444 



TELEOSTEJ 



Family Lobotidak. With conical teetli, a toothless palate, and very 

 protract i It- month. 



Fig. 459. 



Ditrema urgentt um, dissected to show the fully developed young, ready fur expulsion 

 by the genital orifice, o. ", folds of the ovarian sac : v, anus. (After Gunther.) 



.0 



B. 



Pig. 4C0. 



Ldbrus macnlatus, 131. (Wrasse, from specimens in British Museum.) A, ventral view of 

 skull, with dorsal portion of branchial arches. J>, dorsal ,view of lower jaw and ventral 

 portion of branchial arches, ur, articular ; b 1-2, two basibranchials ; bh, basihyal ; br, foul I b 

 ceratobrahchial,; ch, ceratohyal ; d, dentary; eb i- 4 , pharyngobranchials ; hb, hypobranchial ; 

 l.ph, lower pharyngeal (5th ceratobranchials) ; mx, maxilla; op, opercular; pa, parasphenoid ; 

 pal, palatine ; pmx, premaxilla : pop, preopercular ; q, quadrate ; t, pharyngeal teeth. 



