31 



a little below the base of the anterior part of the dorsal. The fascias 

 upon the sides extend on the dorsal, where they take an oblique direc- 

 tion backward. They are most pronounced at the base of the dorsal, 

 forming a series of squares at the point of its junction with the body. 

 The caudal has five or six irregular vertical lines. The anal is pale at 

 its base, the tips of the rays dark brown, pectorals and ventrals dusky. 



Measurements. 



Extreme length, m .062..._ 1.00 



Body : Greatest height 16 



Head: Length 20 



Greatest width .- 14 



Length of snout 04 



Width of interorhital area , 02 



Eye : Diameter 04 



Dorsal (spinous) : Distance from snout 22 



Length of base 31 



Greatest height 08 



(soft) : Length of base 30 



Greatest height 31 



Anal: Distance from snout .42 



Height at first ray 11 



Height at last ray 05 



Pectoral: Distance from snout at axilla.* 11 



Length 20 



Ventral : Distance from snout 11 



Length 11 



TKIGLIim 



DACTYLOPTEEUS VOLITANS, (Linne) Cuv. 



Pirapebe or Miivipira, Marcgrave, Hist. &c. Brasil, 1648, 162. 



Trigla volitans, Lixne, Syst. Nat. ed. 10, 1, 1758, 302 ; ed. 12, 1, 1766, 498.— Gmelin, 

 Linue, Syst. Nat. 1, 1788, 1346— Bloch, Ichth. x, 1797, 93, taf. cccli.— Schnei- 

 der, Bloch, Syst. Ichth. 1801, L2.— Shaw, Geu. Zool. iv, 622, pi. xci. 



Dactyloplerm volitans, Cuv. & Val., Hist. Nat. Poiss. iv, 1829, 117. — DeKay, New York 

 Fauna, Fish. 1842, 49, pi. xvii, f. 46.— Mtjller & Troschel, Schomburgk, 

 Hist. Barbados, 1848, 667.— Guichenot, Explor. Scient. Alg6rie, Eept. & 

 Poiss. 1850, 41.— Castelxau, Anim. Nouv. &c. Amerique du Sud, Poiss. 

 • 1855, 26.— Poey, Mem. ii, 1861, 367; Rep. Fis.-Nat. Cuba, ii, 1868, 304.— Gill, 

 Cat. Fish. E. Coast N. Am. 1861, 43 ; Baird's Rep. on Sea Fisheries of Southern 

 New England, 1873, 799.— Gunther, Cat. Fish. Brit. Mus. ii, 1861, 222.— 

 Baird, Rep. on Sea Fisheries of Southern New England, 1873, 824. 



Mortielago, Parra, Descr. Dif. Piez. Hist. Nat. Cuba, 1787, 25, lam. xiv. 



