Acaenacis
Girault, 1917
Acaenacis is a of chalcid in the , described by Girault in 1917. These are small wasps belonging to the superfamily . The genus is placed in the Pteromalinae and tribe Pteromalini. As with many pteromalid genera, Acaenacis is poorly known in terms of biology and .
Pronunciation
How to pronounce Acaenacis: //əˈsiːnəsɪs//
These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.
Identification
Acaenacis can be distinguished from related pteromaline by features of the mesosoma and metasoma, though specific diagnostic characters require examination of . The genus name refers to the -like (acanthoid) structures on the body. Accurate identification to level requires microscopic examination and comparison with original descriptions.
Distribution
Records exist from Australia, the region where Girault described many . Specific distribution details are sparse due to limited and identification effort for this .
Ecological Role
As a member of , Acaenacis likely functions as a of other , though specific remain undocumented. Pteromalid generally parasitize concealed or of .
Similar Taxa
- PteromalusBoth belong to Pteromalini and share general body plan; Acaenacis differs in having more pronounced spiny projections on the mesosoma.
- MuscidifuraxAnother pteromaline with superficially similar size and coloration; Acaenacis lacks the characteristic structure of Muscidifurax.
More Details
Taxonomic History
A.A. Girault described Acaenacis in 1917 based on Australian material. Girault was a prolific but controversial taxonomist who named thousands of and , many based on limited material. The genus has received little subsequent taxonomic attention, and its current circumscription may require revision.
Nomenclature
The name is derived from Greek 'akantha' (thorn/) with the suffix '-acis', referring to the spiny body surface.