226 TRACHINID.^. 



Sj/nopsis of the Genera. 



Two dorsals. Scales Torj small 1. Uranoscopus. 



Two dorsals. Scales none 2. Agnus. 



One dorsal. Scales very small. Head ciiirassed with bony 



plates 3. Anema. 



One dorsal. Scales none 4. Katiieto.stoma. 



One dorsal. Scales small. Head covered with soft skin ... 5. Leptoscopus. 



1. UEANOSCOPUS*. 



Uranoscopus (i.) sp., Cui\ Rkyne Anim. ; Cuv. Sf Val. iii. p. 285. 



Head large, broad, partly covered with bony plates ; body some- 

 what cylindrical ; cleft of the mouth vertical ; eye on the upper side 

 of the head. Scales vciy small. Two dorsals, the first with three 

 to five spines ; ventrals jugular ; pectoral rays branched. Villiform 

 teeth in the jaws, on the vomer and the palatine bones, without 

 canines ; generally a filament below and before the tongue ; opercular 

 apparatus generally armed ; cavity of the gills with an opening 

 above the operculum as weU as posteriorly. Pseudobranchiae ; six 

 brancliiostegals. Air-bladder none ; pyloric appendages in moderate 

 number. 



East Indian Seas ; Poljmesia ; one species from the Mediterranean. 



1. Uranoscopus scaber. 



KaXXicow/xoy, Arist. ii. c. 15, ^aii. c. 13; JElian. xiii. c. 4; Athm. viii. 



f. 177. 

 OvpavoaKOTTos, Athen. vii. f. 142, viii. f. 177. 

 "hyvoi, Athen. viii. f. 177. 

 Callionjanus, Plin. xxxii. c. 7 & 11 ; Gesner, pp. 135, 158 ; WU- 



lughhij, p. 287._ 

 Uranoscopus, Plin. xxxii. c. 7 & 11 ; Galien. De tisii jfart. iii. c. 3 ; 



BoncM. X. c. 13; Salv. f. 19G&, 197 ft, & 198; Aldrov. ii. c. 51; 



Gesner, pp. 135, 158 ; Wilhir/hbij, p. 287 ; Rmj, p. 97. 

 Trachiuus, sp. 2, Artedi, Genera, p. 42. 

 Urano.'^copus scaber, L. Syst. Nat. i. p. 434 ; Briinn. Pise, llass. n. 29 ; 



L. Gm. p. 1150 ; PL taf. 163 ; PL ScJm. p. 46 ; Lacep. ii. p. 349. 



pi. 11. f. 1; Risso,Ichth.N{ce, p. 106, smiEur.Merid. iii. p. 261; Dela 



Roche, Ann. Mus. xiii. p. 315; Martens, Reise nach Venedig, ii. p. 430; 



Cur. Sf VaL iii. p. 287 ; Richards. Ichth. Chin. p. 211 ; Nordm. in 



Demid. Voy. Russ. Merid. Poiss. p. 371 ; Cuv. Regne Anim. IlL Poiss. 



pi. 17. f. 1. 

 Callionymus araneus, Gronnr. Si/st. ed. Gray, p. 44. 

 Skeleton : Rosenth. Ichthyot. Taf. tab. 18. fig. 5. 



D. 4 1 3^. A. 13-14. Ctec. pylor. 11-12. Vert. 11/15 (10/13 Ctw.). 



Two dorsals. Scales very small. The length of the head is 3| in 

 the total ; the distance between the gUl-openings equals that between 

 the extremities of the occipital and turbinal bones. Humeral spine 



* Uranoscopus marmoratus, Cuv. Sf VaL iii. p. 304. — East Indies. 



