230 MR, G. F. ANGAS ON AUSTRALIAN MOLLUSCA. [Feb. 14, 



Fam. Proctonotid^. 



292. * Janus sanguineus, Angas, Journ. de Conch. 1864, p. 63, 

 pi. 6. f. 5. 



Fam. M01.1THDM. 



293. *iEoLis FOULisi, Angas, ib. p. 64, pi. 6. f. 3. 



294. *^oLis MACLEAYi, Angas, ib. p. 65, pi. 6. f. 4. 



295. *Flabellina ianthina, Angas, ib. p. 66, pi. 6. f. 6. 



296. *Flabellina ornata, Angas, ib. p. 67, pi. 6. f. 7. 



297. *Flabellina newcombi, Angas, ib. p, 68, pi. 6. f. 8. 



Fam. Elysiid^. 



298. *Elysia coodgeensis, Angas, ib. p. 69, pi. 6. f. 9. 



Fam. Glaucin^. 



299. Glaucus, sp. ? 



Dark blue. Washed ashore on the outer beaches, along with 

 Felellce, on which it feeds. 



Subclass HETEROPODA. 

 Fam. Ianthinid^. 



300. Ianthina violacea. 



Helix violacea, Bolten, Virg. p. 93. n. 953 (1798). 

 Ianthina casta, Reeve, Conch. Icon. pi. 1. f. 4. 

 /. depressa. Reeve, Conch. Icon. pi. .3. f. 14. 

 Pelagic. Washed ashore on the outer beaches. Deep violet below 

 the periphery. Height 1 inch. 



301. Ianthina ianthina. 



Helix ianthina, Linn. 



Ianthina fragilis. Lam. 



J. communis, Lam. 



J. hicolor, Menke. 



I. jjenicephala, Peron. 



I. striulata, Carp. 



Pelagic. Washed ashore at INIanly Beach, Bondi, and Kiama. 

 Deep violet below, with a white band round the columella. Height 

 8 lines. 



This and the foregoing species seem to be worldwide in the 

 warmer regions of the three great oceans. 



302. Ianthina decollata. 



Ianthina decollata. Carp. Cat. Reigen Coll. in Brit. Mus. p. 187. 

 Pelagic. An elegant species, with globular whorls and a produced 



