Eleusinini
Sharp, 1887
Genus Guides
2Eleusinini is a tribe of rove beetles (Staphylinidae) in the Osoriinae, established by Sharp in 1887. Members of this tribe are small to minute beetles characterized by reduced wing venation and compact body forms. The tribe is distinguished from other Osoriinae tribes by specific modifications of the mouthparts and . Eleusinini contains several distributed primarily in tropical and subtropical regions.
Pronunciation
How to pronounce Eleusinini: /ɛˌlɔɪˈsɪnaɪnaɪ/
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Identification
Eleusinini can be distinguished from other Osoriinae tribes by the following combination of characters: with a distinct basal mola for grinding; with deeply margin; and with a relatively compact, 3-segmented club. The pronotum is typically broad and rounded, often concealing the base of the . Unlike the tribe Osoriini, Eleusinini lack the elongated, parallel-sided body form and have shorter elytra relative to body length. The tarsal formula is 3-3-3, shared with other Osoriinae but differing from the 5-5-5 formula found in most other Staphylinidae .
Distribution
Tropical and subtropical regions worldwide, with records from Central and South America, Africa, and Asia. The tribe appears most diverse in the Neotropical and Afrotropical regions.
Similar Taxa
- OsoriiniAnother tribe in Osoriinae; distinguished by more elongated, parallel-sided body, longer , and different mandibular structure lacking a well-developed mola.
- ThoracophoriniTribe in Osoriinae; distinguished by different pronotal shape, more developed wings, and distinct antennal club structure.