Metapocyrtus (Trachycyrtus) unalineatus, Rukmane-Bārbale, 2023

Rukmane-Bārbale, Anita, 2023, Four new species of the genus Metapocyrtus Heller, 1912 (Coleoptera: Curculionidae: Pachyrhynchini) from Mindanao Island, Philippines, Baltic Journal of Coleopterology 23 (2), pp. 283-294 : 290-291

Metapocyrtus (Trachycyrtus) unalineatus

sp. nov.

( Fig. 1D , 4 E-F, 6)

Differential analyses. The new species is referred to subgenera Trachycyrtus by following characters of rostrum: transverse groove that is not extending to lateral edges, shallow medial ridge at apical part and rounded lateral edges. Along subgeneric conquerors, the new species is unique in having longitudinal scale line along suture of elytra while rest of the species have transverse line markings, spots or single dispersed scales.

Distribution. Mindanao Island, Lanao Province, Wao.

Etymology. The specific epithet is a latinised designation of one scally longitudinallinealong suture of elytra. One – una, line – lineata.

Figures

Fig. 1. Dorsal view of rostrum of selected species: A – M. (M.) tetramaculatus sp. nov.; B – M. (M.) flavomaculatus Cabras & Medina, 2021; C – M. (M.) fulvus sp. nov.; D – M. (T.) unalineatus sp. nov.; E – M. (T.) pseudolanaoensis sp. nov.; F – M. (M.) lanaoensis Bollino, 2021.

Fig. 4. Male genitalia of selected species, A, C, E – aedegal body in lateral view; B, D, F – sternite IX; A, B – M. (M.) tetramaculatus sp. nov., C, D – M. (M.) fulvus sp. nov., E, F – M. (T.) unalineatus sp. nov.