(syn. Sula Ϯ Red-footed Booby S. sula) Gr. αβελτερος abelteros  silly, stupid  < negative prefix α-  a- ; βελτερος belteros  better  < comp. αγαθος agathos  good; "Genus Abeltera Heine [Sula (!) Rchb. 1853 nec Briss. 1760]" (Heine 1890).

Search for more names on the Key to Scientific Names in Ornithology by James A. Jobling.
Recommended citation
Jobling, J. A. (2019). Key to Scientific Names in Ornithology. In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.) (2019). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from www.hbw.com on 16 January 2019).