Zoology.-] NATURAX HISTORY OF VICTORIA. [Po/woa. 



sides, nearly opposite the suboral pore, directed nearly horizontally outwards, 

 mandible pointed. 



Reference.— P. H. MacGillivray, Trans. Phil. Soc. Vict., 1859. 



QueensclifF, on mussel shell. 



Explanation of FienRES. 



Plate 36. — Fig. 8, natural Bize. Fig. 86, magnified. Fig. 8a, two cells, more highly mag- 

 nified. 



Plate 37, Fio. 1. 

 LEPRALIA CILIATA (Linn. sp.). 



Description. — Cells ovate, granular ; mouth straight below, with several, 

 usually 4, spines above ; a lunate or roundish pore in front of the cell below the 

 mouth, and a long slender vibraciilum on one side. Ovicell large, granular. 



Reference. — Busk, Brit. Mus. Cat., p. 73, t. Ixiiv., 1, 2; Ixxvii., 3, 4, 5. 



Port Fairy, Mr. Castwood ; Warruambool, Mr. H. Watts ; 

 Queenscliff. 



Explanation op Fioureb. 



Plate 37. — Fig. 1 , natural size. Fig. 16, magnified. Fig. la, small portion, more highly 

 magnified, showing two ovicells. 



Plate 37, Fia. 2. 

 LEPRALIA TRIFOLIUM (P. McG.). 



Description. — Cells distinct, irregular in shape, frequently oval, granular ; 

 mouth trifoliate, frequently with a spine on each side of the mouth close to the 

 angle and occasionally two others on the upper margin. Avicularia, when jiresent, 

 situated by the side of the mouth, mandible long, pointed. Ovicell of moderate 

 size, globular, granular. 



Reference. — P. H. MacGillivray, Trans. Roy. Soc. Vict., 1868. 



In young specimens the granulations of the surface are very 

 small, the cell wall very thin, and the cells can be seen to be 

 separated by raised lines. 



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