136 



possibly graduate one into another as they are traced north 

 or south.* 



North West Coast extremely abundant on the rocks at low- 

 water. W. F. Petterd. 



No. 13. Pleurotoma PHiLiPiNERi. n s. P.telongato-ovata,turrita, 

 aolidiuscula, nltaide, pallide custanea, cul suturas falvo punctata ; 

 spira conica, quam apertura paulo longiore ; anfr. 9, convexis, declims 

 superne ayigulatis et caiialicnlatis, ad a')igulum et suturam gramdosis, 

 undique spiraliter liratis et long, tenuissime striatis, liris latis, rotwi- 

 datis ; interstitiis 2-3 lindis instrnctis; apice acuto nucleo Ifcvi 

 rotundato ; apertura late ovata, lahro acuto, simiato, profunda ; labio 

 rejiexo, albo ; fauce polita ; canali hrevi, vix recurvo. Granis ad angul. 

 latis. numerosis. Long. 34, lat. 1.5. Long, apert. 15, lat. 8 mil. 



Shell elongately fusiform, ovate, turretted, nither solid, 

 shining, pale chestnut, at the suture dotted fulvous ; spire 

 conical a little longer than the aperture ; whorls 9, convex, 

 sloping, angular above and canaliculate, granular at the angle 

 and sutures ; spirally lirate and very finely striate lengthwise 

 all over the test ; liraa broad, rounded ; interstices furnished 

 with 2 or 3 lirulse ; apex acute, nucleus smooth rounded ; 

 aperture widely ovate, labrum acute, sinus broad and deep, lip 

 reflected, white, throat polished, canal short, scarcely recurved. 

 The granules at the angle wide and numerous. N. W. Coast. 

 W. F. Petterd. Obs. A very large species closely allied to 

 many of our tertiary forms. 



No. 14. Dkillia INCRXJSTA n.s. D.t. pai-va, fusiforme-turrita, 

 angusta, solida, badia ? (alba fere umlique incriista) anfr. 7, convexis, 

 carinatis et costatis ; costis S-9 latis, rotuiulatis, elevatis ; carinis 2-3, 

 (ult anfr. 7-8) supra cost, transeuntibus ; interstitiis spiraliter suh- 

 tillissime concinne striatis ; apertura j long, testce, angusta ; labro 

 extus varicoso, marginem versus acuto ; sinu omnino postico, conspicuo. 

 Long. 7, lat. 3 mil. 



Shell small, fusiformly turretted, narrow, solid brown ? 

 (almost always encrusted with white), whorls 7, convex, keeled 

 and ribbed ; ribs 8 to 9 broad, rounded raised ; keels 2-3 (in 

 the last whorl 8-9 passing over the ribs ; interstices, spirally 

 very finely and neatly striate ; aperture } the length of the 

 shell, narrow ; outer lip varicose outside but acute towards 

 the margin ; sinus entirely j)osterior and conspicuous. Black- 

 man's Bay and IST. Coast. W. F. Petterd. 



No. 15. Drillia MiNUTA. n.s. D.t. niinnta, fusiformc turrita, 

 elongafa, tenui, rufo-castanea saturata ; anfr. 6, (apice incluso) con- 

 vexis, spiraliter multi-carinatis, inter carin, tenuiter crebre longitud. 

 liratis; apice (2 anfr.) subinflato, spnralifcr cequalitir striata; 



* Since writing the above I have foixnd P. litlorinoides in Port Phillip, 

 ■\Vestem Port, Apollo Bay, Loutit Bay, all in Victoria. Some specimens 

 had a Naasa-like mouth, that is, teeth on the outer lip. I think a new genus 

 should be erected for the species. 



