Lytoxysta Kieffer, 1909

Ferrer-Suay, Mar, elfa, Jesus & Pujade-Villar, Juli, 2019, Keys to world Charipinae (Hymenoptera, Cynipoidea, Figitidae), ZooKeys 822, pp. 79-139 : 79

Lytoxysta Kieffer, 1909

Lytoxysta Kieffer, 1909: 479. Type: Lytoxysta brevipalpis Kieffer, 1909.

General features.

Head. Triangular, higher than it is wide, covered by fine reticulated sculpture. Covered by very few scattered setae (Fig. 27[9]).

Antenna. Female: 13-segmented, filiform (Fig. 27[2]). Male: 13-segmented, filiform (Fig. 27[3]).

Mesosoma. Entirely covered by fine reticulated sculpture (Fig. 27[7]). Pronotum has no carinae present (Fig. 27[8]). Apex of scutellum has irregular carinae (Fig. 27[5]). Propodeum covered by abundant long setae; two thin and short propodeal carinae on top (Fig. 27[4]).

Forewing. Longer than body with dense pubescence and marginal setae. Radial cell is open. R1 and Rs are short and do not reach the costal margin (Fig. 27[1]).

Metasoma. Anterior part with an incomplete ring of setae, glabrous at centre and wider laterally. Metasoma smooth and shiny, T3 and T4 clearly distinguished.

Comments.

Until now there is only one species known of this genus, Lytoxysta brevipalpis Kieffer, 1909.

Distribution.

Canada (British Columbia and Manitoba) and USA (California) ( Andrews 1978: 24); USA (Massachusetts) ( Kieffer 1909: 480).

Hosts.

Cited in Chaitophorus salicicorticis , Aphis sp. and Dactynotus sp. throughout Aphidius sp. and Lysiphlebus sp. ( Andrews 1978: 24).