ÖFVERSIGT AF K. VETENSK.-AKAD. FÖRHANDLINGAR 1899, N:0 6. 551 



II: Base of the second dorsal fin shorter than tlie head and less 

 than 24c % of the length of the body. 



Ä: Caudal peduncle relatively short: length of the dorsal 

 margin of the caudal peduncle (from the end of the second 

 dorsal fin to the first upper supporting ray of the caudal 

 fin) less than 15 % of the length of the body (without 

 candal fin), at least in adult state. 

 a: Maxillary longer than the nose and the eye together. 



— Gillichthys, COOP. 

 h: Maxillary shorter than the length of the nose and the 

 eye together. 



h^ : Number of scales in a transverse line between the 

 origins of the second dorsal and anal fins more than 

 17. — Caffrogohius n. subg. (type Gohius nudiceps). 

 h^: Number of scales in a transverse line between the 

 origins of the second dorsal and anal fins less 

 than 17. 



«: Length of the nose raore than ^/^^ of the 

 length of the body (without caudal fin). — 

 Aivaous, Val. 

 ß: Length of the nose less than ^'^^ of the length 

 of the body. 



cca: Number of scales in a transverse row be- 

 tAveen the origins of the second dorsal and 

 anal fins more than 10. — Mapo, n. subg. 

 Majjo soporator (Cuv., Val.). 

 aaa: Length of the cheek (from the hind 

 end of the maxillary to the hind mar- 

 gin of the preopercle) more than 33 % 

 of the distance from the tip of the 

 nose to the origin of the first dorsal. 

 — forma americana (America — me-- 

 diterranean?). 

 ;ißß: Length of the cheek less than Zofo of 

 the distance between the tip of the 



