Eucinetidae Lacordaire 1857
Creators: name: Jałoszyński, Paweł
name: Wakimura, Ryotaro
Publisher: name: Zenodo
Year: 2023
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Coleoptera
Eucinetidae

description: Key to extant genera of Eucinetidae
1 Antennae filiform..................................................................................... 2
- Antennae clavate..................................................................................... 5
2 Mouthparts suctorial (labrum and prelabium elongate and subtriangular, anteriorly pointed)........... Eucilodes Vít, 1985
- Mouthparts not suctorial (labrum and prelabium transverse, anteriorly truncate or rounded)........................... 3
3 Elytra with dense fine transverse strigulae............................................... Eucinetus Germar, 1818
- Elytra lacking transverse strigulae........................................................................ 4
4 Body short oval; parameres much shorter than penis.......................... Noteucinetus Bullians & Leschen, 2004
- Body elongate oval; parameres longer than penis.......................................... Nycteus Latreille, 1829
5 Antennal fossae exposed in dorsal view.................................................................... 6
- Antennal fossae concealed in dorsal view.................................................................. 8
6 Antennomeres 2–10 transverse; antennae massive, compact..................................... Jentozkus Vít, 1977
- Five proximal antennomeres strongly elongate; antennae thin and loosely assembled................................ 7
7 Elytra with adsutural striae; elytral epipleura abruptly narrowing at level of first abdominal ventrite; antennae gradually thickening....................................................................... Euscaphurus Casey, 1885
- Elytra lacking adsutural striae; epipleura gradually narrowing; antennae with abruptly delimited tetramerous club............................................................................................. Bisaya Reitter, 1884
8 Antennae slender with trimerous clubs and elongate antennomeres 1–5; frontoclypeal border carinate, clypeus clearly visible in dorsal view............................................................. Bisayodes Wakimura & Jałoszyński
- Antennae massive, gradually thickening, antennomeres 2–10 transverse; frontoclypeal border not carinate or supraocular carinae connected at middle and clypeus not discernible in dorsal view........................................... 9
9 Each postgena projecting laterally to form distinct subtriangular denticle visible in dorsal view........ Proeuzkus Vít, 2000
- Postgenae unmodified................................................................................ 10
10 Elytra lacking adsutural striae............................................................ Tohlezkus Vít, 1977
- Each elytron with distinct adsutural stria in posterior half................................. Eucinetella Nikitsky, 1996
description: Published as part of Jałoszyński, Paweł & Wakimura, Ryotaro, 2023, A new genus, new species and new records of Eucinetidae in Japan and Taiwan (Coleoptera), pp. 122-138 in Zootaxa 5351 (1) on page 129, DOI: 10.11646/zootaxa.5351.1.5, http://zenodo.org/record/8391329