of new south wales. 101 



50. — Cythara vittata. 



Mangelia vittata, Hinds. Proc. Zool. Soc, 1845, p. 45. 



,, ,, Reeve. Conch. Icon., pi. 7, sp. 53. 



Bab. Warrior Island, Torres Straits. 



51. — Cythara Marginelloides. 



Mangelia Marginelloides, Reeve. Proc. Zool. Soc, 1846, p. GO. 

 ,, ,, ,, Conch. Icon., pi. 1, sp. 



6a, 6b. 



Hub. Hall Sound, New Guinea ; found on fine sandy mud flats 

 at low water. 



52. — Cythara bicolor. 



Mangelia bicolor, Reeve. Proc. Zool. Soc, 1849, p. 62. 



., ,. ,, Conch. Icon., pi. 5, sp. 31. 



Hab. Darnley Island, Torres Straits. One specimen, slightly 

 sea worn, obtained at 20 fathoms. 



53. — Mangelia contracta. 



Pleurotoma contracta, Reeve. Proc. Zool. Soc, 1843, p. 185. 

 „ „ „ Conch. Icon., pi. 14, sp. )16. 



Hab. Cape York, North Australia, 1 1 fathoms, sandy mud 

 bottom ; Darnley Island, Torres Straits, 20 fathoms, bottom fine 

 white sand ; Katow, South Coast of New Guinea, 4 to 7 fathoms; 

 mud bottom. 



54. — Mangelia gracilenta. 



Pleurotoma gracilenta, Reeve. Pro. Zool. Soc, 1843, p. 184. 

 „ ,, ,, Conch. Icon., pi. 14, sp. 114. 



Hah. Darnley Island, Torres Straits, 20 fathoms ; found with 

 Mangelia contracta. 



55. — Mangelia unbaticosta. 



Pleurotoma undaticosta, Reeve. Proc. Zool. Soc, 1845, p. 117 

 ,, ,, „ Conch. Icon., pi. 31, sp. 284. 



