FISHES. 
357 
without scales ; pre-operculi dentated ; operculi spinous ; second 
dorsal fin same length as the first. 
Genus 72. — CENTPtOPOMUS.— Lacepede. 
Generic Character. — Snout smooth; with numerous and thick 
set teeth ; pre-operculi dentated ; operculi destitute of spines, or 
having the points flattened ; the suborbitary bone generally den¬ 
tated. 
Genus 72_E NO PL OS US.— Lacepede. 
Generic Character .—Pre-operculi dentated and spinous to¬ 
wards the base; suborbitaries dentated ; teeth small and flexible; 
body and tail greatly compressed; dorsal fins prolonged verti¬ 
cally and high. 
Genus 74.—PROCHILUS.— Cuvier. 
Generic Character. — Head short, smooth, with numerous and 
thick set teeth ; pre-operculi without dentations ; body oblong, 
with rather large scales. 
Genus 75.—SANDRUS.— Cuvier. 
Generic Character .—Head scaleless; jaws with acute and 
distant teeth ; pre-operculi dentated; operculi spineless. 
Genus 76.—TERAPON. — Cuvier. 
Generic Character .—Head oblong; snout blunt, with small 
scales; mouth small; each jaw with a row of close set teeth, 
behind which are small and thick set ones; pre-operculi dentated; 
branchial membrane with six rays ; operculi spinous ; body ob¬ 
long, with the shoulder bone strongly dentated. 
Genus 77.—APOGON— Lacepede. 
Generic Character. — Crown of the head much produced ; 
teeth thick set and numerous; pre-operculi dentated ; no cirri 
under the lower jaw; body with large scales, which are but 
slightly adherent to the skin ; two dorsal fins. 
Genus 78.—CINGLA.— Cuvier. 
Generic Character. — Snout projecting, scaly; body with rough 
scales ; teeth numerous, thick set; operculi spinous; pre-oper¬ 
culi dentated ; with two nearly equal dorsal fins. 
