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Species Meridiorhantus calidus

what species? - Meridiorhantus calidus Dark water beetle with a light pattern - Meridiorhantus calidus Dark water beetle with a light pattern - Meridiorhantus calidus Diving beetle - Meridiorhantus calidus Predaceous Diving Beetle - Meridiorhantus calidus Predaceous Diving Beetle - Meridiorhantus calidus Rhantus calidus? - Meridiorhantus calidus Meridiorhantus calidus
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Adephaga
Family Dytiscidae (Predaceous Diving Beetles)
Subfamily Colymbetinae
Tribe Colymbetini
Genus Meridiorhantus
Species calidus (Meridiorhantus calidus)
Synonyms and other taxonomic changes
Rhantus calidus (Fabricius, 1792)
Explanation of Names
Meridiorhantus calidus (Fabricius, 1792)(1)(2)
calidus 'hot'
11-14 mm(3)
Adult's head dark brown to black, large eyes, front and top of head with brownish-yellow spot. Elytra with pale band near base and three pale stripes. Pronotum dark brown with two paler spots on the front; most densely punctate behind eyes; angles rounded. Prosternal process convex; metasternum triangularly split. Protarsal claws equal in length.
Mature larvae have no more than 8 setae on cerci. Antennomere 4 is 2/3 or more as long as the third
e. US (NY-FL to TN-TX) and se. AZ to Brazil
A variety of muddy freshwater wetlands including swamps, stream pools, ponds, lakes, and marshes.
Print References
Barman E.H., Lemieux B.R., White B.P. (2006) Corrections for identification of mature larvae of Rhantus calidus (Fabricius) and Hoperius planatus Fall (Coleoptera: Dytiscidae) in Georgia. Georgia J. Sci. 64: 131-134. (Full text)

Pintar, MR. 2024. New records and notes on the distribution of aquatic insects (Coleoptera, Hemiptera) in southeastern Arizona. Western North American Naturalist 84 (1): 125–132. (full text)