Standing-water
Guides
Oodini
Oodini is a tribe of ground beetles (Carabidae: Harpalinae) containing over 400 species in 43 genera, with highest diversity in tropical Africa. Members are generally associated with standing water habitats. The tribe is distinguished by two diagnostic morphological characters: a laterally coadunate metepisternum and an elytral ridge formed by fusion of elytral intervals 7 and 8.
Sminthurides malmgreni
Malmgren's Springtail
Sminthurides malmgreni is a puddle springtail species in the family Sminthurididae, distributed across the United States and Europe. It inhabits standing water environments, including puddles and wet leaf litter. The species exhibits pronounced sexual dimorphism in antenna structure, with males possessing distinctive modified antennae.