Chnoodes unimaculata, Krüger, Thaysa C., Castro-Guedes, Camila F. & Almeida, Lúcia M., 2016

Krüger, Thaysa C., Castro-Guedes, Camila F. & Almeida, Lúcia M., 2016, Two new species of Chnoodes Chevrolat (Coleoptera: Coccinellidae) from Brazil, Zootaxa 4078 (1), pp. 269-283 : 281-282

Chnoodes unimaculata sp. nov.

( Figure 8 )

Material examined. BRAZIL: Amapá: “Oiapoque/Amapá - Brasil / V.1959 /M. Alvarenga col.”, “Ex-Coleção/M. Alvarenga”, [ DZUP 188165] “ HOLOTYPE [female]/ Chnoodes unimaculata Krüger, Castro-Guedes & Almeida, 2015 ” [red label]; “ Brasil - Amapá/Macapá/ 16.III.2004 /J. F. F. Martins, [ DZUP 186838] “ PARATYPE [female]/ Chnoodes unimaculata Krüger, Castro-Guedes & Almeida, 2015 ” [yellow label].

Holotype. Female. Length 3.16 mm, width 2.40 mm. Body round, with sparse yellowish pubescence. Pronotum black, with yellowish lateral border. Elytra black with one elongated yellowish spot on disc ( Figs 8 A–D). Head, antennae and mouthparts dark yellowish. Meso- and metasternum dark brown or black; legs yellowish; epipleuron with black spots; first ventrites black ( Fig. 8 B).

Genitalia with genital plates triangular, elongated, styli with setae ( Fig. 8 E). Spermatheca C-shaped, apex short and rounded ( Fig. 8 F).

Male. Unknown.

Etymology. The name of this species refers to the single spot on each elytron.

Geographical Distribution. Brazil (AP).

Remarks. Chnoodes unimaculata sp. nov. ( Fig. 8 ) resembles C. machadoi sp. nov. ( Fig. 7 ), but is clearly distinguished by the color, shape and number of spots on the elytra; it also differs in the shape of the female genitalia.

Figures

FIGURE 7. Chnoodes machadoi sp. nov. Paratype male. A – D. habitus; A. dorsal; B. ventral; C. frontal view; D. lateral; E – G. male genitalia: E. tegmen, ventral; F. tegmen, lateral; G. sipho lateral view. H – I. female genitalia; H. coxites; I. spermatheca.

FIGURE 8. Chnoodes unimaculata sp. nov. holotype female. A – D. habitus; A. dorsal; B. ventral; C. frontal view; D. lateral. E – F. female genitalia; E. coxites; F. spermatheca.