Tryon, ii, p. 12, fig. : n. spp. 

 Rissoina angasii, n. n. for turricula, Angas nee Pease ; Pease, vii, p. 20. 

 Rissoina costulata, tenuistriata, p. 295, striatula, p. 296, Paumotus ; Pease, 



iii, figg. : R. balteata, Hawaii ; Pease, v, p. 72 : n. spp. 

 Soviatogyrus aureus, p. 220, parvulus, p. 221, Tennessee; Tryon, i, figg. : 



n. spp. 

 Tryonia, n. gen. type T. clathrata, n. sp., Colorado Desert ; Stimpson, i, 



p. 54. 

 Valvata jelskii, Crosse, is a young Lithoglyphus ; MoRCH, iii, p. 106. 

 Vivipara haldemaniana, Shuttlw., equals T''. lineata, Val. ; Tryon, i, 



p. 374 : V. genuicuhis, Conrad figd. ; Conrad, ii, p. 278, fig. 

 Vivipara inornata, Mexico ; Binney, i, p. 49, fig. : V. suprafasdata, 



Australia ; Tryon, ii, p. 8, fig. : F. waltonii, Florida ; Tryon, ii, 



p. 108, fig. : n. spp. 



Cyclophorid^ and Cyclostomatid^. 



Chooidropoma navassense, Navassa I. ; Tryon, ii, p. 305, fig. : n. sp. 

 Cyclophorus leai, Tryon, is distinct from C. foliaceus, Chemnitz ; Tryon, 



vi, p. 25. 

 Cyclophorus (?) scalariformis, Hervey Is. ; Pease, i, p. 289 [generic name 



Pupoidea proposed on p. 290], ii, p. 82, fig. : n. sp. 

 Cyclostomacea, notes on the jaw in several genera ; Bland, i, p. 45. 

 Cyclostoma {1) leai, Andaman Is. ; Tryon, v, p. Ill, fig. : n. sp. 

 Diadema, n. gen. for Pterocyclos {I) parva, Pease; Pease, iv, p. 157. 



