268 BULLETIN 10 0, UNITED STATES NATIONAL MUSEUM 



rows below, upper lanceolate and narrowly pointed, lower wider and 

 sectorial, with wide serrated triangular sectorial cusps ; nostrils little 

 nearer snout end than eye, valve obtuse point on inner edge, inter- 

 narial 6V3 to 71/2 in head; interorbital 3 to 3%, broadly depressed 

 or slightly concave medially. Gill openings small, last 2 closer to- 

 gether, before pectoral base. 



Scales minute, as simple denticles, bicarinate, with keels joined at 

 apex of denticles or sometimes each scale with single keel. 



First dorsal origin close behind depressed pectoral tip, length ly^ 

 to 1% in head; second dorsal origin opposite last fifth in ventral 

 base, fin length 1% to 1% in head; caudal length 3 in rest of body, 

 front subcaudal edge 21/5 to 21^4 in caudal length; least depth of 

 caudal peduncle 5 to 6i/^ in head; pectoral 1% to 1%, width 21/8 to 

 214 in its length; ventral length 1 to 1% in head. 



Nearly uniform cinnamon-brown, fins all slightly darker. Iris 

 slate or grayish. 



Japan. Also in the Atlantic and Mediterranean. 



A.N.S.P. Nos. 478, 479. Italy. C. L. Bonaparte. (No. 240.) Dr. T. B. Wilson. 



DALATIAS PHILLIPPSI (Whitley) 



Scymnorhimis philUppsi Whitley, Australian Zoologist, vol. 6, p. 310, 1931 



(on McCuUoch). 

 Scymnus lichia (not Bonnaterre) Paeker, Trans. New Zealand Inst., vol. 15, p. 



223, pis. 31-32, 1883. 

 Scymnorhimis licha Waite, Trans. New Zealand Inst., vol. 46, 1913, p. 128, pi. 4, 



fig. 1, 1914. — McC-ULLOCH, Biol. Res. Endeavour, vol. 2, pt. 3, 1914, p. 81, pi. 



14, text fig. 1, 1914 (mouth, teeth, scales) (Great Australian Bight, 160-200 



fathoms).— Waite, Rec. South Australian Mus., vol. 2, p. 24, fig. 33, 1921. — 



Phtt.t.tpps, New Zealand Journ. Sei. Techn., vol. 10, p. 224, fig. 4, 1928 



(specimen Dominion Museum). 



This nominal species does not seem to be satisfactorily defined. 

 Phillipps says "which, as McCulloch hinted, is obviously not con- 

 specific with the Squalus licha Bonnaterre." 



DALATIAS BREVIPINNIS (J. L. B. Smith) 



Scymnorhimis trevipinnis J. L. B. Smith, Trans. Roy. Soc. South Africa, vol. 24, 

 p. 1, text figs. 1-2, 1936 (t.vpe locality: Approximately 35 miles south of 

 Cape Recife, about lat. 34° 32' S., long. 25" 42' E., in 110-150 fathoms). 



Depth 7% to origin of subcaudal lobe ; head 5 to first gill opening. 

 Snout 5 in head to first gill opening; eye 7i/^ to 81/2, II/3 in snout; 

 orbit 4 in head to first gill opening ; mouth transverse, close behind 

 hind edge of eye, with straight longitudinal groove from each angle ; 

 lower lip thick, no labial folds; upper teeth in 19 series, narrow, 

 pointed, central tooth almost vertical, remainder oblique, edges entire, 

 second row close behind first and behind these 3 more rows in suc- 

 cession; 19 compressed triangular teeth, central (anterior) tooth 



