38 
ALYCAEUS §. 2. 
tumido, laeviori, tubulo suturali brevi, ab apertura remoto, 
munito; apertura obliqua, circular!, perist. duplici, interno 
valde porrecto, continuo, margine gimplici, extus striato, ex- 
teriori expanse, reflexiusculo ; umbilico subaperto. — Operc. ? 
— Diam. maj, 2. min. l 3 / 4 , axis l 1 /* mill. a (B.) 
Alycaeus armillains Bens, in Ann. and Mag. N. H. 2d. ser. XVII. p.227. 
Habitat ad Thyet-Mio prope fluvium Ira wadi in imperio Bir- 
mano (W. Theobald). 
Subfam. XI. Cyclophorea. 
Operculum corneum, tenuiusculum , strato externo testa- 
eeo destitution , subcirculare, arctispirum , nucleo centrali. 
Testa turbinata yel depressa. 
Cyclophorina Gray Cat. Phan. p. 34. 
Cyclophorinae H. et A . Adams Gen. rec. Moll. II. p. 278 
V. Craspedopoma Pfb 
Pfr. Mon. Pneum. p. 51. — Gray Cat. Phan. p. 32: 
genus Cyclotinorum. — Woo dm. Man. Moll II. p. 177 : 
subgenus Cyclophori. — U. et A. Adams Gen. rec. Moll. 
II. p. 283: genus Cyclophorinarum. — Bolania Gray olim. 
Tres nunc notae sunt species: 
1. laicicltim Lowe. (Coll. 44. — Gray Phan. p. 32. 
— March Yold. p. 42. n. 840. — Lowe in Proc. Z. S. 
1854. p. 216. — Ad. Gen. p. 283. t. 85. f. 9. — 
Trosch. Gebiss d. Schn. p. 67. t. 4. f. 3. 5. — 
Cyclost. lucidum Alb. Malae. Mader. p. 72. t. 16. 
f. 29 — 31. — Conf. Paludina conoidea Charp. in 
Kust . Mon. Palud. p. 43. t. 9. f. 3 — 7.) .... Mon. p. 51. 
2. JjyonnetiantiBM Lowe. (Coll. 45. — Gray Phan. 
p. 33. — Lowe in Proc. Z. S. 1854. p. 217. — 
Ad. Gen. p. 283. — Cyclost. Lyonnetianum [Hygro- 
bium] Lowe in Ann. and Mag. 2d. ser. IX. p. 279 ; 
Syn. diagn. p. 15. n. 70. — Ch. ed. nov. p. 285. — 
Alb. Malae. Mader. p. 73. t. 16. f. 32 — 34.) ... - 52. 
3. eostatum SluattB. (Coll. 46. — ( Gray Phan. 
p. 33. — Ad. Gen. p. 283.) - - 415, 
