364 



MEMOIRS OF THE CARNEGIE MUSEUM. 



lary barbel 2-2.5 in the length of the head; lower barbel minute; about ten inter- 

 opereular thorns, fifteen or more on the opercle; broad, free, fleshy lobes behind the 

 opercular and pre-opercular spines; gill-openings about half as wide as the mouth; 



Fig. 33. Vandellia hasemani Eigeninann. Type, No. 7543a, Cam. Mus., 72 mm. 



eye entirely in the anterior half of the head; the posterior nares nearly as large as 

 the eyes and between the anterior halves of the latter, anterior nares. with a short 

 flap; pectorals about equal to the length of the head; origin of ventrals equidistant 



Fig. 34. Vnndcllia hasemani Eigcnmann. A, skull from above; B, hyomandibular and opercular 

 apparatus; C, end of ethmoid and premaxillary teeth from in front,'!, j)remaxinary; 2, ethmoid; .5, frontal ; 

 6, sphenotic; 7, pterotic; 8, supraoccipital ; 9, epiotic; 10, supraclavicle; 11, parapophysis of coalescep 

 vertebra;; 12, maxillary; 13, palatine; 14, metapterygoid ; 15, (|uadrate; 16, preopercle; 17, interopercle; 

 18, opercle; 19, hyomandibular. 



from tip of caudal and eye or opercle, reaching a little beyond the anus; origin of 

 anal under middle of dorsal; distance between anal and base of middle caudal rays 

 4.5-5.25 in the length; caudal forked for about two-ninths of its length; origin of 



