Antonina Antonina vietnamensis Williams, 2004 Figs 1c, 2

Material.

K 1380, Laos, Pak Beng, on twigs of bamboo, 13.VI.2017, I.A. Gavrilov-Zimin.

New data.

2n=20; bisexual reproduction with a Lecanoid heterochromatinization in male embryos; complete ovoviviparity. Female reproductive system is the same type as in A. parazonata (Fig. 2).

Comments.

Antonina vietnamensis has the same chromosome number as a closely related Oriental species of the genus, A. diversiglandulosa Gavrilov, 2016.

A. vietnamensis was previously known from the type localities in Vietnam only. It is the first record of the species for Laos.