169 



interior with shelly plate half covering the perforation. 

 Long., 4 mill.; lat., 275 mill.; alt., 5 mill. Habt., off Old 

 Station, Brown's Eiver Road, 7 fms., and Bruny Island. I 

 dedicate this species to Mr. Charles Harrisson, one of my 

 fellow- workers. 

 No. 12. — Akera Tasmanica. 



Shell minute, thin, ovate, cylindrical, ventricose ; whorls 

 distinct ; channelled at sutures ; brown, with two white bands 

 on body ; whorl aj^erture elongate, pyriform, rounded in 

 front ; columella excavated. Long., 2 mill.; lat., 1 mill. 

 Habt., off Old Station, Brown's River Road, 7 fms., and 

 Bruny Island. 



No. 13.— FissuEELLA Crucis. 



Shell oval, raised and cancellated ; white or yellowish ; two 

 red lines on back forming a cross ; aperture oval. Long., 

 9 mill.; lat., 5 mill.; alt., 2 mill. Habt., Kelso Bay, Tamar 

 River, 17 fms. 



No. 14. — New Genus, Legrandia. 



Shell emarginulaform, but with an internal plate like 

 Crypta. 

 Legrandia Tasmanica. 



Shell oval, radiately ribbed ; front edge fissured ; interior 

 with a shelly plate extending one-fourth the length of the 

 shell. Long., 5 mill.; lat., 3 mill.; alt., '75 mill. Habt., 

 Kelso Bay, Tamar River, 17 fms. I dedicate this genus to 

 our veteran collector, Mr. W. Legrand. 



No. 15. — Alexia Harrissoni. 



Shell oblong, ovate, imperforate, smooth, covered with a 

 greenish-brown coloured e^^idermis ; spire acuminate ; 

 whorls 6 ; aperture narrowly ovate ; inner lip three plaits ; 

 outer lip one plait, and slightly reflected ; aperture as long 

 as spire. Long., 10 mill.; alt., 4 mill.; apert., 4 mill. 

 Habt., boulder beaches near mouth of freshwater creeks on 

 banks of Derwent River, This species was first found by 

 Mr. Charles Harrisson ; I have much pleasure in dedicating 

 it to him. 

 No. 16, — RissoA (Letia) Flamia. 



Shell minute, turbinately conoid, subumbilicate, white, 

 with red diagonal flames ; whorls 5, rounded, smooth ; 

 sutures deep ; aperture rounded ; outer lip acute. Long., 

 2 mill.; lat., 1 mill. Habt., Blackman's Bay, 7 fms. 



I dredged a specimen of Crosse Concinna Angus in 17 

 fms., off Kelso, Tamar River. Until now, I believe this 

 species has only been found at Port Jackson, N.S.W., where 

 it is very rare. It is interesting to be able to add this rare 

 species to the fauna of our Island. 



