326 PLAGIOSTOMATA. 



Family VI— RHINID^. 



Spiracles large. Gill-openings wide, lateral, and partly concealed from above 

 by the pectoral fins. Body flat. Mouth anterior. Nostrils situated at the front 

 edge of the snout and with skinny valvular coverings. Pectoral fins large and 

 laterally expanded but not attached to the head. Dorsal fins spineless, situated 

 in the caudal region of the body : no anal. Males with claspers. 



Genus I — Rhina, Klein. 

 Squaiina, Duraeril. 



Definition as in the family. Spiracles a short distance behind the eyes. Teeth 

 conical, and placed at some distance asunder. 



The angcl-fisli of our coasts, although evidently one of the shark family, in 

 form more nearly approaches the rays and skates. 



Geographical distribution. — Throughout the temperate and tropical seas. 



1. Ehina squatina, Plate CLXIII. 



PivT], Arist. Hist. An. ii, c. 15, v, c. 10, 11, ix, c. 37. 



Squatina, Belon. p. 78 ; Rondel, p. 367 ; Gesner, De Aquat. p. 899 ; Salvian. 

 p. 152, f. 53 ; Aldrov. iii, p. 472 ; Jonston, p. 39, t. xi, f . 7 ; Willughby, p. 79, 

 t. D3 ; Ray, p. 26 ; Rutty, i, p. 349. Squalus, sp. Artedi, Gen. p. 6T, no. 6, 

 Synon. p. 95, no. 6; Gronov. Zooph. no. 151, p. 34. L'Jiina, Klein, Pise. Miss, iii, 

 p. 14, s]). 1, t. ii, f. 5, 6. Angel fish (Squalus Bondeletii) , Borlase, Cornwall, 

 p. 265, t. sxvi, f. 5 ; Pennant, Brit. Zool. (Ed. 1776) iii, p. 98, pi. xii, and Angel 

 sharli (Ed. 1812) iii, p. 130, pi. xv. Squatine, Duhamel, Pech. ix, iii, p. 291, 

 pi. xiv, f. 1-4. 



Sqnahis squatina, Linn, i, p. 398 ; Briinn. Ich. Mass. p. 5 ; Gmel. Linn. p. 1503 ; 

 Bloch, Ich. p. 811, .t. cxvi ; Bonnaterrc, Enc. Ich. p. 12, pi. v, f. 14; Lacep. i, 

 p. 293, pi. xii; f. 1 ; Bl. Schn. p. 137 ; Donovan, Brit. Fish, i, pi. xvii ; Turton, 

 Brit. Fauna, p. 114 ; Shaw, Nat. Misc. xxi, pi. 906. 



Squatina ZcEOTsand aculeata, Ouv. Regno Anim. ; Lesueur, J. A. Sc. Phil, i, t. 1, 



Squatina vulgaris, Risso, Ich. Nice, p. 45; Flem. p. 169; Miill. and Henle, 



p. 99, pi. XXXV, f. 4 (snout) ; Kroyer, Danm. Fisk. iii, p. 935 ; Gray, Cat. Chond. 



p. 79 ; Schlegel, Fauna Japon. Pise. p. 305, pi. cxxxvi ; White, Catal. p. 133 ; 



Shaw, Gen. Zool. t. civ. 



Squatina angelas, Dumeril, Zool. An. p. 102 ; Blainv. p. 63, pi. xiii, f. 1, 2 ; 

 Risso, Eur. Merid. iii, p. 139 ; Jenyns, Manual, p. 507 ; Bonap. Faun, d'ltal. 

 Peso, iii, p. 147, t. f . 1 ; Yarrell, Brit. Pishes (ed. 1) ii, p. 407, c. fig. (ed. 2) ii, 

 p. 539 (ed. 3) ii, p. 536; Templeton, M. N. H. 1837 (2) i, p. 417; Parnell, Wern. 

 Mem. vii, p. 421 ; Thompson, N. H. Ireland, iv, p. 255 ; Gronov. ed Gi'ay, p. 14 ; 

 Sclilegcl, Dieren Neder. p. 195, pi. xix, f. 1 ; Canestrini, Fauna Ital. Pesc. p. 51 ; 

 Moreau, Poiss. de la France, i, p. 369, f. 66. 

 Squatina europea, Swainson, Fish, ii, p. 321. 

 Squatina Icevis, Couch, Linn. Trans, xiv, j). 90. 



Squatina dumeriUi, Lesueur, J. A. N. Sc. Phil, i, p. 225, pi. x ; De Kay, New 

 York Fauna, Fish. p. 363, pi. Ixii, fig. 203 ; Leidy, J. A. N. S. Phil. 1847, p. 247. 

 Squatina fivihriata, Miill. and Henle, pjD. 101, 192, pi. xxxv (snout). 

 Squatina oculata, Bonap. 1. c. 



Squatina japonica, Bleoker, Act. Soc. Sc. Ind. Neerl. iii, Japan, iv, p. 40. 

 Rhina squatina, Raf. Ind. p. 45 ; Dumeril, Ich. i, p. 464, pi. \, f. 5 (scales) ; 

 Giinther, Catal. viii, p. 430 ; Winther, Ich. Dan. Mar. p. 69 ; Giglioli, Cat. Pesc. 

 Ital. p. 53. 



lihina aculeata, Dumeril, 1. c. p. 465, pi. v, f. 7 (scales). 



Ehina cali/ornica, Ayres, Proc. Calif. Ac. Nat. Sc. PhU. 1859, p. 29, 1860, f. 7. 



