PLATE 64 
THE 
NATURAL HISTORY 
OF 
BRITISH FISHES. 
PLATE I. 
TRIGLA HIRUNDO. 
SAPPHARINE GURI^fARJ?. 
* THORACICI. 
GENERIC CHARACTER. 
Head large, mailed, with: rough lines. Eyes large, round, placed 
vertically. Mouth large. Palate and jaws armed with sharp teeth. 
Nostrils double. Gill-cover, a single piece, radiated and spined. 
Seven rays in the gill-membrane. Body wedge-shaped, and covered 
with small scales. Back straight, with a longitudinal groove serrated 
on the margins. Lateral line nearer the back, and straight. Abdo- 
men thick. Ventral and pectoral fins large, with articulated appen- 
dages before them. 
A 2 
