42 CONTKIIU'TIONS TO NORTH AMERICAN ICTHYOLOGY IV. 



mi space on cadi side of the rostrum. (Garman.) L. about 2 feet. 

 Atlantic coasts of the I'nited States; not very common. 



(nut, i ,;/lanli'i-i(i HIISI-. MSS; Lan-pi-dr. Hist. Nat. lies Poiss. ii, 103: Raid desmarestia 

 I.. ^uiMir. .Jouru. A'-. Nat. Si-i. iv. 100: Kaia clnniteiiay Lo Sueur, 1. c. 103: Garman, 1. 

 o. i: 



. Vii^lr at tip lit' .-mint iinirli produced, blunt; rows of teeth ;J-f. 



5*2. if. J;r\ is Mitehill. Hurndovr 



Anglos ( if the disk more acute than in any of the others; muzzle 

 miicli produced, somewhat shovel-shaped at tip. Spines of the body 

 very few and small. Some present above the eyes and spiracles, on the 

 snout, aloim the anterior border of the pectorals, and on the back; those 

 on the liaek very small. A median dorsal row of larger hooked spines 

 extending along the median li'ie of the posterior portion of the back 

 and the tail. Usually two lateral rows on the tail. Female rougher, as 

 u.Mial among rays. Color variable, brownish, with paler spots, which 

 are usually ringed with darker. The largest of our Atlantic species, 

 reaching a length of about four feet. Virginia northward ; not uncom- 

 mon. 



(Mitdiill. Amer. Monthly Ma-;. ii, :W7, 1817; Storer, Hist, Fish. Mass. 1867, 242 ; 



i .;ii man. I. 0. 1 -'<>. ) 



":f. K. uraiiiilata Cill. 



A remarkable species, with the back and ventral surface covered 

 witli minute sharp granular ossifications, obtained by Capt. Joseph W. 

 Collins on Le Have Hank. A species of the same type as R.lcevis, and 

 having '!<> to ;;i teeth on each side; the back granulated and slate 

 colored: the \entrals distinguished by reticulate markings, and the 

 claspers slender and scarcely expanded." (Gill.) 

 M>.: Q ..... le A Bean, Hull. Esses lust, xi, 187'J, 2f.) 



-. / 'tic (fie 



/SI. It. < o<|M'i i i;ir:ml. Hi;/ 



l>i>k liroad. its widest ]iart liehind the middle. Snout long, regularly 

 Ion- acuminate, but not very sharp at tip, the anterior outline of the 

 pectoral not much undulated, and little concave. Interorbital space 

 \ei\ liroad. almo.st Mat . slight ly depressed in the middle. Supraocuhir 

 rid-c scarcely elevated. I'lyes small, shorter than the spiracles. Spines 

 on liod\ small and few. 'I'wo oi' three small spines around the eye. One 

 or two near the centre of the hack. Otherwise none on median line of 

 back, in front of Imsr <>/' r, n/rnlx. \\here a series of spines begins, feeble 



