302 RECORDS OF THE AUSTRALIAN MUSEUM. 



Anacithara hebes sp. nov. 



(Plate 1., fig. 117.) 



Shell solid, bicouical, small. Colour uniform white. Whorls six, and 

 angled at the shoulder. Sculpture: — Low, rounded, and close-set ribs, 

 numbering eleven on the penultimate, and becoming evanescent on the 

 last whorl ; spirals are close fine thi-eads, nearly uniform in size and 

 spacing, crossing ribs and interstices alike, and extending over the whole 

 whorl from the suture downwards, numbering about six on the penultimate 

 and twent3'--two on the last whorl. Aperture wide, unarmed ; varix slight; 

 sinus shallow; canal a mere notch. Length 5"5 mm., breadth 2 mm. 



Hah. Queensland : — 5 to 8 fathoms, Murray Island (self). 



Anacithara heevieri sp. nov. 



(Plate 1., fig. 118.) 



Shell small, elongate, tnrreted. Colour dull white; protoconch pale 

 primrose yellow. Whorls six. Sculpture : — Ribs low, distant, perpen- 

 dicular, angled at the shoulder, running from suture to base, but not 

 continuing from one whorl to another ; on the penultimate seven ; spirals 

 very slender and widely-spaced threads, between which are a few still 

 finer threads; of the major series there are twelve on tlie last and four on 

 the penultimate whorl. Aperture open, unarmed save for a tubercle on 

 either side of the sinus ; varix well developed ; sinus wide and shallow ; 

 canal merely a notch. Length 5 mm., breadth 2 mm. 



Hah. Queensland: — 5 to 8 fathoms, Murray Island (self). 



Anacithai;a lkptalea sp. nov. 

 (Plate 1., fig. 119.) 



Shell small, solid, narrowly ovate. Colour uniform white. Whorls 

 six, including a smooth two-whorled protoconch. Sculpture : — Prominent 

 ribs, parted by their own breadth, are set at nine or ten to a whorl ; both 

 ribs and interstices are traversed by a series of uniform sharp spiral 

 threads — six on the penultimate and thirteen on the last whoi^l. Aperture 

 narrow, protected by a broad and high varix ; canal short and open ; sinus 

 a semicircular notch ; there are no denticules on the lips, but a deeply- 

 seated fold is just visible on the columella. Length 8-5 mm., breadth 

 1-5 mm. Compared with Manyilia nanisca this is broader, with more 

 numerous ribs and coarser spirals. 



Hah. Queensland: — 5 to 8 fathoms, Murray Island (self). 



ANAClTH.i\RA NANISCA Hcrvier. 



Maiujilia jiauisca Hervier, Journ. de Conch., xlv., 1897, pp. 55, 186, pi. viii., 

 fig. 5. I'l. Bouge and Dautzenberg, Jouin. de Conch., ixi., 1913 ( 1914), 

 p. 153. 

 Hah. Queensland : — 5 to 8 fathoms, Murray Island (self). 



