Allegro, G. & Giachino, P. M. (2020). Abacaecus n. gen. walterrossii n. sp., a notable hypogean carabid species from Sierra Leone, Western Africa (Coleoptera, Carabidae, Pterostichinae). Zootaxa. 4766(3): 435-446.
<em>Abacaecus</em> n. gen. <em>walterrossii</em> n. sp., a notable hypogean carabid species from Sierra Leone, Western Africa (Coleoptera, Carabidae, Pterostichinae)