GASTROPODA (PULMONATA). 
Moll 75 
Stenogyra ferriezi and simplex , spp. nn., Morelet, J. do Couch, xxx. 
pp. 187 & 188, pi. x. figs. 11 & 12, Mayotte Island, Comores. 
Opeas caracasense (Reeve), variations, Mexico, Venezuela, Haiti, 
0. rarum (Miller) Ecuador, subula (Pfr.), Mexico, Cuba, St. Thomas, 
guatemalense , Guatemala, micruvi (Orb.), Brazil, acutius (Miller), aciculi- 
forme (Miller), octogyrum (Pfr.), Venezuela, and swiftianum (Pfr.), St. 
Thomas, conchologically compared and figured by Strebel, Mex. Land 
Couch, v. pp. 99-108, pis. vii lower part figs. 1-6 & 8, xvii. figs. 8, 9, 
13-17, 26, 29 & 30. Anatomical description of 0. caracasense and jun- 
ceum (Gould), by Pfeifer, ibid. pp. 101 & 105, pi. xviii. figs. 2, 4, 9, 10, 
11 & 22 . 
Subulina trochlea (Pfr.), Yucatan, including as variety S. guayaquilen- 
sis (Miller), shell, soft parts, jaw and dentition described by Strebel & 
Pfeifer, Mex. Land Conch, v. pp. 114-116, pis. vii. fig. 16, xvii. fig. 32, 
xviii. figs. 1, 12-16, & 18-21. Achatina ( Subulina ) suberenata and 
costulala , spp. nn., Greef, Zool. Anz. 1882, p. 519, S. Thome Island, W. 
Africa. 
Lamellaxis, g. n. Shell resembling that of Opeas , but provided with 
a distinct lamellar plait on the pillar lip. The species belonging to this 
genus have been placed by most authors in the genus Spiraxis (C. B. 
Adams), but the typical species of this author appear to be different. 
L. mexicanus (Pfr., Spiraxis'), two forms from Mexico, modestus , sp. n., 
Mexico, salleanus (Pfr.), Haiti, venezuelensis, (Pfr.), Caracas, ccquatorius 
(Miller) Ecuador, imperforatus, sp. n., Mexico, filicostatus, sp. n., Guate- 
mala, and striosus (C. B. Adams, Achatina ), Jamaica, conchologically 
described and figured by Strebel, Mex. Land Conch, v. pp. 109-114, 
pis. vii. figs. 14, 15, 18 & 19, xii. fig. 13, xvii. figs. 1-7 & 10. 
Volutaxis, g. n. Shell resembling Subulina, whorls convex, with deep 
sutures, slowly increasing, perpendicularly plaited, pillar distinctly 
twisted ; apparently not viviparous. V. sulciferus (Morelet, Spiraxis), 
berendti (Pfr., Spiraxis), tenue- costatus, miradorensis, similaris, conferte - 
costatus , conferte-striatus and nitidus, spp. nil., linearis (Pfr., Spiraxis), 
all Mexican, and rectus (Pfr., Bulimus ), Haiti, shells described and figured 
by Strebel, Mex. Land. Conch, v. pp. 119-125, pis. vii. figs. 9-13, and 
xvii. figs. 11 & 12, 18-25, and 33-37. The author also rotors Spiraxis 
acus (Shuttl.) melanielloides (Gundl.) and blandi (Crosse & Fisch.) to 
this genus, and places it among the Testacellidw, but its anatomy is not 
yet known. 
JPyrgia, g. n., near Stenogyra, umbilicated, with pillar plait ; P. umbili- 
__ cata , sp. n., St. Thom6, W. Africa, Greeff, Zool. Anz. 1882, p. 518. 
Pupa polyodon (Drap.) found on the hills of Palestrina ; Statuti, Bull. 
Soc. mal. Ital. viii. p. 69. 
Pupa philippii (Cantr.), Greece, teeth in the aperture very variable ; 
Hesse, JB. mal. Ges. ix. p. 333. 
Pupa leptocheilos \_-chilus~\, sp. n., — pyrenaica (Farines), distinct from 
megachilus (Jan.), Pyrenees ; P. Fagot, Note sur le veritable Pupa pyre- 
naica. [Not seen by the Recorder.] 
Pupa tingitana, Beni Hosemar, near Tetuan, algesirce, Algesiras and 
vasconica , Orduna, spp. nn., Kobelt, JB. mal. Ges. ix. pp. 71 & 72. 
