Sidonis biguttata, Churata-Salcedo & Almeida & González & Gordon, 2017

Churata-Salcedo, Julissa M., Almeida, Lucia M., González, Guillermo & Gordon, Robert D., 2017, On the taxonomy of the genus Sidonis Mulsant, stat. nov. (Coleoptera: Coccinellidae: Chnoodini) with descriptions of new species from Brazil, Zootaxa 4350 (3) : -

Sidonis biguttata sp. nov.

( Figs. 38–46 )

Diagnosis. Sidonis biguttata sp. nov. resembles Sidonis bira in its male genitalia, but differs in color pattern, having two small round yellow spots in middle of the elytron.

Description. Length 2.92 mm, width 2.42 mm. Male. Body slightly oval; with uniform, long and whitish pubescence; integument black and punctation dense ( Fig. 38 ). Head, antennae and mouthparts reddish ( Fig. 39 ). Pronotum black with yellow along lateral margins ( Fig. 40 ). Scutellar shield triangular, black. Elytra black, each elytron with two small rounded yellow spots, both in middle of elytral length; one spot placed near suture and second near lateral margin ( Figs. 38–41 ). Epipleuron black, narrowing to apex ( Fig. 39 ). Meso- and metaventrite black. Legs with flattened and black femora, narrow brownish tibiae, and bifid claws ( Fig. 39 ). Abdomen with recurved, complete postcoxal lines, not reaching posterior margin of the first ventrite ( Fig. 42 ). Genitalia with tegmen symmetrical, penis guide wide at base and slightly acuminate at apex, 1/2 of the parameres length; parameres long, slightly widened, with bristles ( Figs. 43–44 ). Penis sclerotized, J-shaped and penis capsule with highly developed inner arm ( Fig. 45 ).

Female. Unknown.

Etymology. The name of this new species is derived from Latin and refers to the two small spots on each elytron.

Geographical distribution. Brazil (Minas Gerais).

Type material. HOLOTYPE: male—BRAZIL: Minas Gerais “Vila Monte Verde/ Minas Gerais / 22.9.1969 / F. Halik/ 8469. " ♂ ", “ DZUP / 228938 [ DZUP, genitalia on glycerin] ( Fig. 46 ).

Figures

FIGURES 38 – 46. Sidonis biguttata sp. nov. Holotype. 38. Dorsal view, 39. ventral view, 40. frontal view, 41. lateral view, 42. abdomen; 43 – 45. Male genitalia. 43. tegmen, dorsal view, 44. tegmen, lateral view, 45. penis; 46. labels.