304 RECORDS OF I'HE AUSTRAMAN MUSEUM. 



Anacithara ROBUSJA up. nov. 



(Plate li., fig. 122.) 



Shell small, solid, bicoiiical. Colour dull white, apex piuk. Whorls 

 six, including' the pi'otoconcli. Sculpture : — Ribs prominent, discontinuous 

 from whorl to whorl, projecting at the periphexy and gi'aduallj' vanishing 

 on the base; nine on the penultiinate ; very many and close spiral threads 

 over-run both ribs and interstices ; two spirals, larger and wider spaced 

 than the rest, traverse the periphery and ascend the spire. Aperture : — 

 The mouth is protected by a thick varix, from which a free limb, insinuate 

 at the base, projects into the aperture; sinus semicircular ; canal short 

 and open. Length 5-5 ram., breadth 2 mm. 



Hah. Queensland: — 4 to 14 fathoms, Albany Pass (type); 5 to 8 

 fathoms, Murray Island ; 5 to 10 fathoms, Hope Island (self). 



Anacithara stkicta sp. iiov. 



(Plate li., fig. 123.) 



Shell subcylindrical, blunt at either end. Colour unifoi^m pale buff. 

 Whorls five and a half. Protoconch depressed, asymmetrical. Sculpture: — 

 Ribs slight and inconspicuous, their own breadth apart, those on the last 

 whorl descending from the suture only to the periphery ; fourteen on the 

 penultimate, and as many on the last wliorl ; these are dominated by the 

 spirals, which are coarse, wide-spaced, and amount to eighteen on the last 

 whorl. Aperture wide and unarmed ; varix slight ; sinus indistinct ; canal 

 short and wide. Length 4"5 mm., breadth 1'5 mm. 



Huh. Queensland: — 17 to 20 fathoms, Mast Head Island (self). 



A.NACITUARA TC.MIDA .s^/. liar. 



(Plate li., fig. 124.) 



Shell ovate, thin. Colour unifoim white, or white with naiTow 

 ochraceous spiral lines. Whorls inflated, six, including the protoconch, 

 which is smooth, subdiscoidal, tilted to one side, and projecting over the 

 next whoi^l. Sculpture: — Ribs broad and rounded, well spaced, discon- 

 tinuous from one whorl to another, nine on the penultimate, gradually' 

 vanishing towards the base; both ribs and interstices over-run by fine 

 dense spiral threads. Aperture wide; lip simple. Length 53 mm., 

 breadth 2 mm. 



Hub. Queensland : — 20 fathoms, Endeavour Reef (McCuUoch). 



Anacithara iniiaiicosi'a Ji'ri'ce. 



Plptirntauiu luuhiticoxta Reeve, Conch. Icon., i., 1845, pi. xxxi., fig. 284, and 

 Proc. Zool. Soc, 1845 (1846), p. 117. 



Mangelin uiuhiticostn Brazier, Proc. Linn. Soc. N.S.W., i., 187(5, p. 161. 



This identification of the "Chevert" shells is doubtful. 



Hnb. Queensland: — 11 fatlioms. Cape Yoik (Brazier). 



