NATURAL HISTORY. 
passages at the depth of two or three feet from 
the surface. 
CALLIANASSA. SusrerrANEA. Malac, Podop. 
t. 32. Montagu first described this species, 
Lin. Trans. v. 11. p. 348, he found it ina sand 
bank in the estuary of Kingsbridge, It lives 
beneath the sand on the sea coast. 
ASTACUS. 1. Gammarus. Brit. Zool. 4, t. 10. 
f.21. (A. Marinus, of Latreille.) The Common 
Lobster. Yn the deep clear water amongst rocks, 
—they have the power of springing backwards 
to a great distance into their holes: they feed 
chiefly on dead animal maiter. 
2, A. Fiuviatipis, (Latr.) Brit. Zool, 4. 
t. 15. f.27. (A. Astacus.) The Craw Fish, 
Inhabits rivers, burrewing in the banks, 
CRANGON. Vuxeaaris. Malac. Podopth. t.38. 
B. Brit. Zool. 4. t, 15. f. 380. (Astacus 
Cranaon.) The Common Shrimp, On sandy 
shores,—it often ascends rivers. 
PROCESSA. Canaxuicunata. Mal. Podopth. 
t. 41. On the southern coast of Devon— 
Montagu. 
HIPPOLYTE. Vartans. Malac. Podopth. t.38. 
f. 6.—16. In pools amongst the rocks of our 
coast,—it varies much in color from red to green 
or blueish green, 
PALEMON. 1. Serratus. Malac. Podopth. 
t. 43. f. 1.—10. Brit. Zool. 4. t. 16. f. 28, 
(Asracus Serratus,) The Prawn. 
2, P. Seurmya, Malac. Podopth, t, 43. f, 
