Omophorus Schoenherr 1835
Creators: name: Tseng, Wei-Zhe
name: Hsiao, Yun
name: Hsu, Chen-Fu
Publisher: name: Zenodo
Year: 2018
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Coleoptera
Curculionidae
Omophorus

description: Key to species of genus Omophorus Schoenherr, 1835
1. Vestiture of ventral part bifid; humeral angle obtuse, almost absent.............................................. 7
- Vestiture of ventral part simple; humeral angle present........................................................2
2. Pronotum with paired tubercle dorsally; metatibial uncus present................................................ 3
- Pronotal tubercle absent; metatibial uncus absent............................... O. (Pangomophorus) biroi Voss, 1960
3. Body length less than 7 mm ............................................................................. 4
- Body length more than 7 mm ............................................................................ 5
4. The tubercle of pronotum strongly protruding, with sharp summit; interstria I strongly protruding basally; stria X complete................................................................... O. (Omophorus) indispositus Boheman, 1845
- The tubercle of pronotum moderately protruding, with obtuse and rounded summit; interstria I weakly protruding medially; stria X almost disappear behind the metacoxae......................................... O. (O.) boxi Marshall, 1944
5. Antennae and head reddish brown; scutellum triangular, rounded apically......................................... 6
- Antennae and head black; scutellum cordiform.................................. O. (O.) hacquardi (Chevrolat, 1881)
6. Apical angle of elytra rounded; integument without metallic luster.................. O. (O.) stomachosus Boheman, 1881
- Apical angle of elytra with sharp angle; integument with metallic luster................... O. (O.) cupreus (Pascoe, 1870)
7. Body length less than 6 mm; forehead 0.5 × as wide as rostral apex; rostrum subparallel-sided; antennal club 1.5 × as long as funicle; pronotum conical, slightly bisinuate of lateral margin; tubercle between interstria VII–IX absent; aedeagus length less than 1.5 mm, with sharp apex, pedon straight apically; tegmen with manubrium length equal with parameroid lobes length; body covered with fine grey scales.................................... O. (Sinomophorus) rongshu Wang et al., 2011
- Body length more than 7 mm; forehead 0.8 × as wide as rostral apex; rostrum somewhat broadened basally and apically; shorter antennal club; pronotum subconical, strangled medially, lateral margin strongly bisinuate; tubercle between interstria VII–IX present; aedeagus length more than 1.5 mm, with broader, rounded apex, pedon recurved apically; tegmen with manubrium distinctively longer than parameroid lobes; body covered with fine yellowish brown scales... O. (S.) wallacei sp. nov.
description: Published as part of Tseng, Wei-Zhe, Hsiao, Yun & Hsu, Chen-Fu, 2018, Omophorus (Sinomophorus) wallaCei: a new weevil from Borneo highlights the enigmatic Ethiopian-Oriental disjunct distribution (Coleoptera, Curculionidae, Molytinae), pp. 588-596 in Zootaxa 4438 (3) on page 593, DOI: 10.11646/zootaxa.4438.3.10, http://zenodo.org/record/1298162