0.1324. ELASMOBRANCHIATE FISHES— JORDAN AND FOWLER. 637 



31. DALATIAS LICHA ( Bonnaterre). 

 YOROIZAME (ARMOR SHARK). 



SrjuaJens lirhac Bonnaterre, Encycl. Iclith., 1788, p. 12 (after La Lidio ou 

 Gatto, Eroussonet, Mem. Ac. Sci., 1788, p. 677; "Le Caj) Bn'toii," in south- 

 ern France). 



Scipnnorhimis licha Garman, Deep Sea Fishes, 1899, p. 31. 



Sq^laltls americmms Gmelin, Syst. Nat., 1788, p. 1503 (after Broussonet, "Cap 

 Breton" being assumed to be in Nova Scotia). 



Acanthorhinus amcrlcanus Blainville, Fauna Fran^aise, 1828, p. 63, pi. xv, fig. 2. 



Squahis nicieenm Risso, Ichth. Nice, 1810, jj. 43, pi. iv, fig. 6; Nice. 



Dalatim .yxiropjidgus Rafinesque, Caratteri di Alcuni Generi, 1810, p. 13; 

 Palermo (description very incorrect, but certainly referring to this species). 



Scymnu}^ Jidda CrviER, Regne Animal, 1st ed., 1817. — Dumeril Elasmobrauches, 

 1870, p. 452; Mediterranean. — Gunther, Cat. Fish, YIII, 1870, p. 426; Nice; 

 Madeira (and of writers generally). 



Dahdin.'i lichia Gray, Chondropt., 1851, p. 75. 



Snout rather projecting, anterior edge of mouth before front of eye; 

 teeth of upper jaw narrow, lanceolate, close-set; lower teeth triangu- 

 lar, margins somewhat convex and slightly serrate. Skin covered 

 with a shagreen of line, sharp, close-set spinous scales. First dorsal 

 inserted nearer pectorals, than ventrals by a distance equal to length 

 of pectoral; second dorsal a little before posterior end of base of ven- 

 trals; distance from second dorsal to beginning of caudal, 2i in distance 

 between dorsals. Color black. Length 650 mm. (25i inches). 



This incomplete description is from a stuffed specimen '^ in the 

 Imperial Museum in Tokyo, The specimen, l)oing hastily compared 

 with Midler and Henle's figure, showed no evid(Mit difference, though 

 its relations may appear on close examination. 



Mediterranean Sea and neighboring waters, and, as above recorded, 

 once taken in Japan. 



{licha, the meaning of the name unexplained.) 



30. SOMNIOSUS Le Sueur. 



Somniosus Le Sueur, Jour. Ac. Nat. Sci. I'hila., 1818, I, p. 222 {hrenphma= 



microceplialus). 

 Leiodon Wood, Proc. Bost. Soc. Nat. Hist., IT, 1847, j). 174 (,'rhin<ilitm = m!cro- 



ce])hahis). 

 Lsemcmjus Mullkr and Henle, Plagiostomen, 1838, ]>. 93 {ht,rralh = mirro- 



ceplinlns). 

 Bhino>ici/nm>(>< (\\Lh, Proc. Ac. Nat. Sci. Phila., 1864, p. 264 [rostra Im). 



Body thick and clumsy; mouth transverse, little arched, with a deep, 

 straight groove running backward from its angle; nostrils near the 

 extremity of the snout; jaw feeble; teeth in upper jaw small, narrow, 

 conical; lower teeth numerous, in two or more series, the point so 



«The name licha, of the same date as americanm, is nnich less inappropriate. 

 ''Ishikawa, Prel. Cat, p. 61, as Sri/ wnus lichia. 



