OSTREA. 273 



Malleus vulgaris. Lamarck Syst. des Anim. p. 133. 

 Avicula. Enc. Meth. t. 177. f. 12 and 13. 

 Bonanni Kirch. 2. f. 130. Lister Conch, t. 219. f. 54. 

 Rumphius, t. 47. f. H. Pettier Amb. t.20. f. 10. Gual- 

 ter, t. 96. f. D and E. Argenville, t. 19- f. A. Se6a, 

 iii. t. 91. f. 4 and 5, and t. 93. f. 1 and 2. A'^orr, iii. 

 t. 4. f, 1. Regenfuss, ii. t. 1. f. 7. Fa-janne, t. 42. f . A 1. 

 Variety. Sheh greyish white, 



Ostrea Malleus albus. Chemnitz, xi. p. 257. t. 206. f. 2029 

 and 2030. 

 Inhabits the coasts of Amboyna. Rumphius. Tranquebar. 

 Chemnitz. China, Pulo Condore, and the Philippine Is- 

 lauds. Humphreys. 

 This strange shell is formed somewhat like the letter T, about 

 five or six inches long, and one or one and a half inches 

 broad ; the two linear lobes placed transversely on each side 

 of the hinge together measure four or five inches ; the colour 

 is generally dark grey or blackish, and the inside very glossy, 

 aud tinged with blue ; the white variety is very rare, "and is 

 stated ui the Portland Catalogue, lot 3832, to have been 

 brought by Captain Cook from the Coral Reef, off Endea- 

 vour River, on the coast of New Holland. 



regula. -58. Shell oblong-linear, distorted, very 

 coarse and brittle, rounded at the hinge, and 

 truncated at the opposite margin. 

 Ostrea regula. Forskael Descrip. Anim. p. 124. Chem- 



rate, viii. p. 15. t. 70. f. 657. 

 Ostrea Vulsella. Gmelin, p. 3333. 

 Ostrea, No. 97- Schroeter Einl iii. p. 366. 

 Avicula. Enc. Meth. t. 177- f. 15. 

 Inhabits the Red Sea. Forskael. 



Shell about three or four inches long, and an inch broad, aud in 

 shape and distorted growth a good deal resembles O. mal- 

 leus, when deprived of its linear lobes; the outside is lawn) 

 or pale chestnut, and the inside blue. In the Encvclopedie 

 Methodique this shell is figured as an Avicula, and' the Lin- 

 naean Mya Vulsella among the Ostreae. 



figurata. 59. Shell oblong-linear, slightly beaked 

 on one side towards the hinge, and much in- 

 curved on the other. 



Ostrea figurata. Chemnitz, viii. p. 17. t. 70. f. 60S. and t 

 71. f. 659. 



YOL. I. T 



