Sub-Class PULMONATA. 

 Order BASOMMATOPHORA. 

 Sub-order Hydrophila. 

 Family LIMN^IDtE. 

 Sub-Family Limn^ix.e. 



10 LiMN^A Lessoni, Deshayes, Magasin de ZooL, 1830, p. 16, f. 



1-2 ; Lesson, Voy. " Ck)quille," pi. xv., £. 1. South Creek ; 

 Parramatta. 



11 L. Brazieri, Smith, J.L.S., Vol. xvi., p. 274, pi. v., f. 15- 



Glebe Point on a fiat rock with clear water running over 

 them, (Brazier). 



12 Physa Lessoni, Smith, J.L.S., Vol. xvi., p. 277, pi, v., I 21- 



22. South Creek. 



13 P. GIBBOSA, Gould ; Sow., Conch. Icon., Vol. xix., pi. iv., I 27; 



Smith, I.C., p. 278, pi. vi., f. 3-6, var. Adamsiana, Canefri. 

 Waterloo Swamps. 

 U P. DisPAR, Sowerby, Conch. Icon., Vol. xix., pi. viii., f. 66 a-b. 

 Sydney, (Sowerby). 



15 P. BULLATA, Sowerby, Conch. Icon., Vol. xix., pi. xii., f. 97. 



Botanical Gardens, (Brazier.) 



Sub-Family Plaxorbix^. 



16 Segmentina Australiensis, Smith, I.e., p. 296, pi. vii., f. 7-10. 



Common in Shea's Creek at the back of Forsyth's Rope 

 Works, Bourke Street. 



Sub-Family Axcylin^. 



17 Ancylus Australicus, Tate, Trans. Roy. Soc, S. Australia, 



Vol. III., 1880, p. 102, pi. iv., f. 4 a-b ; Smith, I.e., p. 29*, 

 pi. vii., f. 36-37. South Creek, (Brazier). 



18 A. Smithii, Cox, P.L.S., N.S.W., part iii., 1889. On VaUis- 



neria, Port Hacking. 



POLYZOA (Freshwater). 

 Ctenostomata. 



Family VICTORELLID^. 

 1 Victorella pavida, I Saville Kent, Quart. J 



rO, p. 34 ; Hincks, Brit. Marine 



Polyzoa, p. 559, pi. Ixxix., f. 4-7 ; Bousfield, Ai 

 N.H., Vol. XVI., Ser. 5, p. 401, pi. xii., f. 1-? ' 

 water on a species of Nitella in compan 

 dwelling rotifer GEcistes sp., Cook's River. 



