CATAULUS §. 2. 
89 
luteum. — Long. 25, diam. 10 mill. Ap. 6 mill, longa. (Mus. 
Cuming.) 
Cataulus aureus Pfr. in Proc. Zool. Soc. 1855. p. 188. 
Habitat in insula Ceylon (Thwaites). 
9. C. l&aema§tomu§ Pfr. 
T. breviter et profunde rimata, ovato-pyramidalis , tenuius- 
cula, conferte striatula, parum nitens, diaphana, citrina ; spira 
convexiusculo - turrita , apice subacuta; sutura submarginata; 
anfr. 8 convexi, ultimus vix attenuatus, basi axin excedens ; 
carina umbilicalis valida, compressa, antrorsum vix dilatata ; 
periomphalum latum, costulato-striatum ; apertura subcircularis ; 
perist. fusco-sanguineum , simplex, ad anfractum contiguum 
angustatum, lateribus rectangule late patens et revolutum, basi 
subproductum , canali mediocri perforatum. Operc. tenue, 
rufo-corneum. — Long. 27 — 28, diam. 11 — 12 mill. Ap. diam. 
fere 7 mill. (Coll. Nr. 137.) 
Cataulus haemastomus Pfr. in Proc. Zool. Soc. Soc. 1856. p. 391. 
— — Pfr. Novit. conch. 1. n. 20. t. 32. f. 24. 25. 
Habitat in insula Ceylon (Thwaites). 
10. eurytreiBia Pfr. (Proc. 1852. p 145. t. 13. f. 5. 
— Ch. ed. nov. p. 386. t. 48. f. 12. 13. — Gray 
Phan. p. 97. — Tortulosa eurytrcma Ad. Gen. 
p. 285.) 
Mon. p. 138. 
ll. ©. decoriii Ben§on. 
T. profunde et breviter arcuato-rimata, ovato-turrita , so- 
lida, capillaceo-striata, sericea, fusco-purpurea ; spira elongata, 
apice obtusula; anfr. 8 convexiuseuli , ultimus subattenua- 
tus , carina concolore compressa , lente descendente , elevato- 
patente, antrorsum dilatata munitus; periomphalum con- 
vexum , radiato-costulatum ; apertura circularis; perist. laete 
aurantiacum, incrassatum, expansum et reflexum, margin e ba- 
sali recedente, canali ovali, retrorsum in rimam angustam ab- 
eunte perforato. — Long. 22, diam. 8 4 / a mill. Ap. c. perist. 
8 2 / 3 mill, longa, 7 lata. (Mus. Cuming.) 
Cataulus decorus Bens in Ann. and Mag. 2d. ser. XII. p. 96. 
— — Pfr . in Malak. Bl. 1854. p. 90. 
Tortulosa decora H. et A. Adams Gen. rec. Moll. I!, p. 285. 
Habitat ad Ratnapoora insulae Ceylon (E. L, Layard). 
