TUKRITELLA.— Plate X. 



necics 51. (Mus. Belcher.) 



TuiiRiTELLA OPALINA. Turr. testa subveiitrkoso-turntd, 

 tenuiculu, atifraetibus duodecim, rotimdalli, superne 

 depresso-canaliculatis, sub lente mimdissimi creberrime 

 incm-striatU ; pellucido-albd, fuscescente p(dlide con- 

 cenirici flammatd. 



The opal Tukkitella. Shell somewhat ventricosely 

 tuiTCted, rather thiu, whorls twelve iu number, 

 rounded, depressly chamielled round the upper part, 

 beneath the lens very closely minutely engi'aved with 

 striaa ; opal-white, faintly concentrically flamed with 

 light brown. 



Adams and Reeve, Moll. Voy. Samaraiig. 



Hab. China Seas ; Belcher. 



An extremely interesting species, quite unlike any other. 



Species 52. (Mus. Belcher.) 

 TuKlilTELLA declivis. Tuit. tesld pyramidali-turritd, 

 basi plano-migulatd, anfractibus ododecim, plano-de- 

 divibtis, basin versm gradatim latioriius, undiqtie cre- 

 berrime subtilissime uudulato-striatis, prope apicem 

 medio plicatis ; lutescente-albd, livido-fmco iiuctd et 

 apicem versus peculiariter mandatd. 



The slanting Tueritella. Shell pyi-amidally turreted, 

 flatly angled at the base, whorls eighteen in number, 

 flatly slanting, gradually wider towards the ba.se, 

 very closely and finely undulately striated, plicated 

 in the middle towards the apex ; yellowish-white, 

 stained with hvid brown, and peculiarly spotted 

 towards the apex. 



Adams and Reeve, Moll. Voy. Samaraug. 



Halj. China Seas ; Belcher. 



in this very interesting species, the livid brown appears 



iu the first few whorls in a necklace of spots beneath the 



sutures. 



Fig. 53. (Mus. Belcher.) 

 For description of this species, see Genus Eglisia, Sp. 3. 



Species 54. (Mus. Belcher.) 



Turritella multilieata. Turr. testd acuminato-turritd, 

 anfractibus mperni contractis, infra leviter declivibus, 

 inferne canaliculatis, spiraliter multiliratis, liris sub- 

 iilissime granulatis ; pellucido-albd. 



The many-kidged Tueritella. Shell acuminately tur- 

 reted, whorls contracted round the upper part, gently 

 slanting below, channelled round the lower part, 

 spii-ally many-ridged, ridges very finely granulated ; 

 transparent white. 



Adams and Reeve, Moll. Voy. Samaraug. 



llab. China Seas ; Belcher. 



An extremely delicate transparent shell. 



Species 55. (Mus. Belcher.) 



Tueritella conspersa. Turr. testa turriid, anfractibus 

 duodecim, superue declivibus, deinde tumidis et con- 

 spicue bicarinatis et liraiis ; lutescente-albd, fuscescente 

 longitudiualiter undulatd et punctatd. 



The sprinkled Turritella. Shell turreted, whorls 

 twelve in number, slanting round the upper part, 

 then swollen and conspicuously two-keeled and 

 ridged ; yellowish white, longitudinally waved and 

 dotted with light brown. 



Adams and Reeve, Moll. Voy. Samaraug. 



Hah. China Seas ; Belcher. 



Delicately mottled throughout with irregular, light 

 brown waved streaks, forming dots here and there next 

 the sutures. 



