Tetragonoderus
Dejean, 1829
Species Guides
5Tetragonoderus is a of ground beetles in the Carabidae, Lebiinae, and tribe Cyclosomini. The genus contains approximately 101 described distributed primarily in tropical and subtropical regions. Larval has been documented for at least one species, revealing developmental stages adapted to specific conditions.
Pronunciation
How to pronounce Tetragonoderus: /tɛˌtræɡoʊˈnoʊdərəs/
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Images
Habitat
One , Tetragonoderus (Crossonychus) variegatus, has been documented from Neotropical beach environments. The broader likely occupies diverse terrestrial given its wide distribution, though specific habitat associations for most species remain unreported.
Distribution
Neotropical region (documented for T. variegatus). Additional distribution records include Vermont, United States. The as a whole has a broad tropical and subtropical distribution with at least 101 described .
Life Cycle
Larvae develop through multiple instars. A late instar larva of T. variegatus has been described and compared morphologically with its first instar, revealing developmental changes in body structure.
Similar Taxa
- CyclicusLarval has been explicitly compared between Tetragonoderus and Cyclicus, indicating close taxonomic relationship within tribe Cyclosomini and potential similarity in larval body plan.