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). 



Thwaitesi Pfr. (Proc. 1852. p. 147. — Ch. ed 

 nov. p. 387. t. 49. f. 9. 10. — Gray Phan. p. 97 

 — Tortutosa Thwaitesi j4d. Gen. p. 285.) . . 



pyraiuidatiis Pfr. (Coll 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 

 ramidata Ad. Gen. p. 285. t. 86. f. 2a. 2b.) . , 



7. C Aiistenianiis Benson. 



Mon. p. 138. 



137. 



T. subperforata, ovato-pyramidata, solidula, oblique ele- 

 ganter costulato-striata, sericea, diaphana, saturate rubro-ca- 

 stanea; spira turrita, apice acutiuscula; anfr. 8--81/2 modice 

 convexi, uhiraus non attenuatus, antice subascendens ; carina 

 basalis cotnpressa, prominens, subfuniculata, antice vix dilatata; 

 periomphahim 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 

 cohimellam auriculato-dilatatum, canaU basah aperto, intus vix 

 strictiore, ad sinistram perforatum. — Operc. spirahter lami- 

 natum, anfractus muhos appressos reconditos exhibens , facie 

 exteriore anfractus phu-es angustos mentiente. — Long. 28, 

 diam. IIV2 — ISy^niih. Ap. c. perist. 11, intus 7 milh longa. 

 (Colh Nr. 136.) 



Catauhts Austenianus Bcns. in Ann. and Mag. 2d. ser. XII. p. 95. 

 — — Pfr. in Malak. BI. 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 aiireiis Pfr. 



T. breviter rimata, oblongo-pyramidahs, tenuiuscula, con- 

 fertim striata , sericina , laete aurea ; spira turrita , apice acu- 

 tiuscula; sutura submarginata; anfr. 8 convexi, uhimus parum 

 attenuatus, basi axin vix excedens; carina umbihcahs vahda, 

 compressa, antrorsum parum dilatata; periomphahim latum, 

 antice costuhitum; apertura circularis ; perist. album, duplex: 

 internum continuum , appressum , basi canah angusto inter- 

 ruptum, externum perincrassatum , fornicatim reflexum , basi 

 productum, canah mediocri perforatum. — - Operc. tenue, fusco- 



