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Species Laccophilus maculosus - Dingy Diver

¤ - Laccophilus maculosus Laccophilus maculosus? - Laccophilus maculosus Laccophilus maculosus Laccophilus maculosus Small Diving beetle - Laccophilus maculosus Laccophilus maculosus (Say) - Laccophilus maculosus Laccophilus maculosus dytiscid - Laccophilus maculosus
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 Laccophilinae
Genus Laccophilus
Species maculosus (Dingy Diver)
Synonyms and other taxonomic changes
Laccophilus maculosus (Say)
Orig. Comb: Laccophilus maculosus Say 1823
3 subspecies recognized (1)
4.6-6.4 mm (1)
Relatively large compared to other members of the genus; overall brownish in colour with elytra irrorate (freckled); the density of freckling varied, with the greatest around pale spots located along lateral, basal, and sutural margins.
L. maculosus: CA-GA-ME-WA (apparently absent from OK, AR, LA, MS, FL) / common across so. Can. / n. Mex. (1),(2)
L. m. maculosus east of the Great Plains;
L. m. decipiens Great Plains and west;
L. m. shermani AZ-TX / Mex.
The ranges of L.m. decipiens and L.m. maculosus do overlap in their eastern and western limits of their distributions respectively and intergradation of these 2 subspecies does occur.
Permanent ponds and pools (1)
mostly: Apr-Sept (BG data)
Comes to lights
See Also
Size: 3.6-4.6 mm - Range: NM-FL-NH-WY / Ont. (3 spmns) / Mex.
Laccophilus proximus Say
Det. Tim Loh, 2011
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.Checklist of the Water Beetles of Florida.
Epler, J.H. 2010. Self-published on the Web.