LEPIDORHINUS SQUAMOSIS. 211 



Lepidorhinus. 



Lepidorhinus Bonaparte, 1838, Nuovi ann. so. nat. Bologna, 2, p. 207; 1839, M6ra. Soc. sci. Neuch., 2, 



p. 9 extra. 

 Sfachephilus Johnson, 1867, Proc. Zool. soc. London, p. 713. 



Body elongate, subround; tail short. Head depressed; snout rather 

 broad, rounded at the end. Nostrils transverse, forward of the middle of the 

 preoral length. Mouth large, crescentie, with a deep groove and with labial 

 folds on both jaws at the angles. Teeth all sectorial, dissimilar in the two jaws; 

 upper pointed, cusp more erect; lower broader, cusp directed toward the angles 

 of the mouth; median tooth present or absent above and below. Spiracles 

 large, opening upward. Eyes large, without nictitating folds. Gill openings 

 medium, in front of the pectoral. Pectorals small, inner angle little produced. 

 Dorsal fins elongate, first dorsal near the pectorals. Caudal short, deep, sub- 

 caudal lobe not produced. Scales small, close together, leaf-shaped, pedunculate 

 on the trunk with a strong median keel and weaker laterals, sessile with con- 

 vergent keels on the snout. 



Dorsal spine behind the ends of the pectorals 

 hinder angle of pectorals slightly produced 



second dorsal as high as the first . . . squamosus (page 211) 

 Dorsal spine above the ends of the pectorals 

 hinder angle of pectorals not produced 



second dorsal much higher than the first 



snout from eye longer than the orbit . foliaceus (page 212) 



second dorsal a little higher than the first 



snout from eye shorter than the orbit . steindachneri (page 213) 

 snout from eye much longer than the orbit . rossi (page 214) 



Lepidorhinus squamosus. 



L'icaiUeux Broussonet, 1780, Mem. Acad, roy., p. 675; Lacepede, 1798, Poissons, 1, p. 284, pi. 10, f. 3. 

 Squalus squamosus Bonnaterre, 1788, Ichth., p. 12; Gmelin, 1789, Linne 1 Syst., 1, p. 1502; Sch.n., 



1801, Bloch Ichth., p. 156. 

 Acanthorhinus squammosus Blainv., 1816, Bull. Soc. philom., p. 121; Gray, 1S51, Chondropterygii, 



p. 71. 

 Centring, squammosus Cuv., 1817, Reg. anim., 2, p. 130. 

 Lepidorhinus squamosus Bonaparte, 1838, Nuovi ann. sci. nat. Bologna, 2, p. 207; 1839, M6ra. Soc. 



sci. Neuch., 2, p. 9 extra. 

 Centrophorus squamosus Muller& Henle, 1841, Plagios., pi 90, pi. 34; Domeril, 1805, Elasin., p. 448; 



BocageA Capello, 1866, Plagios., p. 27; Gunth., 1870, Cat. fishes Brit, mus, 8, p. 422; Vaillant. 



1888, Travailleur et Talisman, Poissons, p. 69, pi. 2, f. 3; Holt & Calderwood, 1895, Trans. Roy. 



Dublin soc, new ser., 6, p. 373, pi. 43; f. 1; Goode & Bean, 1896, Mem. M. C Z., 22, p. 13; 



