BIOLOGY OF SNOWY RIVER AREA 165 



Observations. — A small slug-like animal with its organs drawn 

 into a dorsal hump as in the snails but without a shell. Living 

 specimens pale grey, with two short darker lines on either side 

 of the posterior end of the foot, and on the dorsal surface of the 

 shield a few bright violet spots. 

 Locality.—:] specimens (F 1891) Wombargo Creek (4,000ft.)- 

 These slugs were collected on the wet southern slopes of the 

 hillside to the North of Wombargo Creek. It carries open Wolly- 

 butt jungle. 



I ntkoim rcED Land Mollusca 



Family LIMACIDAE 



Genus MILAN Gray, 1855. 



Milax gagates (Draparnaud). 



1801. Limns gagates Draparnaud, Tabl. Moll. Prance, p. 100. 



1930. Milax gagates (Draparnaud) Gabriel P.R.S. Vic. XLIII, Pt, 1 (N.S.) 



p. 87. 



A very variable slug; black, slate grey, dark vvtl, brown or yel- 

 lowish, with dusky markings, pale underneath, acutely keeled 

 from mantle to tail. Shell internal, a small calcareous plate. 



Locality. — 2 specimens (F 1895) Snowy River (Deddick Cross- 

 ing). 



Milax sowerbu Ferussac. 



1774. Limax marginatus Mueller, Verm Hist. 11 p, 10. 

 1823. Limax sowerbii nobis Ferrusac, Hist. Nat. Moll., 11 p. 95:"), pi. VIII, f. 

 5 and <>. 



Type Locality— London, England. 



A slim creamy yellow slug; white beneath; the mantle with a 

 deep brown horse-shoe shaped line; also a pair of dark lines run- 

 ning from the mantle to tail. Shell a small calcareous plate. 



Locality. — 20 specimens (F 1896) Snowy River (Campbell's 

 Nob). These slugs are vvvy common in 1 he whole of the (Jelantipy 



area. 



Fresh Water RIollusca 



Gastropoda 



Family 1 LIMNAEIDAE 



(a) Genus LIMX/TCA. 

 (b) Genus [SIDORELLA. 



Lamellibranchiata 



Family 1 CYCLADIDAE 



Genus PISIDIUM 



