Checklist of the Dytiscidae (Coleoptera) of Louisiana
Matthew
L. Gimmel
Louisiana
State Arthropod Museum
Louisiana
State University
Baton
Rouge, Louisiana, USA 70803
phalacrid(AT)gmail.com
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back frequently for updates!
Last updated: 08 September 2009
25 genera, 50 species (+ 8 species of probable occurrence)
Subfamily COPELATINAE
Copelatus caelatipennis princeps Young, 1963
Distribution: Acadia, Saint Landry, Terrebonne, Vermilion
Source: LSAM (det. J.J. Pulliam, III; M. Gimmel); Young (1963: 73)
Copelatus chevrolati Aubé, 1838
Distribution: East Baton Rouge, Livingston, Saint Landry, Terrebonne
Source: LSAM (det. B.L. Monroe; M. Gimmel; J.J. Pulliam, III); Larson et al. (2000: 50) (state record only); Young (1963: 74) (state record only)
Copelatus glyphicus (Say, 1823)
Distribution: Beauregard, Cameron, East Baton Rouge, Jefferson, Saint Martin
Source: LSAM (det. B.L. Monroe; D.A. Duerr, II; P.J. Spangler); Larson et al. (2000: 52) (state record only); Young (1963: 62) (state record only)
Subfamily AGABETINAE
Agabetes acuductus (Harris, 1828)
Distribution:
Source: Larson et al. (2000: 57) (state record only)
Subfamily LACCOPHILINAE
Laccophilus fasciatus rufus Melsheimer, 1844
Distribution: Caddo, East Baton Rouge, Lincoln, Livingston, Natchitoches, Saint Martin, Vernon, Washington, West Baton Rouge, West Feliciana
Source: LSAM (det. A.R. Cline); Zimmerman (1970: 78)
Laccophilus gentilis LeConte, 1863
Distribution: Vermilion
Source: LSAM (det. J.J. Pulliam, III); Zimmerman (1970: 229)
Laccophilus maculosus Say, 1823
Distribution: Cameron, East Baton Rouge, Saint Landry
Source: LSAM (det. B.L. Monroe; M. Gimmel; P.J. Spanger)
Laccophilus proximus Say, 1823
Distribution: Acadia, Cameron, East Baton Rouge, Iberia, Lafayette, Natchitoches, Orleans, Plaquemines, Saint Landry, Terrebonne, Vermilion, Vernon
Source: LSAM (det. P.J. Spangler; J.J. Pulliam, III); Zimmerman (1970: 98)
Laccophilus vacaensis Young, 1953
Distribution: Cameron
Source: Zimmerman (1970: 160)
Subfamily HYDROPORINAE
Anodocheilus exiguus (Aubé, 1838)
Distribution: Saint Tammany, Vermilion
Source: LSAM (det. F.N. Young; J.J. Pulliam, III); Young (1974: 11) (state record only)
Bidessonotus inconspicuus (LeConte, 1855)
Distribution: Caddo, East Baton Rouge, East Feliciana, Grant, Livingston, Natchitoches, Rapides, Saint Tammany
Source: LSAM (det. F.N. Young; K.B. Miller); Balfour-Browne (1947: 433) (state record only); Young (1990: 362) (state record only); Larson et al. (2000: 106) (state record only)
Bidessonotus pulicarius (Aubé, 1838)
Distribution: Saint Landry, Terrebonne
Source: LSAM (det. J.J. Pulliam, III; M. Gimmel); Young (1990: 360) (state record only); Larson et al. (2000: 107) (state record only)
Celina angustata Aubé, 1838
Distribution: Beauregard, Cameron, East Baton Rouge, East Feliciana, Vermilion
Source: LSAM (det. P.J. Spangler; J.J. Pulliam, III)
Celina grossula (LeConte, 1863)
Distribution:
Source: Young (1979: 821) (state record only)
Celina imitatrix Young, 1979
Distribution:
Source: Young (1979: 826) (state record only)
Celina slossoni Mutchler, 1918
Distribution: Vermilion
Source: LSAM (det. J.J. Pulliam, III)
Desmopachria convexa (Aubé, 1838)
Distribution:
Source: Larson et al. (2000: 100) (state record only); Young (1981: 3) (state record only)
Desmopachria dispersa (Crotch, 1873)
Distribution: East Baton Rouge, West Feliciana
Source: LSAM (det. F.N. Young)
Desmopachria grana (LeConte, 1855)
Distribution: East Baton Rouge, Iberia, Iberville, Jefferson, Jefferson Davis, Saint Tammany
Source: LSAM (det. B.L. Monroe; K.B. Miller; J.J. Pulliam, III); Young (1981: 4) (state record only)
Desmopachria seminola Young, 1951
Distribution:
Source: Larson et al. (2000: 98) (state record only)
Heterosternuta pulcher (LeConte, 1855)
