Cyclosomini
Laporte, 1834
Genus Guides
1Cyclosomini is a tribe of ground beetles (Carabidae: Lebiinae) containing approximately 18 and over 490 described . Members are distributed across multiple continents, with documented occurrences in Africa, the Neotropics, and other regions. The tribe includes genera such as Graphipterus and Tetragonoderus, for which some larval and limited natural history information has been described.
Pronunciation
How to pronounce Cyclosomini: //saɪˌklosəˈmaɪnaɪ//
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Habitat
include riparian zones; Tetragonoderus (Crossonychus) variegatus has been documented from Neotropical beach environments. Specific habitat associations for the majority of remain poorly documented.
Distribution
Documented from Africa (Zambia: Kafue River, Lusaka) and the Neotropics. Broader geographic distribution across additional continents is implied by the but requires verification.
Life Cycle
Larval stages have been described for some ; late instar larvae of Tetragonoderus (Crossonychus) variegatus and first instar comparisons have been documented. Complete details for the tribe are not established.
More Details
Taxonomic scope
The tribe comprises approximately 18 , including Graphipterus, Tetragonoderus, and Cyclicus. -level within Cyclosomini remains active, with new species descriptions continuing (e.g., Graphipterus vignai described in 2020).
Research limitations
Available biological and ecological data are sparse and largely restricted to larval descriptions and type locality records. Most lack published information on diet, , or function.