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Tribe Hydaticini

Guide Page needed for this species - Hydaticus bimarinatus - Hydaticus bimarginatus Hydaticus aruspex - male Prodaticus bimarginatus? - Hydaticus bimarginatus Unknown Aquatic Beetle - Hydaticus bimarginatus Unknown Dytiscid - Hydaticus bimarginatus Hydaticus - Hydaticus piceus - male Hydaticus bimarginatus - female Hydaticus bimarginatus
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Adephaga (Ground and Water Beetles)
Family Dytiscidae (Predaceous Diving Beetles)
Subfamily Dytiscinae
Tribe Hydaticini
Numbers
2 genera, with 4 spp. in our area and ~140 spp. worldwide(1)
Size
8.5–20.5 mm(1)
Range
Hydaticus is a small (7 spp.) holarctic genus, Prodaticus is a large, mostly tropical worldwide genus, with a few holarctic spp.(1)
Works Cited
1.Phylogeny and classification of the tribe Hydaticini (Coleoptera: Dytiscidae)...
Miller K.B., Bergsten J., Whiting M.F. 2009. Zoologica Scripta, 1-25.