Fishes of the Weste?'n North Atlantic 



125 



Figure 25 a. Diplobatis pictus, holotype, female, 137 mm long. A Right-hand side of nasal curtain raised to 

 show the transverse division of the nasal aperture, 3 X . 5 Ventral view of pelvic fins, i .5 X ■ From G. Palmer. 



tractile. Teeth diamond-shaped, in bands, each tooth with a small pointed denticle 

 at its posterior angle directed inwards. Teeth concealed by lips when mouth is fully 

 retracted and closed. The first dorsal commences slightly in advance of a vertical from 

 the posterior edge of the pelvics. The base of the first dorsal a little longer than that 

 of the second dorsal. Tail compressed dorso-ventrally, its depth 1.3 in its width im- 

 mediately before origin of second dorsal. Two lateral dermal folds, commencing below 

 posterior end of first dorsal base and terminating below caudal notch. Length of tail, 



