264 
CISTULA §. 2. 3. 
Cyclostoma Tamsianum Pfr . in Zeitschr. f. Mai. 1850. p. 77. 
— — Chemn. ed. II. N. 268. t. 37. f. 19. 20. 
Cistula Tamsiana Pfr . Consp. N. 385. 
Habitat Porto Cabello Venezuelae (Dr. Tams). 
431 7. €.? Griffitliiana Adams, f 
T. ovato-conica, elongata, truncata, pallide rufula, lineis 
4 — 6 frequenter interrupts saturate fuscis picta, lineis trans- 
versis elevatis confertis sculpta, anterius concentrice substriata; 
spira sub elongata , subcurvilinearis ; anfr. superst. 5 convexi; 
sutura bene impressa; apertura ovalis, superne acutiuscula; 
perist. simplex, modice expansum et reflexum, superne minute 
auriculatum; umbilicus parvus. — Operc. ? — Diverg. media 
30°; long. 0,55; lat. max. 0,28; lat. min. 0,25 poll. (Ad.) 
Cyclostoma Griffithianum Adams Contrib. to Conch. N. 6. p. 93. *) 
Cistula ? Griff thiana Pfr. Consp. N. 386. 
Habitat in insula Jamaica. 
§• 3. 
432 8 . C® Grniiei'i Pfr. 
T. perforata, ovato-oblonga, truncata, tenuissima, spiraliter 
confertim et subtiliter striata, lineis longitudinalibus confer- 
tissimis sub lente decussata, pallidissime cornea; anfr. superst. 
4 convexi, ultimus infra peripheriam interrupte fusco-cingula- 
tus, juxta perforationem apertam fusco-maculatus ; sutura m'e- 
diocris , subsimplex ; apertura subovalis ; perist. duplicatum : 
internum rectum, acute porrectum, externum limbum latum, 
concaviusculum , ad anfr. penultimum interruptum, utrinque 
confertim radiato - striatum formans. — Operc. normale. — 
Long. 21, diam. 11 mill. Ap. 7'/ 2 mill, longa. (Mus. Cuming, 
et Gruner.) 
Cyclostoma Gruneri Pfr. in Zeitschr. f. Mai. 1846. p. 47. 
— — Chemn. ed. II. N. 73. p. 79. t. 10. f. 28. 29. 
*) Shell ovate-conic, much elongated : with four to six spiral frequently 
interrupted lines of dark brown , on a ground of very pale reddish brown 
between, — and whitish on the summits of — the transverse ridges : with 
crowded fine transverse raised lines ; anteriorly with feeble concentric striae : 
spire rather long, with the outlines moderately curvilinear: apex truncate 
with the loss of — whorls : whorls remaining five , convex , with a well 
impressed suture: aperture ovate, rather acute above: peritreme simple, mo- 
derately expanded and reflected, minutely auriculate above: umbilicus small, 
(Adams 1. c,) 
