88 
CATAULUS §. 2, 
Cataulus Cumingi Pfr . in Proc. Zool. Soc. 1856. p. 399. 
— — Pfr. Novit. conch. I. p. 91. n. 155. t. 25. f. 16. 17. 
Habitat in insula Ceylon (Thwaites). 
* 
5. Thwaitegi Pfr. (Proc. 1852. p. 147. — Ch. ed. 
nov. p. 387. t. 49. f. 9. 10. — Gray Phan. p. 97. 
— Tortulosa Thwaitesi Ad. Gen. p. 285.) . . . Mon. p. 138. 
6. pyraitiidatiis Pfr. (Coil. 135. — Proc. 1852. 
p. 145. t. 13. f. 4. — Ch. ed. nov. p. 386, t. 48. 
f. 9 — 11. — Gray Phan. p. 86. — Tortulosa py- 
ramid at a Ad. Gen. p. 285. t. 86. f. 2a. 2b.) . . - - 137. 
7. Ci Atisteiiiaiiiig Benson. 
T. subperforata, ovato-pyramiclata, solidula, oblique ele- 
gant er costulato-striata, serieea , diaphana, saturate rubro-ca- 
stanea; spira turrita, apice acutiuscula; anfr. 8 — 8 4 /a modice 
convexi, ultimus non attenuatus , antice subascendens; carina 
basalis compressa, prominens, subfuniculata, antice vix dilatata ; 
periomphalum mediocre, fortius striatum; apertura subcircu- 
laris, basi axin leviter excedens; perist. saturate fusco-auran- 
tiacum , incrassatum , duplex : internum continuum , breviter 
adnatum, externum fornicatim patens, reflexum, superne et ad 
columellam auriculato-dilatatum, canali basali aperto, intus vix 
strictiore, ad sinistram perforatum. — Operc. spiraliter lami- 
natum, anfractus multos appressos reconditos exhibens , facie 
exteriore anfractus plures angustos mentiente. — Long. 28, 
diam. ll l U — lBVg mill. Ap. c. perist. 11, intus 7 mill, longa. 
(Coll. Nr. 136.) 6 
Cataulus Austenianus Bens, in Ann. and Mag. 2d. ser. XII. p. 95. 
— — Pfr, in Malak. Bl. 1854. p. 89. 
Tortulosa Austeniana H. et A Adams Gen. rec. Moll. II. p. 285. 
Habitat ad Heneratgodde insulae Ceylon (E. L. Layard). 
8. C. aureus JPfr. 
T. breviter rimata, oblongo-pyramidalis, tenuiuscula, con- 
fertim striata, sericina, laete aurea; spira turrita, apice acu- 
tiuscula; sutura submarginata; anfr. 8 convexi, ultimus parum 
attenuatus, basi axin vix excedens; carina umbilicalis valida, 
compressa, antrorsum parum dilatata; periomphalum latum, 
antice costulatum; apertura circularis; perist. album, duplex: 
internum continuum , appressum , basi canali angusto inter- 
ruptum, externum perincrassatum , fornicatim reflexum, basi 
productum, canali mediocri perforatum. — Operc, tenue, fusco- 
