142 



sinuate posteriorly ; inner lip thickened, more or less 

 tinged fulvous brown. 



A small, almost cylindrically turretted form, with the apex 

 and base tinged brown, and banded. The well defined ribs 

 give it a pretty sculptured appearance. Eather common. East 

 Coast. 



Mangelia immaculata. a.s. M. t. fusiformi-turrita, alba, ni- 

 tente, spira acuta ; anfractihus 9, declivis, ad sutwas cancdiculatis ad 

 unguium obsolete tuberculatis, transversim obsolete liratis ; apertura 

 ovali ; labro tenui, sinu conspicuo ; labio simplici, superne tuberculato. 

 Long. 37. Lat. 6. 



M. shell fusiformly turretted, white, shining; spire acute, 

 whorls 9, sloping ; canaliculate at the sutures, angulate and 

 obsoletely tuberculate above, transversely obsoletely lirate, 

 aperture oval ; outer lip thin ; sinus conspicuous, lip simple, 

 tuberculate above. 



King's Island, rare. A white, somewhat elegant species^ 

 with a true Pleurotoma spire. 



Mangelia meredithi^. n.s. M. t. turrita, fusiformi, gracili,. 

 spira quam apertura longiore ; nitente, diaphana, alba, fasciis pallide 

 castatiea creberime cincta ; anfractibus 6, declivis, superne angulatis 

 et concavis,lo')igitudinalter plicatis pUcis opacis, nitentibus, distantibus, 

 curvatis, ad suturam anvjidatis ; interstitiis subtillissime striatis ; striis 

 (etate evanescentibus ; apertura angusto ovali ; labia simplici ; labro 

 extus sub-varicoso, intus Icevi ; margine acuto. Long. 13. Lat. 5. 



M. shell turrettedly fusiform, graceful, spire longer than the 

 aperture, shining diaphanous white, very thickly girdled with 

 pale chestnut bands ; whorls 6, sloping, angulate and concave 

 above, plicate lengthwise with opaque, shining, distant curved 

 j)laits, which are angulate at the sutui-e ; interstices very finely 

 striate, striae disappearing with age ; aperture narrowly 

 oval ; lip simple, outer lip subvaricose outside, smooth within, 

 margin acute. 



Bass's Straits, moderately common. A very pretty por- 

 cellaneous shining shell, with the ribs distinct, and 

 opaque white. It varies much in coloring, sometimes the 

 chestnut bands are numerous, and of various shades and 

 thickness, at others confined to a simple fascia at the sutures, 

 or the shell is quite white and shining. 



Drillia atkinsoni, n.s. D.t. accuminato-turita, fusca, spira 

 acuta, apice mamillato ; anfrac. 9, superne angulatis convexis, de- 

 clivibus, long, costatis, costis parvis, distantibus, subacutis, idt. anfrac. 

 16, supra angtdutn et ad suturam validis et transversim tenuiter valide 

 liratis, liris magnis et parvis alterantibus, elevatis, supra cost, tran- 

 seuntibus et ibi subnodosis ; apertura alba, late ovata ; labro tenui, 

 expanso, incurvo incrassato, intus Icevi, posticeprofimdesinuato; labio 

 planato, Icevi. Long. 13. Lat. 5. 



D. shell acuminately turretted, dusky, spire acute, apex 



