Petrocephalus ansorgii Boulenger holotype (unique) BMNH 1902.10.25.1, Agberi, Lower Niger River Delta, Nigeria

Description:
Petrocephalus ansorgii Boulenger holotype (unique) BMNH 1902.10.25.1, Agberi, Lower Niger River Delta, Nigeria. Image from W. Harder's "Mormyridae and other Osteoglossomorpha" CD-ROM published by ETI BioInformatics, Amsterdam.
. Photographer: Wilhelm Harder. Publisher: Sullivan, John P..
Creator:
ETI BioInformatics / Wilhelm Harder
Taxonomic name: