''Thermonectus sibleyi'' is a species of
diving beetle
The Dytiscidae – based on the Greek ''dytikos'' (δυτικός), "able to dive" – are the predaceous diving beetles, a Family (biology), family of water beetles. They occur in virtually any freshwater habitat around the world, but a ...
native to western
Mexico and southern
Arizona,
United States. ''T. sibleyi'' reaches a total length of and has an overall light, speckled color pattern.
References
{{DEFAULTSORT:Thermonectus sibleyi
Dytiscidae
Beetles of North America
Beetles described in 1981