90 Moll. 
VII. MOLLUSCA. 
Rissoia crawfordi , South Africa ; Smith, J. Conch, x, p. 107, fig.: R. 
( Alvania) epina , ( Thapsia) portoricana, Porto Rico; Dall & Simpson, 
Bull. U. S. Fish Comm. 1900, i, p. 433, figg.: R. ( Apicularia) charope, 
Gulf of Oman, p. 365, ( Manzonia ) petronella , Karachi, {Alvania) 
alveata , off* Bombay, p. 366 ; Melvill & Standen, P. Zool. Soc. 
London 1901, ii, figg. : n. spp. 
Rissoina , species described by Brazier figd., with note that semisculpta, 
Tate, honoluluensis , Watson, mercurialis , Watson, are synonyms of 
ejficata, pulchella, and cardinalis ; Hedley, Rec. Austral. Mus. iv, 
p. 127. 
Rissoina sceptrum-regis, p. 367, ( Rissolina) pseudo-scalaris , Gulf of Oman, 
(. Phosinella) paschalis, Karachi, p. 368 ; Melvill & Standen, P. Zool. 
Soc. London 1901, ii, figg. : n. si3p. 
Rissopsis buliminoides, consobrina, figd.; Tate & May, P. Linn. Soc. X. S. 
Wales xxvi, p. 394. 
Stenothyra australis, Queensland; Hedley, op. cit. xxv, p. 724, fig.: n. sp. 
Syrnolopsis foai , Tanganyika ; Mabille, Bull. Soc. Philom. iii, p. 56 : 
n. sp. 
Vivipara ( Idiopoma , n. subgen.) henzadensis, Burma ; Pilsbry, P. Ac. 
Philad. 1901, p. 188, fig.: n. sp. 
* Cyclophorid^e and Cyclostomatim. 
On the systematic position of several operculate genera ; Thiele (592). 
Adamsiella jarvisi, Jamaica ; Henderson, Nautilus xv, p. 49, fig.: n. sp. 
Alycceus fultoni, n. v-ar.; Fulton, Ann. Nat. Hist, viii, p. 242. 
Alycceus satsumana, Japan ; Pilsbry, P. Ac. Philad. 1901, p. 548 : A. 
tanegashimce, Japan ; Pilsbry, t. c. p. 562 : n. spp. 
Aperostoma giganteum , Rve., note on ; Sykes, J. Malac. viii, p. 105, fig. 
Aperostoma confusum , Guatemala ; Sykes, t. c. p. 106, fig.: n. sp. 
Austrocyclus is a synonym of Aferulus ; Ancey, J. Conchyl. xlix, p. 145. 
Ceratodiscus, n. gen. for C. solutus , n. sp., Haiti ; Simpson & Henderson. 
Nautilus xv, p. 73, fig. 
Ctenopoma, Pfr., renamed Rhytidopoma, q. v, 
Cyclophorus dohertyi , Fulton, is a synonym of C. sericatus , Ancey ; Ancey, 
J. Conchyl. xlix, p. 145 : C. intermedins, Mtns., n. var.; Dupuis & 
Putzeys, Ann. Soc. malac. Belgique xxxvi, p. xli, fig.: C. turgidus, 
n. var.; Pilsbry, P. Ac. Philad. 1901, p. 549. 
Cyclophorus hirasei, Japan ; Pilsbry, t. c. p. 348 : C. {Litostylus) fruhstor- 
feri, ( Eucyclophorus ) polystictus, Tonkin ; Moellendorff, Nachrbl. 
Deutsch. malak. Ges. 1901, p. 80 : G. (. Litostylus ) ignilabris, Tonkin; 
Moellendorff, t. c. p. 117 : n. spp. 
Cyclostoma sikorce, Madagascar ; Fulton, J. Malac. viii, p. 104, fig.: n. sp. 
Cyclotus hirasei, Loo Choo Is.; Pilsbry, Nautilus xv, p. 22 : n. sp. 
Diadema carolinarum, Mlldff., is a synonym of D. angulosa, Ancey; Ancey, 
J. Conchyl. xlix, p. 147. 
Diplommatina ( Sinica) minutissima, Japan ; Moellendorff, Nachrbl. 
Deutsch. malak. Ges. 1901, p. 44 [equals pusilla var. omiensis ; 
Pilsbry, Ann. Nat. Hist, viii, p. 8]: D. ( Sinica ) scolops, (S.) fulva, 
Tonkin; Moellendorff, t. c. p. 118: D. onyx,plecta, sykesi, p. 244, 
N. Borneo, tenuilabiata, Banguey I., oviformis, regularis, India, 
p. 245 ; Fulton, Ann. Nat. Hist, viii : D. insularum, Loo Choo Is., 
p. 22, cassa, Japan, p. 23 ; Pilsbry, Nautilus xv, p. 22 : D. yahu- 
shimee, Loo Choo Is.; Pilsbry, t. c. p. 64 : D. tanegashimce, Loo Choo 
Is.; Pilsbry, P. Ac. Philad. 1901, p. 497 : D. turris, p. 350, saginata, 
oshimce , p. 351, Japan, luchuana, Loo Choo Is., septentrionalis, Japan, 
p. 352 ; Pilsbry, t. c. : n. spp. 
