AUCHENOGLANIS BÜTTIKOFERI. 237 



NOTE XXVII. 



AUCHENOGLANIS BÜTTIKOFERI, N. SP. 

 FROM WEST AFRICA 



Dr. C. M. L. POPTA. 



(With plate 10). 



The Director of the Zoological Garden in Rotterdam, 

 Dr. J. Büttikofer, presented some fishes to the Leyden 

 Museum, one of which is new to science and dedicated to 

 its donor. They were brought to the above mentioned 

 garden from Warri in Upper Nigeria, West Africa. They are : 



Calamichtkys calaharicus Smith, a male and a female. 



Ophiocephalus africanus Steind., 2 specimens. 



Auchenoglanis Bilttikoferi, n. sp. 1 specimen. 



Auchenoglanis BüUikoferi, n. sp. 



Altitudine corporis quae 6, longitudine capitis quae 2^/g, 

 longitudine corporis continetur absque pinna caudali. Oculis 

 diametro quae 7'/2? longitudine capitis continetur, diametro 

 2 distantibus. Scuto capitis rugoso, crista interparientali os 

 interspinosum attingenti. Naribus posterioribus oculo magis 

 quam rostri apici approximatis, labiis non papillatis, dentibus 

 maxillae superioris in vitta parva, dentibus maxillae in- 

 ferioris in vitta longa, latiore ad symphysam. Cirris 6, 

 supramaxillaribus '^j^ capitis attingentibus, inframaxillaribus 

 externis finem capitis, inframaxillaribus internis aperturam 

 branchialem attingentibus. Capite et corpore superne fuli- 

 gineis, inferne in parte anteriore albis, inferne in parte 



Notes from the Leyden IMuseum, Vol. XXXV. 



