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FISHES. 
ing; teeth pointed and serrated; body elongated; abdomen 
carinated ; anal fin very long; first dorsal fin opposite the anal 
one; branchial membrane provided with four rays. 
Genus 9.—TETRAGONOPTERUS. —Artedi. 
Generic Character —Mouth small, with two rows of serrated 
triangular teeth in the upper jaw; body compressed; back pro¬ 
duced; abdomen deep, but not carinated; anal fin long. 
Genus 10.—MYLETES.— Cuvier. 
Generic Character. —Mouth small, with two rows of inter¬ 
maxillary teeth, and one row in the under jaw with two remote 
teeth behind; all the teeth are short, triangular, and rounded on 
the edges, the upper surface hollowed; tongue and palate 
smooth. 
Genus 11. — HYDROCYNUS.- Cuvier. 
Generic Character. —Front of the snout formed by the inter¬ 
maxillary bones; maxillary bones, beginning near the eyes, or 
before them; both jaws furnished with conical teeth; tongue 
and vomer smooth; body compressed. 
Genus 12.—CITHARINUS.— Cuvier. 
Generic Character. — Mouth depressed, situated at the point 
of the snout; the intermaxillary bones forming the upper mar¬ 
gin ; the maxillary small, destitute of teeth ; tongue and palate 
smooth ; adipose fin scaly; the caudal fin nearly covered with 
scales. 
Genus 13.—S A UR US.— Cuvier. 
Generic Character. —Snout short ; mouth opening beyond the 
eyes ; intermaxillary bones forming the margin of the upper 
jaw ; both jaws provided with numerous pointed teeth, as well 
as the palate and tongue, but the vomer destitute of teeth ; 
branchial membrane having from nine to fifteen rays ; first dor¬ 
sal fin placed farther back than the line of the ventrals ; scales 
large. 
Genus 14.—SCOPELUS. — Cuvier. 
Generic Character. —Mouth and branchial orifices wide; jaws 
