155 



impressed lines ; aperture sub-quadrate ; outer lip acute, inner 

 lip simple. 



Rare, Chappcll Island, Bass' Straits. A small conical form, 

 whose nearest congener is our reversed Z incertus Eeeve. 

 Its peculiarity for an Australian form of the genus is the 

 absence of granulations on the lirse. 



ZizYPHixus ALLPORTi. w.s. Z.i. tumulo-conica, soUdiuscula, alba; 

 anfracCtbiis 6, convexo-cfedir'tbiis ; liris transve7:iis, granulosis c'lndis ; 

 granulis rotiindalls, iHtcrstitiis lo»{/i(U(ii)ialibus oblique separatis ; sutura 

 canaliculata ; ultimo av/radu ad pcriplifriam roluiulato ; basi convexius- 

 cxdo, lineis subgranosis impresso ; apertvra obliqu4 quadrala ; labro intus 

 lirato, infra bideiiialo, labia simjilicL Alt. 11. Diam. 9. 



Z. shell tumidly conical, somewhat solid, white ; whorls 7, 

 convexly sloping, girdled with transverse granular lira) ; 

 granules rounded, separated by oblique longitudinal stria3; 

 suture canaliculate, last whorl roviudcd at the periphery, base 

 somewhat convex, impressed with sub-granular lines ; aperture 

 obliquely quadrate : outer lip Urate within ; bidentate below ; 

 inner lip simple. 



Islands in Bass' Straits, very rare. A white, small, tumid 

 shell, in habit much resembling a Thalotia. 



Clanculu.s aloysii. 11. s. C. t. turbinato-conoidea, timbilicata, 

 albida, lineis et wacidis intens4 fuscis, vet atratis variegata ; anfradlbus 

 5-7 planulatis, transversim sulcatis, et dngzdis granosis ornatis (cingul. 5 

 in nit. anfr.), dngulis superioribus et inferioribus granulis majoribus 

 conspicuis ; sutura subcanalicidata ; aiifradu idtiino ad peripheriavi sub- 

 carinato, basi p/aniusculo dngulis granosis ornato ; colwinella contorta, 

 supernii et infra dentato dentibus parvis ; labro lirato et dentalo; inargine 

 wnbilid spiraliter striata. Diam. 11. 



C. shell turbinately conoid, umbilicate, whitish, variegated 

 with lines and spots of deep dusky brown or blackish ; whorls 

 5 to 7, flattened, transversely sulcate and ornamented with 

 granular belts (belts 5 in the last whorl), upj^er and lower 

 belts conspicuous by their larger granulations ; suture subcan- 

 aliculate ; last whorl subcarinate at the periphery, base some- 

 what flattened and ornamented with granular belts ; columella 

 twisted, dentate with small teeth above and below, outer lip 

 Urate and dentate, umbilical margin spirally striate. 



Though the ClanculiB vary somewhat in coloring, it is always 

 within certain limits. There is no other black and white 

 Clanculus among our Tasmanian species, which are numerous. 



C'lancclus philomen.e. U.S. C. t. depresso-conica, alba; anfrac. 

 5, ad suturas canaliculatis, concavis, marginibus utrinque monififeris, infra 

 marg. 3-4 liratis ; liris granis circular, nitentib. ornatis, interstitiis sub- 

 tillissime obliqu6 striatis ; idiimo anfrad. acute angulato et marginato; ban 

 plana, spiraliter gramdosi lirato; aperttira oblique quadrato ; labro 

 intus lirato ; columella unulentato et corruguto ; raargine uvibilico spi- 

 raliter dentato. Diam. mag. 11. Alt. 10. 



C. shell depressedly conical, white, whorls 5, at the suture 



