Tetraleucus
Casey, 1920
Tetraleucus is a of in the , containing only the Tetraleucus picticornis. The genus was described by Thomas Lincoln Casey Jr. in 1920. It is known from North America, with records from the northeastern United States including Vermont.
Pronunciation
How to pronounce Tetraleucus: /tɛtrəˈlɛkjus/
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Identification
As a , Tetraleucus contains only one , Tetraleucus picticornis. The genus can be distinguished from related Platynini by the combination of its monotypic status and the specific epithet 'picticornis' referring to marked or colored . Generic-level characters align with Platyninae features: thread-like antennae, slender body form, and elongated legs typical of in this group.
Images
Distribution
North America; recorded from Vermont, United States. The full range within North America is not well documented.
Ecological Role
As a member of , likely functions as a in soil and ground-level , though specific ecological roles for this have not been documented.
Similar Taxa
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Taxonomic history
Casey (1920) established this based on specimens of what became Tetraleucus picticornis. The genus has remained for over a century, suggesting either genuine rarity or limited collection effort.