Psilotreta flavida Kawase 2021

Kawase, Naoki, 2022, The genus Psilotreta Banks (Trichoptera, Odontoceridae) in Japan, Zootaxa 5195 (6), pp. 501-521 : 515

Psilotreta flavida Kawase 2021

( Figs 8A–8H , 11E )

Psilotreta flavida Kawase 2021 , 595–597, male and female, Shikoku (Type locality: Ehime).

Remarks. The male and female of this species are very similar to those of P. bitubercula sp. nov. but can be distinguished by characters given in the diagnosis for P. bitubercula sp. nov.

Specimens examined. An additional record since Kawase (2021) is the following: Shikoku , Ehime: 1 male, Ishizuchi-onari, Komatsu-cho, Saijyo-shi, 22.vii.2021, M. Aoyagi .

Larva. Unknown.

Distribution and habitat. Psilotreta flavida is an East Palearctic species distributed in Shikoku ( Fig. 11E ). Adults were collected from many localities near mountain streams by light traps or Malaise traps.

Japanese name. Kiiro-kiso-tobikera

Figures

FIGURE 8. Psilotreta flavida Kawase 2021. 8A, head, dorsal; 8B, male right wings, dorsal; 8C, female right wings, dorsal. 8D–8G, male genitalia: 8D, dorsal; 8E, left lateral; 8F, phallus, left lateral; 8G, same, ventral. 8H, female genitalia, ventral. Abbreviations: I, II, III, V = apical forks I, II, III, V; Cu1, Cu1a, Cu1b = cubital veins 1, 1a, 1b; int.app. = intermediate appendage (paired); lat.pr. = lateral process of tergum X (paired); M1, M2, M3, M4 = median veins 1–4; m-cu = crossvein between median and cubital veins; par. = paramere (paired); sIX = sternum IX; tIX = tergum IX; va. = vaginal apparatus; v.pr. = ventral projection (paired). 8A–8B, 8D–8H.

FIGURE 11. Distributions of Japanese Psilotreta species.