352 SYNOPSIS. 



Sp. 15. T. lyra. The Piper. Head large, the snout divided 

 into twodentated processes; scapular spines extending half- 

 way down the pectorals, the latter reaching beyond the 

 ventrals ; lateral line smooth ; body tapering rapidly to 

 the tail ; colour brilliant red, belly white. Fin-rays, 

 D. 9—16 : P. 11—3 : V. 1 + 5 : A. 16 : C. U.—Linn., 

 Cwv. & Val., iv. p. 55 ; Don. Brit. Fish., pi. 118. 



Sp. 16. T. gurnardm. Grey Gurnard. Pectoral and ventral 

 fins of equal length, not reaching to the first ray of the 

 anal ; lateral line crenated ; first three rays of the first 

 dorsal granulated ; colour, grey above, clouded with brown 

 and spotted with black and yellowish white, silvery be- 

 neath. Fin-rays, D. 8—20 : P. 10—3 : V. 1-1- 5 : A. 20 : 

 C. 11. — Limn., Cuv. & Val., iv. p. 45 ; Yarr. Brit. Fish., 

 i. 53. Grey Gurnard, Perm. Brit. Zool., iii. p. 371, pi. 65 ; 

 Don. Brit. Fish,, pi. 30. 



Sp. 17. T. Blochii. Bloch's Gurnard. First dorsal fin with 

 a black spot ; lateral line and ridge of the back serrated ; 

 the three first rays of the first dorsal without granulations. 

 Fin-rays, D. 8—19 : P. 11—3 : V. H-5 : A. 17 : C. 11. 

 — Tar^'. Brit. Fish., i. 5Q. T. cuculus, Bloch., Cwo. ^ 

 Vol., iv., p. 67. Red Gurnard, Penn. Brit. Zool., iii. 

 p. 278, pi. 57. 



Sp. 18. T. lucerna. Shining Gurnard. First dorsal with 

 the second ray very much elongated; lateral line com- 

 posed of a series of semicircular plates radiated on their 

 free border ; snout dentated ; coloiu* rose-red, under parts 

 dirty white, pectorals deep blue. Fin-rays, D. 9 — 18 : 

 P. 10—3 : V. 6 : A. 17 : C. U.—Cuv. & Val, iv. p. 72 ; 

 Pamell, in Mag. Zool. a/nd Bat., vol. i. p. 526 ; Yarr. 

 Brit. Fish., i. 63. 



Gen. IX. pERiSTEDiON. Body covered with large hexagonal 

 scales, forming longitudinal ridges ; snout divided into two 

 points ; mouth without teeth. 



Sp. 1 9. P. malarmat. Mailed Gurnard. Body octagonal ; 

 first dorsal with seven rays, five or six of them ending in 

 long filaments ; nasal bone very long ; tail lunate ; colour 



