bicornis

L. bicornis  two-horned  < bi- two-  < bis  twice; cornum, corni  horn.
● "46. BUCEROS.  ...  bicornis.  1. B. fronte ossea plana antrorsum bicorni. Amœn. acad. 4. p. . .  Calao. Pet. gaz. 43. t. 28. f. 6. & t. 31. f. 1. Will. Ornith. t. 17. f. 1.  Habitat in China.  Corpus magnitudine Gallinæ, nigrum; subtus pectore, abdomine, femoribus album. Macula alba in remigibus alarum. Cauda longiuscula. Rectrices 10, nigræ, extimis utrinque albis. Pedes virescentes: digitis 3 anticis; 1 postico." (Linnaeus 1758) (Buceros).

Search for more names on the Key to Scientific Names in Ornithology by James A. Jobling.
Recommended citation
Jobling, J. A. (2020). Key to Scientific Names in Ornithology. In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.) (2020). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from www.hbw.com on 16 February 2020).