CYCLOSTOMUS §. 8. 
231 
06. C. ? solitliis Kleiftke* 379 
T. subimperforata, subcylindracea, decollata, solida, albida, 
costis spiralibus, subdistantibus, planulatis, striisque longitudi- 
nalibus confertissimis munita; anfr. superst. 4'/ 2 convexi, lente 
accrescentes, ultimus antice vix ascendens; apertura verticalis, 
ovalis; perist. rectum, subincrassatum , superne angulatum et 
superstructum. — Operc.? — Long. 10, diam. 4 7 2 mill. Ap. 
4 mill, longa. (Mus. Menke.) 
Truncatella solida Mcnkc Synops. ed. II. p. 137. *) 
Cyclostoma solidum Chemn. ed. II. N. 119. p. 116. t. 14. 1. 4. 5. 
Cistula? solida Cray Catal. Cycloph. p. 60. N. 15. 
Cyclostomus? solidus Pfr. Consp. N. 338. 
Habitat . . . ? 
* * 
67. C. ? gratns Petit. 380 
T. perforata, oblongo-conica, solida, lineis elevatis spira- 
libus et longitudinalibus confertissimis subtiliter decussata, 
nitidula, carnea; spira scalari - conica , apice obtusiusculo pur- 
purea; anfr. 5 convexi, ultimus basi planiusculus, ad periphe- 
riam et circa perforationem subangulatus ; apertura obliqua, 
subcircularis , superne angulata, intus ignea; perist. simplex, 
continuum, rectum, margin e sinistro superne bre viter expanso, 
inferne subreflexo. — Operc.? — Long. 7, diam. 5 mill. Ap. 
3 mill, longa, 2 2 / 3 lata. (Mus. Cuming.) 
Cyclostoma gratum Petit in Joum, Conch. I. 1850. p. 53. t. 3. f. 
10 . **) 
— — Chemn. ed. II. N. 236. t. 34. f. 11. 12. 
— tricolor Pfr. in Zeitschr. f. Malak. 1849. p. 128. (Mart. 
1850.) 
Cyclostomus? gratus Pfr. Consp. N. 339. 
Habitat in insula Abd-el-Goury prope Socotoram (Guillain). 
") T. ovato - oblonga , turrita, truncata, imperforata, albida; anfr. 4 
transversim striatis , striis longitudinalibus tenuissimis decussatis , convexis, 
margine superiore crenatis. — Long. 4'/ 2 , lat. 1% lin. (Menke 1. c.) 
**) T. conica, perforata, pallide rosea; anfr. 5 — 6 rotundatis , spiraliter 
tenue sulcatis , transversim subtilissime cancellatis ; sutura distincta , apice 
fuscescente ; apertura rotundata , haemastoma ; labro simplici ; umbilico an- 
gulo circumdato. — Diam. 5 mill. ; alt. 6 mill. (Petit 1. c.) 
