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ACANTHOPTERYGII.—MUGILIDÆ.

liarities in the development of the bones of the head and face. The former is the most familiar species on the south and east coasts of England, the latter on the shores of Scotland and the north

GREY MULLET.

of Ireland. At certain seasons, however, as in the months of September and October, Dr. Parnell has observed M. chelo in great abundance on the Devonshire coast. Both are common in the Baltic and Mediterranean Seas.

The Common English Mullet attains a length of eighteen or twenty inches, of which the head is nearly one fourth. The colour of the body is bluish-grey on the upper part, silvery white on the sides, marked with longitudinal dusky lines; pure white on the belly; the membranes of the fins are pellucid-white. The caudal fin is both long and wide.

The habits of this interesting fish have been minutely described by Mr. Couch, and we shall take the liberty of quoting them at length from Mr. Yarrell’s excellent “History of British Fishes.”