calvifrons, Kumba Iwamoto [T.] & Sazonov [Yu. I.] 1994:225, Fig. 1 [Proceedings of the California Academy of Sciences v. 48 (no. 11); ref. 21459] Mid-Atlantic Ridge at the equator, 0°27'N, 16°52.2'W, depth 930-960 meters. Holotype (unique): ZMMU P-17764. Type catalog: Vasil'eva et al. 2001:61 [ref. 25714]. •Valid as Kumba calvifrons Iwamoto & Sazonov 1994. Current status: Valid as Kumba calvifrons Iwamoto & Sazonov 1994. Macrouridae. Distribution: Atlantic. Habitat: marine.