Staphylinini

Latreille, 1802

Staphylinini is a tribe of large within the . The tribe contains at least 20 and approximately 120 described . Members are distributed across multiple biogeographic regions, with documented occurrences in the Palaearctic, Neotropical, and Oriental regions. Some species exhibit specialized ecological associations, including termitophily.

Gabrius fallaciosus by no rights reserved, uploaded by Nick Bédard. Used under a CC0 license.

Platydracus by (c) Dan MacNeal, some rights reserved (CC BY), uploaded by Dan MacNeal. Used under a CC-BY license.

Platydracus fossator by (c) Owen Strickland, some rights reserved (CC BY), uploaded by Owen Strickland. Used under a CC-BY license.

Pronunciation

How to pronounce Staphylinini: /stæfɨˈlaɪnɪnaɪ/

These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.

Identification

Staphylinini are generally large-bodied relative to other . The tribe is distinguished from other Staphylininae tribes primarily by genitalic and other internal morphological characters; external features alone are often insufficient for tribal-level identification. Specific identification typically requires examination of male and other detailed structural features.

Images

Habitat

varies considerably among and . Some species are associated with montane environments; the Quedius mutilatus group is confined to the Tien-Shan Mountains and is possibly hypogean. Platydracus juang has been documented in association with colonies of Reticulitermes leptomandibularis.

Distribution

Widespread across multiple biogeographic regions including the Palaearctic, Neotropical, and Oriental regions. Documented from China (including provinces of Yunnan, Sichuan, Shaanxi, Hubei, Guangdong, Hainan, Beijing, Zhejiang), Taiwan, Japan, Nepal, North Korea, Panama, and Middle Asia (Tien-Shan Mountains).

Host Associations

Reticulitermes leptomandibularis - associated with Platydracus juang; represents first report of termitophily in subtribe Staphylinina

Behavior

Termitophily has been observed in Platydracus juang, representing the first documented case of this in the subtribe Staphylinina. Some in the Quedius mutilatus group are wingless and possibly hypogean, suggesting subterranean habits.

Similar Taxa

QuediinaAnother subtribe within Staphylinini; distinguished by subtle morphological characters including features of the and other genitalic structures
StaphylininaSubtribe within Staphylinini; members share large body size but differ in specific structural characters and geographic distribution patterns

More Details

Taxonomic complexity

Staphylinini contains multiple subtribes including Staphylinina and Quediina. Generic boundaries have undergone significant revision, with numerous transfers and synonymizations in recent taxonomic treatments. The 'Staphylinus-complex' historically grouped multiple that have since been separated based on detailed morphological study.

Winglessness

Some groups within Staphylinini, such as the Quedius mutilatus group, are wingless. This trait is associated with montane and possibly hypogean , though the functional significance and evolutionary context remain poorly understood.