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Species Dineutus assimilis

Whirligig Beetle - Dineutus assimilis Whirligig Beetle - Dineutus assimilis Dineutus sp - Dineutus assimilis Dineutus assimilis - male Whirligig Beetle - Dineutus assimilis Whirligig Beetle - Dineutus assimilis Whirligig Beetle - Dineutus assimilis Dineutus assimilis (Kirby) - Dineutus assimilis - female
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Adephaga (Ground and Water Beetles)
Family Gyrinidae (Whirligig Beetles)
Subfamily Gyrininae
Genus Dineutus
Species assimilis (Dineutus assimilis)
Explanation of Names
Dineutus assimilis (Kirby 1837)
Size
♂ 9.9–11.1 mm, ♀ 10–11.3 mm(1)
Identification
Fore tibia straight preapically, with outer angle merely rectangular; elytral apices separated vs. D. nigrior(2)
Range
transcontinental in Canada (NS-BC), east of the Rocky Mts in the US south to n.FL-TX-e.AZ(1)
See Also
easily confused with D. nigrior or D. productus (2)
Print References
Davis C.C. (1961) A study of the hatching process in aquatic invertebrates. III. Hatching in Dineutus assimilis Aubé (Coleoptera, Gyrinidae). Internat'l Rev. Gesamten Hydrobiol. 46(3): 429-433.
Freilich J.E. (1986) Contact behavior of the whirligig beetles Dineutus assimilis (Coleoptera: Gyrinidae). Entomol. News. 97(5): 215-221.
Kight S.L., Jenkins J.R., Ng B.J. (1996) Differential contact behavior by female whirligig beetles, Dineutus assimilis Kirby (Coleoptera: Gyrinidae). Kans. Entomol. Soc. 69(4): 360-362.
Nurnberger B. (1996) Local dynamics and dispersal in a structured population of the whirligig beetle Dineutus assimilis. Oecologia 106(3): 325-336.
Nurnberger B., Harrison R.G. (1995) Spatial population structure in the whirligig beetle Dineutus assimilis: Evolutionary inferences based on mitochondrial DNA and field data. Evolution 49(2): 266-275.
Pappas C.D. (1975) Fine structure of the dorsal and ventral eyes of Dineutus assimilis Kirby (Coleoptera: Gyrinidae). Dissert. Abstr. (B) 35(7): 3371.
Works Cited
1.The New World whirligig beetles of the genus Dineutus Macleay, 1825 (Coleoptera, Gyrinidae, Gyrininae, Dineutini)
Gustafson GT, Miller KB. 2015. Zookeys; 476: 1-135.
2.The Water Beetles of Florida
Epler J.H. 2010. Florida Department of Environmental Protection. Tallahassee. 414 pp.