Minute Clubbed Beetles (Monotomidae) - 43 Species, Identification & Facts

Bactridium ephippigerum

Identification: "The shot of the side of the elytron is key. B. striolatum has the punctures aligned arranged in rows, where in B. ephippigerum the punctures are sub-confluent, forming a mesh-like pattern. Typically B. ephippigerum is also multi-colo

Bactridium striolatum

Identification: "The shot of the side of the elytron is key. B. striolatum has the punctures aligned arranged in rows, where in B. ephippigerum the punctures are sub-confluent, forming a mesh-like pattern. Typically B. ephippigerum is also multi-colo

Monotoma (Gyrocecis) myrmecophila

Monotoma myrmecophila

Identification: easily recognized by short & wide dorsal setae our only representative of the subgenus Gyrocecis C.G. Thomson, that contains two more spp. (both are Palaearctic & myrmecophilous)

Monotoma picipes

Identification: deep longitudinal impressions on the frons are diagnostic

Monotoma quadrifoveolata

our only representative of the small subgenus Monotomina Nikitsky 1986 (2 European spp.)

Monotoma testacea

Monotoma testacea (Monotoma testacea) is a species in the family Monotomidae, commonly known as minute clubbed beetles, belonging to the order Coleoptera (Beetles). It is classified within the subfamily Monotominae, suborder Polyphaga, superfamily Cu

Monotoma texana 0

Monotoma texana

Identification: The male metasternum is slightly flattened, a median line moderately deeply impressed, first ventral merely flattened, last ventral moderately deeply concave. Type Locality: Waco, Texas, (Belfrage)

Rhizophagus (Anomophagus) brunneus

Rhizophagus brunneus

Identification: subgenus: Antennal club like terminally cut off member of the holarctic subg. Anomophagus (3 spp. in NA, 5 spp. total)

Rhizophagus dispar

This beetle has a red shiny appearance with a broad dark band across the elytra. It feeds on fungi and decaying matter, the adult is also a predator of fly larvae. Once mainly a northern species, it is now being regularly recorded further south, and

Rhizophagus (Eurhizophagus) grouvellei

Rhizophagus grouvellei

Identification: extra punctures in basal part of 2nd / 3rd interval our only representative of the subgenus Eurhizophagus Méquignon 1909 that contains ~3 more spp. in the w. Palaearctic