CHONDROPOMA $&. 2. 8. 191 
S. 2: 
2. Vignalense (Cyclostoma) Wright. (Coll. 1.) III. 145. — Cuba. 
* * 
* 
3. plicatulum (Cyelostoma) Pfr. (Coll. 2.) I. 279. II. 136. III. 
146. — Pütel Cat. p. 123. — Martens Binn. Venez. p. 4. t. 1l. f. 
3. — Venezuela. 
4. Venezuelense (Cyclostoma) Pfr. (Coll. 3.) II. 136. III. 146. — 
Pütel Cat. p. 123. — . Martens Dinn. 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. — JPütel Cat. p. 123. — Cumana. 
7. Emilianum (Cyelostoma) Weinland. (Coll. 6.) III. 146. — 
PPáütel Cat. p. 123. — Chondropoma marinum Reeve. — Haiti. 
8. terebra Pfr. III. 146. — Portorico. 
SE. 
9. Salleanum (Cyclostoma) Pfr. (Coll. 7.) I. 279. II. 137. III. 
147. — Pütel Cat. p. 123. — Haiti. 
10. 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, breviter truncata; sutura exca- 
vata, subtilter 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!/, mill. longa, 
6 lata. (Coll. Nr. 8.) 
Chondropoma Navassense Tryon *) in Amer. journ. Conch. II. 1866. p. 305. 
$090» £. 19; 
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 umbilieus. Light horn-colour or nearly white (bleached?). Alt. 18 
(truncated), diam. 12 mill.* (T.) 
