Chetostoma
Rondani, 1856
Chetostoma is a of () in the , first described by Camillo Rondani in 1856. The genus comprises approximately 15 described distributed across the Northern Hemisphere, including North America, Europe, and East Asia. Members of this genus are small to -sized , though specific biological details for most species remain poorly documented. The genus is classified within the Trypetinae and tribe Trypetini.
Pronunciation
How to pronounce Chetostoma: //kɛtəˈstɒmə//
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Distribution
Recorded from Denmark (DK), Norway (NO), and Sweden (SE) based on GBIF distribution records. -level records indicate broader Northern Hemisphere distribution, with C. californicum in western North America, C. japonicum in Japan, and additional species across the Palearctic region.
More Details
Taxonomic placement
Chetostoma is placed in the Trypetinae and tribe Trypetini within . The was established by Italian Camillo Rondani in 1856.
Species diversity
The contains at least 15 described : C. admirandum, C. californicum, C. completum, C. continuans, C. curvinerve, C. dilutum, C. ermolenkoi, C. interruptum, C. japonicum, C. melliculum, C. mirabile, C. miraculosum, C. mundum, C. rubidum, and C. stackelbergi.
Observation records
iNaturalist records approximately 150 observations for this , indicating it is infrequently encountered or underreported relative to more conspicuous genera.