1863.] ON NEW AUSTRALIAN MARINE SHELLS. 419 



Hab. Rapid Bay, South Australia (^Coll. Angas.). 

 An oliviform glabrous species, delicately painted with pale fulvous 

 zigzag markings. 



3. CiTHARA ANGELA, Ad. & Aug. (PI. XXXVII. fig. 4.) 



C. testa ovato'fusiformi ; spira elata, acuta, qiiam apertura bre- 

 viore ; lactea, ad basin rufo tincta ; anfractibus planis, postice 

 excavatis, longitudinaliter plicatis, plicis validis costiformibus 

 angulatis, in medio subacute nodosis, transversim crebre stria- 

 tis ; apertura angusta ; labio transversim tenuiter lirato ; labro 

 extus varicoso, intus lirato-dentato, margine acuto postice 

 sinuato, fusco tincto, intus antice violascente. 

 Long. 7i lines, lat. 3 lines. 



Hab. Woodlark Island; Com. Loring, H. M.S. 'Iris' {Coll. Angas.). 

 A lovely species of the typical Citharce. It is pure white, tinged 

 at the base with red-brown, and with the fore part of the aperture 

 stained violet within. 



4. CiTHARA COMPTA, Ad. & Aug. (PI. XXXVII. fig. 5.) 



C. testa ovato-fusiformi ; spira conica, quain apertura breviore ; 

 pallidefulva, ad suturas fusco maculata; anfractibus convexius- 

 culis, longitudinaliter plicatis, plicis parvis distantibus, ad sutu- 

 ras productis et nodulosis, transversim valde striatis ; apertura 

 angusta ; labio IcBvi, in medio subflexuoso ; labro extus varicoso, 

 margine tenui arcuato postice late sinuato. 



Long. 6 lines, lat. 2 lines. 



Hab. New South Wales (Coll. Angas.). 



A neatly sculptured, pale fulvous species, most nearly allied to C. 

 lyrata, Reeve. 



5. CiTHARA BELLA, Ad. & Ang. (PI. XXXVII. fig. 6.) 



C. testa ovato-fusiformi ; spira elata, aperturam cequante, apice 

 'purpurascente papilloso ; alba, antice plumbeo tincta,' ad basin 

 fusca, postice seriebus duabus transversis macul arum fidv arum 

 ornata ; anfractibus convexiuscidis, longitudinaliter plicatis, 

 plicis validis subconfertis flexuosis ; apertura elongata, latius- 

 cida ; labio liris transversis instructo ; labro extus varicoso, 

 intus IcBvi, margine acuto postice subsinuato, antice rufo tincto. 

 Long. 5 lines, lat. 1| line. 



Hab. Rapid Bay, South Australia {Coll. Angas.). 

 A delicately tinted species, vrith the fore part of the aperture 

 tinged with rufous, and with the whorls adorned with two rows of 

 pale fulvous. 



6. Mangelia picta, Ad. & Ang. (PL XXXVII. fig. 7.) 



M. testa turrito-fusiformi; spira producta, quam apertura lon- 

 giore ; pallide fulva, fascia lata fusco-purpurascente in medio 

 anfractuum ornata, zonula transversa postica alba opaca in- 

 structa; anfractibus convexiiisculis, longitudinaliter plicatis, 

 plicis costiformibus distantibus fexuosis, transversim crebre 



