GASTROPODA (pULMONATA). Moll. 81 
ferences of the shells, both ovo- viviparous ; Gibbons, J. of Conch, ii. 
p. 130. 
Tornatellina affinis^ micans, and perplexa, spp. nn., Garrett, P. Ac. 
Philad. 1879, pp. 23 & 24, Rurutu. 
Tornatellina mastersi, p. 108, and petterdi, p. 109, Torres Straits, ter- 
restris, p. 109, Yule Island, grenvillii^ p. 109, and eucharis, p. 110, N.E. 
Australia, spp. nn.. Brazier, P. Linn. Soc. N. S. W. i. [187G]. 
Spiraxis simplex (Guppy), eggs described, S. dunkeri (Pfr.), ovo-vivi- 
parous ; Gibbons, J. of Conch, ii. pp. 130 & 131. 
Spiraxis ccquatoria^ sp. n.. Miller, Mai. Bl. (2) i. p. 127, pi. xiii. fig. 6, 
Guayaquil. 
\_Stenogijra, subg. Clavator] Achatina (Columna) eximia (Shiittl., 1852), 
figured in Shuttleworth’s Notitiae Malacol. ii. pi. iv. fig. 2, Madagascar, 
Stenogyra lucida, sp. n,, Gibbons, J. of Conch, ii. p. 144, pi. i. fig. 4, 
Bawri Island, Zanzibar. 
Bulimus {Stenogyra) gracilis (Hutt.) from Rodriguez, E. A. Smith, Phil. 
Tr. clxviii. p. 480. 
Stenogyra gidierrezi^ sp. n., Arango, Faun. Mai. Cubana, p. 91, Cuba. 
Stenogyra gahhiana, sp. n., Angas, P. Z. S. 1879, p. 485, pi. xl. fig. 17, 
Costa Rica. 
Opeas dresseli^ acutius, rarum, and aciculceforme \aciculi-~\y spp. nn.. 
Miller, Mai. Bl. (2) i. pp. 123-125, pi. 14, figs. 1-4, Guayaquil. 
Stenogyra micra (Orb.) and octona (Chemn.), eggs ; Gibbons, J. of 
Conch, ii. p. 131. 
Stenogyra octona (Chemn.), ? living animal ; Angas (quoting Gabb), 
P. Z. S. 1879, p. 485, pi. xl. fig. 16, Costa Rica. 
Suhulina guayaquilensis, sp. n.. Miller, Mai. Bl. (2) i. p. 126, pi. xiii. 
fig. 5, Guayaquil. 
Bulimus (Suhulina) proniensis, sp. n., Gassies, J. de Conch, xxvii. p. 126, 
Prony Bay, New Caledonia. 
Eucalodium and Gmlocentrum. General anatomical description, the 
columellar muscles by which the animal is retracted into the shell, are 
peculiarly developed and subdivided ; Strebel & Pfeifer, Mexik. Land 
Conch, iv. pp. 62-55. 
Eucalodium subdivided into 3 groups: — (a) mexicanum (Cuming), 
ghieshreghti (Pfr.) with var. (b) hlandianum (Pfr.) with var., moussonia- 
7ium, neglectum, and walpoleanum (Crosse Sc Fisch.) with var., grande and 
splendidum (Pfr.). (c) edwardsianum (Cr. & Fisch.), houcardi (Sall4) with 
var., dense- costatum and cereum, spp. nn., martensi new name for truncatum 
(Pfr., as Bulimus), Mexico ; iid. 1. c. pp. 62-73, shells figured photographi- 
cally, pi. V. figs. 8-20, pi. vi. figs. 6-11, and pi. vii. figs. 1-5. Anatomical 
descriptions of E. mexicanum, hlandianum, edwardsianum, and martensi, 
pp. 63, 66, 70, & 73, pi. xii, figs. 1-3, radula, pi. xi. 
Eucalodium sumichrasti (Cr. & Fisch., 1878) and E. hlandianum, 
var. n. ; Crosse & Fischer, J. de Conch. 1878, pp. 46-48, the former, pi. ii. 
fig. 2. 
Coelocentrum subdivided into two groups: — (a) turris (Pfr.), clava 
(Pfr.), tomacella. (Mor.), Jistulare (Mor.), arctispira (Pfr.), anomalum, 
sp. n. (b) crosseanum (Pfr.) with var., and filicosta (Shuttl.), Mexico, 
