Lythria (Microlythria), 2024

Makhov, I. A., Gorbunov, P. Yu. & Lukhtanov, V. A., 2024, Lythria (Microlythria subgen. nov.) venustata Staudinger, 1882 (Lepidoptera: Geometridae): distribution and description of the female, with a brief review of the genus, Zootaxa 5448 (1), pp. 29-48 : 31

Lythria (Microlythria) subgen. nov.

Type species. Lythria venustata Staudinger, 1882 , here designated.

Diagnosis. The new subgenus differs from all species of the nominative subgenus, including its type species, in the following characters: [in male], the vinculum with the round saccus; the strongly reduced valva lacking a distal membranous part (valvula); the absence of a movable articulation between the valva and the genital segment; the presence of the juxta and well sclerotized anellus; the well-developed tegumen equipped with a pair of the large postero-lateral finger-like processes; [in female] the corpus bursae with a lamellar rhombic signum with a longitudinal ridge.

Description. See description of Lythria (Microlythria) venustata .

Etymology. The name is composed of the Greek word micro (μικρό), meaning small, and the genus name Lythria ; it refers to the smallest size of Lythria (Microlythria) venustata among its relatives.

Species included. Lythria (Microlythria) venustata Staudinger, 1882 .