Couplet 15.
Propodeal keel doubled or forked
future couplets
Pronotum with a more or less distin... ...
Belyta Jurine
Pronotum without an epomia; pronotu... ...
Acropiesta Foerster
Propodeal keel simple
future couplets
Marginalis longer than its distance... ...
Pantolyta Foerster
Petiole fully 4 times as long as it... ...
Miota Foerster
Epomia sharply defined and extendin... ...
Aclista Foerster
Epomia represented at most by a sho... ...
Acropiesta Foerster
Dorsal areas of propodeum with at l... ...
Diphora Foerster
Dorsal areas of the propodeum witho... ...
Pantoclis
Half the apical circumference of th... ...
Acanosema Kieffer
Radialis virtually absent or showin... ...
Psilomma Foerster
Radialis better developed, either s... ...
Zygota Foerster