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FISHES. 
Gastrobranchns ccecus. —The Glutinous Hag. 
Plate LXXIV. fig. 2. 
Body silvery iridescent-white, with reddish reflections towards 
the head and tail; furnished with a double row of lateral pores. 
Six inches long. Inhabits the European seas. 
ORDER II.—SELACHII. 
Branchiae toothed, the openings numerous, without lids or 
membranes; palatine and postmandulary bones provided with 
teeth, instead of jaws. 
TRIBE I.-SQUALIDES. 
Genus 1. — SCYLLIUM.— Cuvier. 
Generic Character. —Snout abbreviated and obtuse; nostrils 
situated near the mouth, placed in the furrow; provided with 
spiracles ; teeth notched ; dorsal fins placed far back; branchial 
openings partly above the pectoral fins; caudal fin truncated at 
the point. 
Scyllium catulus — The Spotted Shark, or Dog-Fish. 
Plate LXXIV. fig. 3. 
Body ash-coloured, streaked with red in some parts, and with 
large brown spots ; ventral fins united. Two feet long. Inha¬ 
bits the European seas. 
Genus 2. — CARACHARIAS.— Cuvier. 
Generic Character. — Snout produced, conical, and depressed ; 
nostrils below the centre; teeth formed in many rows, edged, 
pointed, and frequently with denticulated margins; divested of 
spiracles; first dorsal fin anterior to the ventrals, the second 
nearly opposite the anal fin; last branchial opening above the 
pectoral fins. 
Caracharias vulgaris — The White Shark. 
Plate LXXIV. fig. 4. 
Dark ash-colour above, and paler below; tail trilobed. Thirty 
feet long. Inhabits all seas. 
