Calloeneis sheri Gordon and Hanley, 2020

Gordon, Robert D., F, Guillermo González & Hanley, Guy A., 2020, South American Coccinellidae (Coleoptera), part XX: systematic revision of South American Calloeneis Grote (Cryptognathini), Insecta Mundi 2020 (766), pp. 1-25 : 5-6

2. Calloeneis sheri Gordon and Hanley , new species

Description. Male holotype. Length 1.6 mm, width 1.4 mm; dorsal surface shiny, head strongly alutaceous, elytron with faint trace of microsculpture. Color yellowish brown ( Fig. 7 ); head, abdomen yellow; pronotum light reddish yellow; elytron yellowish brown becoming obscurely darker in lateral 1/4; ventral surface reddish yellow. Head without visible punctures; pronotal punctures small, separated by a diameter or less; elytral punctures smaller than on pronotum, separated by up to three times a diameter; prosternal punctures small, indistinct, separated by about a diameter; mesosternal punctures larger than on prosternum, separated by less than a diameter, metasternal punctures as large as on mesosternum, separated by up to twice a diameter medially, absent in lateral 1/3; basal abdominal ventrite with fine punctures separated by about three times a diameter medially, ventrites 2–4 finely, densely punctured medially; ventrite 5 densely, finely punctured. Head with frons parallel sided, medially depressed, two times as wide as eye, apex weakly curved ( Fig. 8 ); eye canthus short, about half width of eye. Prosternum with lateral carina on each side curved, extended from apex of intercoxal process to lateral margin of prosternum. Epipleuron not descending externally. Postcoxal line on basal abdominal ventrite curved throughout, extended nearly to rear margin of ventrite. Genitalia long, penis guide complex, slightly longer than paramere, basal 4/5 wide, parallel sided, accessory structure on each side with slender apex extended nearly to apex of penis guide, apical 1/5 abruptly narrowed to rounded apex, apex deeply emarginated; paramere slender, curved, parallel sided, apex rounded ( Fig. 9, 10 ); penis long, slender, apex attenuate; basal capsule wide, inner arm slightly produced apically, outer arm long, slender, apex rounded ( Fig. 11 ).

Female. Unknown.

Variation. Unknown.

Type material. Holotype male; Bolivia, H. L. Lethierry, det. by F. W. Nunenmacher, Cryptognatha pectoralis Gorham, Korschefsky Collection 1952 . ( USNM).

Figures

Figures 1–13. Calloeneis spp. 1–6) Calloeneis lynne. 1) Habitus. 2) Frons. 3) Penis guide ventral. 4) Penis guide lateral. 5) Penis. 6) Spermathecal capsule. 7–11) Calloeneis sheri. 7) Habitus. 8) Frons. 9) Penis guide ventral. 10) Penis guide lateral. 11) Penis. 12–13) Calloeneis marianne. 12) Habitus. 13) Frons.