Givirella Naydenov, Yakovlev et Penco, 2022

Naydenov, A. E., Yakovlev, R. V. & Penco, F. C., 2022, A new monotypic genus of the subfamily Hypoptinae Neumoegen et Dyar, 1894 (Lepidoptera: Cossidae) from Brazil, Russian Entomological Journal 31 (2), pp. 179-181 : 179-180

Givirella Naydenov, Yakovlev et Penco , gen.n.

Type species (designated there) “ Givirella batesi Naydenov, Yakovlev et Penco , sp.n.

DESCRIPTION. Size medium, antenna bipectinate, setae 2.5 times longer than antenna rod diameter. Wings brown with poorly expressed light pattern on the fore wing.

Male genitalia. Uncus short, thin, rod-like, slightly extended apically; tegumen trapezoidal; gnathos arms thin, short, not fused; costal edge of valve poorly curved, abdominal edge strongly curved, outer edge semicircular; transtilla uncinated, with sclerotized prong; juxta ring-shaped, intensively sclerotized, with mastoid process directed abdominally; saccus small, semicircular; phallus shaped as isosceles acute triangle, apically sharp, about half of valve in length, vesica without cornuti.

DIAGNOSIS. The new genus has significant structural differences in the male genitals, especially in the triangular

How to cite this article: Naydenov A.E., Yakovlev R.V., Penco F.C. 2022. A new monotypic genus of the phallus, which is different from all the other Neotropical genera of the subfamily Hypoptinae . The genus is most close to the representatives of Givarbela Clench, 1957 , that also have the curved elongated valves and the short sclerotized prong on the transtilla.

ETYMOLOGY. The new genus is named in consonance with the genus Givira Walker, 1856 .

COMPOSITION. The new genus includes a single species, here described below.

DISTRIBUTION. Brazil, Espírito Santo Province.