Pectapalochrus Tshernyshev, 2016

Tong, Junbo, Tshernyshev, Sergei E., Liu, Haoyu & Yang, Yuxia, 2023, First record of the genus Pectapalochrus Tshernyshev, 2016 (Coleoptera, Malachiidae) from China, Biodiversity Data Journal 11, pp. 104877-104877 : 104877

Pectapalochrus Tshernyshev, 2016

Pectapalochrus Tshernyshev, 2016 - Tshernyshev 2016a: 349.

Pectapalochrus Apalochrus omega Evers, 1965

Diagnosis

Body medium-sized, ranging from 2.8 to 4.7 mm in length. Antennae flabellate or strongly serrate, antennomere 2 very small and not conspicuous, antennomere 3 triangular (Fig. 2 b). Tarsomere 2 of the fore tarsi bearing a special comb in male (Fig. 2 g). Ultimate abdominal ventrite (apical sternite) shortened and divided in both male and female (Fig. 2 h, Fig. 3 b).

Distribution

China (new faunistic record: Ningxia), Russia, Mongolia, Armenia.

Figures

Figure 2. Main characters of Pectapalochrus omega (Evers, 1965), male. a head; b antenna; c labium; d maxilla; e labrum; f mandible; g fore tarsi; h ultimate abdominal ventrite (apical sternite); i pygidium (apical tergite); j male genitalia, lateral view, k male genitalia, ventral view. Scale bars: 0.2 mm.

Figure 3. Pectapalochrus omega (Evers, 1965), female: a pygidium (apical tergite); b ultimate abdominal ventrite (apical sternite); c ovipositor. Scale bars: 0.2 mm.