The hitherto known African-species of the genus Helota
Ritsema, C. (Cornelius Coenraad) 1846-1929
Article
1905
Notes from the Leyden Museum
25
203--215
BioStor
Multiple
Leyden, E.J. Brill, 1880-1914
BioStor: https://biostor.org/reference/146928