Vanuatubasis, Ober & Staniczek, 2009

Ober, Stefan V. & Staniczek, Arnold H., 2009, A new genus and species of coenagrionid damselflies (Insecta, Odonata, Zygoptera, Coenagrionidae) from Vanuatu, Zoosystema 31 (3), pp. 485-497 : 486-487

publication ID	https://doi.org/ 10.5252/z2009n3a6
persistent identifier	https://treatment.plazi.org/id/03B687F6-2B2B-FF8E-FCC4-C9DD59FB5A2E
treatment provided by	Marcus
scientific name	Vanuatubasis
status	gen. nov.

Treatment

Genus Vanuatubasis View in CoL n. gen.

( Figs 1-5 View FIG View FIG View FIG View FIG View FIG )

TYPE SPECIES. — Nesobasis malekulana Kimmins, 1936 , by present designation.

ETYMOLOGY. — The name of the related genus Nesobasis refers to the Greek νησΟς (nesos = island) and βάση (basi = basis). The suffix “basis” is common in many

A new genus and species of Coenagrionidae ( Insecta, Odonata ) from Vanuatu zygopteran genera. Accordingly, the name of the new genus is composed of “ Vanuatu ”, which refers to its presently known distribution, and the suffix “basis”.

DISTRIBUTION. — Currently, the genus is only known from the islands of Aneityum, Espiritu Santo, Maewo, and Malekula, Vanuatu.

DIAGNOSIS. — Vanuatubasis n. gen. resembles Nesobasis , but differs from the latter in the following characters: 1) superior anal appendages of males broad and short ( Fig. 4 View FIG ); 2) inferior anal appendages significantly longer than superior appendages, forceps-like, apically curved inwards, each ending in a black tip ( Fig. 4 View FIG ); and 3) pronotal hind lobe raised and medially protruding, tapering to a rounded or acute apex ( Fig. 5 View FIG ).

REMARK

Vanuatubasis n. gen. currently contains three species, one of which is described as new in this contribution.