460 Mr. E. A. Smith on Moll asca from the 



Drillia investigatoris, Smith. 



Drillla investigatoris, Smith, Ann. & Mag. Nat. Hist. 1890, vol. iv. 

 p. 240 ; Illust. Zool. * Investigator,' pi. x. figs. 1, 1 a. 



Hah, Station 233, off Audaman Islands, in 185 fath. 



Drillia fug at a, Smith. 



Drillia fugata, Smith, Ann. & Mag. Nat. Hist. 1895, vol. xvi. p. 4, 

 pi. i. figs. 5, 5 a. 



Hab. Off Andaman Islands, in 405 fath. 



A single specimen agreeing with the variety fig. 5 a. 



Drillia captiva, Smith. 



Drillia captiva, Smith, Ann. & Mag. Nat. Hist. 1899, vol. iv. p. 240 j 

 Illust. Zool. ' Investigator,' pi. x. fig. 2. 



Hah. Station 233, off Andaman Islands, 185 fath. 



Drillia capta, Smith. 



Drillia capta, Smith, Ann. & Mag. Nat. Hist. 1899, vol. iv. p. 240 ; 

 Illust. Zool. ' Investigator,' pi. x. fig. 3. 



Hah. Station 233, off Andaman Islands, 185 fath. 



Drillia Worthingtoni, sp. n. 



Testa breviter fusiforinis, fuscescenti-albida ; anfractus 9, duo 

 apicales iteves, rotundati, cseteri superne excavati, infra nodose 

 costati (costis in anfr. penult. 8-10) et transversim tenuissimo 

 striati, ultimus varice conspicuo rotundato ad sinistram instructo, 

 inter varicem et labrum baud costatus ; apertura parva ; labrum 

 tenue, supra late et subprofunde sinuatum ; cohimella rectiuscula, 

 callo tenui, supra propo sinum subnodoso, induta, 



Lougit. 16 mm., diam. 6 ; apertura 6 longa, 2 lata. 



Hab. Station 240, off Andaman Islands, in 194 fath. ; off 

 Ross Island, 265 fath. 



The lines of growth are fine and flexuous, and the fine 

 spiral stripe only occur upon the lower half of the whorls, 

 the concavity above exhibiting only the sinuated incremental 

 lines. 



Clathurella perlissa, sp. n. 



Testa ovato-fusiformis, nitida, fuscescens, zona pallida infra suturam 

 aliaque circa medium anfr. ultimi omata ; spira turrita, acumi- 

 nata ; anfractus 9, superiores 3, protoconcham constituentes, 

 loeves, primus convexus, duo sequentes infra medium carinati, 

 cseteri (normales) supra decliviter excavati, infra convexi, circa 



