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Genus Metaxydytes

Metaxydytes fraternus Sharp - Metaxydytes fraternus dark diving beetle - Metaxydytes fraternus dark diving beetle - Metaxydytes fraternus
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Adephaga
Family Dytiscidae (Predaceous Diving Beetles)
Subfamily Cybistrinae
Genus Metaxydytes
Synonyms and other taxonomic changes
Only species in Florida, M. fraterus, previously placed in Megadytes
Explanation of Names
Metaxydytes Miller, Michat, and Ferreira, 2024
Numbers
6 species in Metaxydytes, all in Neotropics
Size
>20 mm
Identification
elytra without lateral stripe(1); hind tibiae broadened as in Cybister; hind tarsus bearing 2 claws (Cybister has hind tarsus bearing 1 claw), with males having subequal claws and females with one claw significantly longer than the other(1)
Range
neotropical group, with 1 sp. reaching so. FL(2)
Works Cited
1.Predaceous Diving Beetles (Coleoptera: Dytiscidae) of the Nearctic Region, with emphasis on the fauna of Canada and Alaska
D.J. Larson, Y. Alarie, and R.E. Roughley. 2001. NRC 43253.
2.American Beetles, Volume I: Archostemata, Myxophaga, Adephaga, Polyphaga: Staphyliniformia
Arnett, R.H., Jr., and M. C. Thomas. (eds.). 2000. CRC Press LLC, Boca Raton, FL.