237 

 Synopsis of the species. 



I. Distal part of dorsal and pectoral spine cartilagi- 

 nous and flexible, proximal part osseous. 



1. head 4 8 / 4 in length. 19 gillrakers C. gjellerupi p. 237. 



2. head $y. 2 in length. 23 gillrakers C. equinus p. 238. 



II. Dorsal and pectoral spine totally osseous. 



A. 20 or more gillrakers. 



a. Origin of dorsal slightly behind ventrals ... (7. meraukensis p. 239. 



b. Origin of dorsal before ventrals C. atcr p. 240. 



B. II 13 gillrakers. 



1. Nasal barbel longer than head, eye 6 7. . . C. brevidorsalis p. 241. 



2. Nasal barbel shorter than head, eye 4 2 / 3 5^4. 

 a. Pectoral spine longer than that of dorsal. 



x. Anal 85 90 C. bartoni p. 242. 



|9. Anal circ. 65 C. periigiae p. 243. 



/'. Pectoral spine shorter than that of dorsal C. novae-guineae p. 244. 



Fig. 98. Copidoglanis ater (Perugia). 



i. Copidoglanis gjellerupi M. Web. 



Copidoglanis gjellerupi Max Weber, Nova-Guinea IX. livr. IV, 1913, p. 528. 



B. 10; D. I. 7; Caudodorsal -f- C. circa 55; A. circa 76; 

 P. I. II 12; V. 12. 



Height about 7, head 4 3 / 4 . Dorsal profile slightly convex 

 from first dorsal to eye, from eye to snout slightly concave; 

 eye nearly 8, situated rather high in the frontpart of the 

 posterior half of the head, ^J 2 times in snout, 2 times in the 

 convex interorbital space. Lips thick with partly lamellated 

 papillae; nasal barbels reaching to eye, maxillary barbels 

 reaching beyond eye, mandibulary barbels reaching base of 

 pectorals, mental barbels shorter. Dorsal i 2 /,, times in length 

 of head, triangular, its hindborder straight, its origin much 



