398 XOTIDANTTO:. 



(I. Youns : stuffcfl. From Mr. Yarroll's Collection. — Spotted wit li 



black. 

 e. Jaws of spec. a. 



fi. Gill-openings seven : Ileptanclius. 



2. Notidanus cinereus. 



Perlon, Brouss. Ae. Sc. 1780, p. GGS ; Lacep. i. p. 220. 



Squalus cinereus, Gin. L. i. p. 1497; 2il. Sc/ui. p. I'-V.i; liisso, lehfli. 



Nice, p. 24. 

 Monopterhinus cincrous, Blainv. Faun. Fr. p. 80. 

 Notidanus cinereus, Ciiv. Regne Anim. ; lioiiap. Faun. Ital. Peso. 

 Heptanclms cinereus, (liajin.) Miill. c^ Ilenlc, p. 81, tab. 35. fig. :} 



(teeth) ; Dumeril, Elasmobr. p. 432. 

 lieptancus angio, Costa, Faun. Xap. Chondrott. p. 5, tav. 13, and 



tav. 14. fig. 3. 



Snout produced aud pointed ; cleft of the mouth nearly as long as 

 broad. Anal fin as long as, but lower than the dorsal ; two-thirds 

 of the dorsal arc in advance of the anal. No single median pointed 

 tooth in the upper jaw ; the lower median tooth with a strong ccJi- 

 tral cusp. The first cusp of the lower teeth is much longer than the 

 others, and has one or two additional small cusps at its base. 



Mediterranean and Atlantic. 



a. Fine half-grown female. I^ice. From Dr. Deakin's Collection. 

 h-c. Half-grown fenude and several fcctus. Madeira. rresoiitod 



by J. y. Johnson, Esq. 

 il. Adult male: stuffed, 7 feet long. From the Antarctic Ex])c- 



dition. 

 e. Head : dried, ^fadoira. From the Collection of the Zoological 



Society. 



3. Notidanus platycephalus. 



Squalus platycephalus, Tenon;, Meni. Accnd. Pont. i. 1800, pp. 241. 



258. 

 Ileptanclius platvciiphalus, Costa, Faun. Xap. Choixlrof/. \). 12, 



tav. 14. 



Snout short and obtuse. No single median ])ointed tooth in jlu' 

 upper jaw ; the lower median tooth with a central cus]i. The first 

 cusp of the lower teeth is much longer than tlie others, and has not 

 any additional cusps at its base. {Cnsfa.) 



Mediterranean. 



4. Notidanus indicus. 



Motidanus indicus, Cuv. Prt/nc An int. ; At/nss. Poiss. Foss. iii.pp. 02. 



217, tab. E. fig. 1 (troth). 

 Ileptanchus indicus, Midi, k Jlenle, p. 82, pi. .''.2 (teeth not j^ood) ; 



iSchleg. Faun. Japan. Poiss. p. 303 ; Dumeril, Elasmohr. p. 4;'i 4 : 



Mardonald i)- Barron, I'roe. Zoo/. Sac. b'^CiS, p. .'!71, pi. 3.'). 

 Notorhvuchus niacuiatus, Ai/rrs, Proc. Calif. Ae. Nat. Se. i. j). 72: 



Gill,'Proe. Ae. Nat. Se. Philad. 18('.2, p. 40."). and 18(54, ]). 140. 



