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Genus Celina

Beetle8395 - Celina angustata Celina - Celina angustata Dytiscid? - Celina hubbelli Dytiscid - Celina angustata - male Charles City County Beetle - Celina Celina hubbelli Orange-brown predaceous diver - Celina Pennsylvania Beetle for ID - Celina hubbelli
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Adephaga
Family Dytiscidae (Predaceous Diving Beetles)
Subfamily Hydroporinae
Genus Celina
Explanation of Names
Celina Aubé 1837
Numbers
9 spp. in our area(1) (C. hubbelli reaches Canada(2)), 34 total(3)
Size
2.8-6.8 mm(4)
Identification
apex of elytra and abdomen protruding into a sharp spine
keys to spp. in (4)(5)
Range
New World, primarily Neotropical(6); in our area, e. US (NY-WI to FL-TX) and adjacent Canada(4)
Habitat
shallow pools and ponds with cattails (Typha spp.)
Remarks
our only representative of the tribe Methlini Branden 1885 that includes one more genus (Old World)(3)
spines at the apex of the elytra and abdomen are used to pierce cattails and obtain oxygen without swimming to the surface (Hilsenhoff 1994)
Print References
Hilsenhoff W.L. (1994) Dytiscidae and Noteridae of Wisconsin (Coleoptera). V. Distribution, habitat, life cycle, and identification of Hydroporinae, except Hydroporus Clairville sensu lato. Great Lakes Entomol. 26: 275-295.
Works Cited
1.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.
2.Bousquet Y., ed. (1991) Checklist of the beetles of Canada and Alaska
3.A World Catalogue of the Family Dytiscidae, or the Diving Beetles (Coleoptera, Adephaga)
Nilsson and Hajek. 2019. Distributed by authors.
4.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.
5.A key to the Nearctic species of Celina with descriptions of new species (Coleoptera: Dytiscidae)
Young F.N. 1979. J. Kans. Ent. Soc. 52: 820-830.
6.The Water Beetles of Florida
Epler J.H. 2010. Florida Department of Environmental Protection. Tallahassee. 414 pp.