CHONDROPOMA §. 2. 3. 
191 
§. 2 . 
2. Vignalense (Cyclostoma) Wright. (Coll. 1.) III. 145. — Cuba. 
* * 
* 
3. plicatulum (Cyclostoma) Pfr. (Coll. 2.) I. 279. II. 136. III. 
146. — Patel Cat. p. 123. — Martens Binn. Venez. p. 4. t. 1. f. 
3. — Venezuela. 
4. Venezuelense (Cyclostoma) Pfr. (Coll. 3.) II. 136. III. 146. — 
Patel Cat. p. 123. — Martens Binn. Venez. p. 14. — Venezuela. 
5. eusarcum (Cyclostoma) Pfr. (Coll. 4.) I. 281. II.. 138. III. 146. 
— Haiti. 
6. Cumanense (Cyclostoma) Pfr. (Coll. 5.) I. 282. II. 128. III. 
146. — Patel Cat. p. 123. — Cumana. 
7. Emilianum (Cyclostoma) Weinland. (Coll. 6.) III. 146. — 
Patel Cat. p. 123. — Chondropoma marinum Reeve. — Haiti. 
8. terebra Pfr. III. 146. — Portorico. 
§• 3. 
9. Salleanum (Cyclostoma) Pfr. (Coll. 7.) 
147. — Patel Cat. p. 123. — Haiti. 
279. II. 137. III. 
io. Ch. Navassense Tryon. 
T. vix subperforata, ovato-turrita, crassiuscula, lirulis 
longitudinalibus confertis, spiralibusque confertioribus , juxta 
suturam et ad basin fortioribus decussata, pallide cornea vel 
albida; spira convexo-turrita , bre viter truncata; sutura exca- 
vata, subtiliter denticulata; anfr. superst. 4 convexiusculi, 
ultimus basi subattenuato-rotundatus, antice brevissime solutus; 
apertura subverticalis, ovalis; perist. continuum, latere sinistro 
angustissimum, rectum, superne angulatim subproductum, cae- 
terum expansum, non reflexum. — Operc.? — Long. 19, 
diam. 10 mill. Apert, c. perist. oblique 8*/fc mill, longa, 
6 lata. (Coll. Nr. 8.) 
Chondropoma Navassense Tryon *) in Amer. journ. Conch. II. 1866. p. 305. 
t. 20. f. 12. 
Habitat in insula Navassa Indiae occidentalis. 
* 
*) *Ovately turrited, moderately thick, slightly truncate, covered with 
numerous close, sharp revolving lines decussating the almost equally promi- 
nent ridges of growth, and becoming more distinct towards the base; sutures 
excavated and minutely crenate- margined; aperture suboval, the outer lip 
expanded, but not reflected, produced angulate above, and rounded angulate 
below, the labrum laying close on the body-whorl, and almost entirely cove- 
ring the umbilicus. Light horn-colour or nearly white (bleached?). Alt. 18 
(truncated), diam. 12 mill." (T.) 
