252 Proceedings of the Royal Society of Victoria. 



Hab. — Common Port Phillip and ^Yestern Port. Portland 

 (Maplestone), Kilounda, and Anderson's Inlet (W. H. Ferguson). 



Obs. — The hirsute character of this shell readily distinguishes 

 it from our other species of Modiola. 



MoDiOLA ARBORESCENS, Chemnitz. 



1795. Mytilus arborescens, Chemnitz. Conch. Cab., vol, 



xi., p. 251, pi. 198, f. 2016, 2017. 

 1819. Modiola picta, Lamarck. Anim. S. Vert., vol. vi., 



pt. 1, p. 112, No. 8. 

 1 1822. Modiola picta, Sowerby. Genera, vol. ii., pi. 99, 



f. 1. 

 1825. Mytilus arborescens. Wood. Index. Test., p. 57, 



pi. 16, f. 13. 



1838. Modiola picta, Lamarck, Anim. S. Vert (2nd ed. 



Desh.), vol. vii., p. 21, N. 8. 



1839. Modiola picta, Lamarck. Id. (3rd. ed. Deshayes 



and Edwards), a'oI. iii., p. 12, No. 8. 

 1843. Modiola arborescens, Hanley. Cat; Rec. Biv. 



Shells, p. 237. 

 1855. Modiola arborescens, Hanley. Index Test. (2nd 



ed.), p. 67, sp. 13, pi. 12, f. 13. 

 1857. Modiola arborescens. Reeve. Conch. Icon., vol. 



X., pi. 6, f .30. 

 1857. Perna arborescens, H. and A. Adams. Genera 



Rec. Moll, vol. ii., p. 516. 

 1878. Modiola arborescens, T. Woods. P.R.S. Tas., p. 



55. 

 1862. Modiola arborescens, Chenu. Man. de. Conch., 



vol. ii., p. 154, f. 757. 

 1887. Modiola arborescens, Clessin. Conch. Cab. (ed. 



Kuster), p. 100, pi. 29, f. 10. 

 1891. Modiola arborescens, Tate. T.R.S. S.A., vol. xiv., 



p. 268. 

 1893. Modiola arborescens, Brazier. P.L.S. N.S.W. (2nd 



ser.), vol. viii., pt. 3, pp. 434, 435. 

 1902. Modiola arborescens, Hedley. Mem. Austr. Mus., 



vol. iv., pt. 5, p. 311. 

 Hab. — Dredged 6 to 8 fathoms off Rhyll, Western Port. 



