Fb. Noll et al., MORPHOLOGICAL CASTE DIFFERENCES IN THE NEOTROPICAL SWARM-FOUNDING ANDPOLYGYNOUS POLISTINE WASP, POLYBIA-SCUTELLARIS, Studies on neotropical fauna and environment, 32(2), 1997, pp. 76-80
In the swarm Sounding wasp, Polybia scutellaris, the worker and the qu
een caste ni-e morphologically distinct. Only queens have activated ov
aries and are inseminated. Queens ale larger in 9 morphometric charact
ers analysed. Caste differences in polistine wasps and in particular i
n the polygynous colonies of the neotropical Epiponini are discussed.