| Trephionus | |
|---|---|
 | |
| Trephionus babai, Japan | |
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Order: | Coleoptera |
| Family: | Carabidae |
| Subfamily: | Platyninae |
| Tribe: | Sphodrini |
| Subtribe: | Synuchina |
| Genus: | Trephionus Bates, 1883 |
Trephionus is a genus of ground beetles in the family Carabidae. There are about 19 described species in Trephionus, found in Japan. Five of these were new species described in 2018. [1] [2] [3]
All the species are reddish brown to black in color with a shiny surface. Mouthpart appendages and antennae are yellowish to reddish brown, and the legs are light to blackish brown. There are no hind wings. The eyes are less convex, the pronotum is moderately convex, and the elytra are oblong and moderately convex.
Pterostichus is a very large genus of ground beetles with a Holarctic distribution in the subfamily Harpalinae. It has over 1,200 species. The beetles are predatory, but sometimes feed on strawberries. They can be found under rocks and prefer slightly moist, sandy soil although preferences differ between species.
Synuchus is a genus in the beetle family Carabidae. There are more than 80 described species in Synuchus.
Platyninae is a subfamily of ground beetles.
Hikosanoagonum is a genus of ground beetles in the family Carabidae. There are about five described species in Hikosanoagonum, found in Japan.
Jujiroa is a genus of ground beetles in the family Carabidae. There are more than 30 described species in Jujiroa, found in eastern Asia.
Morimotoidius is a genus of ground beetles in the family Carabidae. There are about five described species in Morimotoidius.
Negreum is a genus of ground beetles in the family Carabidae. There are about 15 described species in Negreum, found in eastern Asia.
Nipponagonum is a genus of ground beetles in the family Carabidae. There are about six described species in Nipponagonum, found in eastern Asia.
Paranchodemus is a genus of ground beetles in the family Carabidae. There are at least four described species in Paranchodemus, found in eastern Asia.
Apatrobus is a genus of ground beetles in the family Carabidae. There are more than 20 described species in Apatrobus, found mainly in Japan.
Trephionus kinoshitai, is a species of beetle belonging to the family Carabidae. It is endemic to Japan.
Trephionus cylindriphallus, is a species of beetle belonging to the family Carabidae. It is endemic to Japan.
Trephionus niumontanus, is a species of beetle belonging to the family Carabidae. It is endemic to Japan.
Trephionus babai, is a species of beetle belonging to the family Carabidae. It is endemic to Japan.
Trephionus shibataianus, is a species of beetle belonging to the family Carabidae. It is endemic to Japan.
Trephionus inexpectatus, is a species of beetle belonging to the family Carabidae. It is endemic to Japan.
Trephionus abiba, is a species of beetle belonging to the family Carabidae. It is endemic to Japan.
Trephionus bifidilobatus, is a species of beetle belonging to the family Carabidae. It is endemic to Japan.
Nippononebria is a genus of ground beetles in the family Carabidae. There are about eight described species in Nippononebria.
Celaenagonum is a genus of ground beetles in the family Carabidae. There are about eight described species in Celaenagonum, found in Asia.
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