Trephionus cylindriphallus is a species of beetle belonging to the family Carabidae. It is endemic to Japan.[1]
| Trephionus cylindriphallus | |
|---|---|
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Order: | Coleoptera |
| Family: | Carabidae |
| Genus: | Trephionus |
| Species: | T. cylindriphallus
|
| Binomial name | |
| Trephionus cylindriphallus Sasakawa, 2018
| |
Etymology
editThe specific name cylindriphallus is due to cylindrical shape of the endophallus.[1]
Description
editBody length of male is about 8.9–9.8 mm, whereas female is 8.2–10.0 mm. Dorsal surface blackish brown to black. Endophallus cylindrical in shape. No hind wings. Dorso-apical lobe semi-ellipsoid. Apex of aedeagus rounded.[1]
References
edit- ^ a b c Sasakawa, K.; Itô, H. (2018). "Taxonomic notes on the ground beetles in the genus Trephionus Bates, 1883 from central Honshu, Japan". ZooKeys (742): 91–104. doi:10.3897/zookeys.742.23752. PMC 5904455. PMID 29670432. Retrieved 3 April 2018.
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