A review of the subgenus Polyrhachis
(Campomyrma) Wheeler from Borneo with descriptions of
new species (Hymenoptera:Formicidae: Formicinae)
RUDOLF J. KOHOUT
Biodiversity Program, Queensland Museum, PO Box 3300,
South Brisbane, Queensland, 4101, Australia,
Abstract: Five species of the subgenus Campomyrma
Wheeler, 1911 of the genus Polyrhachis Fr. Smith,
1857 are recorded from Borneo, including P. equina
Fr. Smith, 1857 and P. gribodoi Emery, 1887 and three
species, P. hashimotoi, P. reidi and P.
sukarmani, described as new. Polyrhachis equina
and P. gribodoi are placed within the newly erected
equina species-group. Polyrhachis hashimotoi
is placed within the newly erected xiphias species-group
together with P. xiphias Fr. Smith, 1863 from New
Guinea and P. shixingensis Wu & Wang, 1995 from China
and Vietnam. A key to the workers of Bornean Campomyrma
is provided and all species are illustrated.
Keywords: Formicidae, Polyrhachis (Campomyrma), Borneo,
taxonomy, new species
