Synonymy
None
Diagnosis
This is one of the species with a divided eye (Ascalaphinae). It has a very dark pterostigma and no other dark markings on the wings. Males have many short, thick bristles on the abdomen and elongate ventral lobes of the ectoproct that are forcipate. The only other similar species is Ululomyia sylvatica. However, males of that species lack the abdominal bristles and have longer, down-turned ventral lobe of the ectoprocts.
Type Depository
Syntypes in BMNH, London and Weele Collection, Leyden.
Type Locality
Madagascar: Toamasina Province, Toamasina [Tamatave].
Geographical Distribution
This species is endemic to Madagascar and found throughout the lowland regions of the country. (see map).
Temporal Distribution
October to June.
Elevation
37 to 825 m.
References
McLachlan, R. 1873 [1871.??.??]. An attempt towards a systematic classification of the family Ascalaphidae. Journal of the Linnean Society of London, Zoology 11:219-276. No figures.
van der Weele, H. W. 1908 [1909.01.05]. Ascalaphiden. Collections Zoologiques du Baron Edm. de Selys Longchamps. Catalogue Systématique et Descriptif 8:1-326. 254 text figures and 2 plates with 30 figures.