Distribution: East Baton Rouge
Source: LSAM (det. M. Gimmel)
[Hydrocolus deflatus (Fall, 1923)]
Distribution: probably occurs in Louisiana
Source: Larson et al. (2000: 414) ("coastal plain of the eastern United states")
Hydrocolus oblitus (Aubé, 1838)
Distribution: Grant, Rapides
Source: Larson et al. (2000: 420)
[Hydroporus rufilabris Sharp, 1882]
Distribution: probably occurs in Louisiana
Source: Larson et al. (2000: 311) ("Ohio and Michigan to the Gulf Coast in Texas")
Hydrovatus pustulatus (Melsheimer, 1844)
Distribution: Cameron, East Baton Rouge
Source: LSAM (det. B.L. Monroe; P.J. Spangler)
Hygrotus acaroides (LeConte, 1855)
Distribution: record from the Avoyelles Parish area
Source: Anderson (1971: 508) (map only)
Hygrotus nubilus (LeConte, 1855)
Distribution: Acadia, Beauregard, Cameron, East Baton Rouge
Source: LSAM (det. P.J. Spangler; J.J. Pulliam, III); Anderson (1983: 175) (map only)
[Laccornis schusteri Wolfe & Spangler, 1985]
Distribution: probably occurs in Louisiana
Source: Larson et al. (2000: 75) ("western Tennessee and Alabama to eastern Texas")
Liodessus noviaffinis Miller, 1998
Distribution: Cameron, Jefferson, Saint Landry, Saint Mary
Source: LSAM (det. K.B. Miller; M. Gimmel); Miller (1998: 304) (map only)
Liodessus obscurellus (LeConte, 1852)
Distribution: Jefferson Davis, Natchitoches
Source: LSAM (det. K.B. Miller); Miller (1998: 308) (map only)
Lioporeus pilatei (Fall, 1917)
Distribution: Caddo
Source: Wolfe & Matta (1981: 163) (as Falloporus pilatei)
[Lioporeus triangularis (Fall, 1917)]
Distribution: probably occurs in Louisiana
Source: Larson et al. (2000: 240) ("eastern United States south to southern Gulf Coastal Plain")
Neobidessus pullus (LeConte, 1855)
Distribution: Acadia, Cameron, East Baton Rouge, Grant, Jefferson Davis, Lafayette, Madison, Morehouse, Natchitoches, Saint Landry, Saint Tammany, Vermilion, West Feliciana
Source: LSAM (det. P.J. Spangler; F.N. Young; K.B. Miller; M. Gimmel); Young (1977: 9)
[Neoporus aulicus (Aubé, 1838)]
Distribution: probably occurs in Louisiana
Source: Larson et al. (2000: 242) ("Indiana to Florida and Texas")
Neoporus blanchardi (Sherman, 1913)
Distribution:
Source: Larson et al. (2000: 250) (state record only)
Neoporus mellitus (LeConte, 1855)
Distribution: Catahoula, East Feliciana, La Salle, Rapides, Sabine, Vernon, Washington, Webster
Source: LSAM (det. K.B. Miller); Wolfe (1984: 415) (as Hydroporus mellitus)
Neoporus undulatus (Say, 1823)
Distribution: East Baton Rouge
Source: LSAM (det. B.L. Monroe)
Neoporus venustus (LeConte, 1855)
Distribution: Saint Tammany
Source: LSAM (det. J.J. Pulliam, III)
Neoporus vittatipennis (Gemminger & Harold, 1868)
Distribution: East Baton Rouge
Source: LSAM (det. K.B. Miller)
[Pachydrus princeps (Blatchley, 1914)]
Distribution: probably occurs in Louisiana
Source: Larson et al. (2000: 96) ("southeastern United States")
Uvarus granarius (Aubé, 1838)
Distribution: Cameron, Saint Landry, Terrebonne, Vermilion
Source: LSAM (det. P.J. Spangler; K.B. Miller; M. Gimmel)
Uvarus lacustris (Say, 1823)
Distribution: East Baton Rouge, East Feliciana, Grant, Lafayette, Livingston, Natchitoches, Rapides, Saint Landry, Saint Tammany
Source: LSAM (det. F.N. Young; B.L. Monroe; K.B. Miller; M. Gimmel); Larson et al. (2000: 134) (state record only)
Uvarus suburbanus (Fall, 1917)
Distribution:
Source: Larson et al. (2000: 133) (state record only)
Subfamily COLYMBETINAE
Agabus aeruginosus Aubé, 1838
Distribution: Madison
Source: LSAM (det. R.E. Dewalt)
Agabus flavovittatus Larson & Wolfe, 1998
Distribution: Winn
Source: Larson & Wolfe (1998: 45)
[Agabus punctatus Melsheimer, 1844]
Distribution: probably occurs in Louisiana
Source: Larson et al. (2000: 595) ("Massachusetts to South Carolina and west to Kansas and eastern Texas")
Agabus stagninus Say, 1825
Distribution: Saint Tammany
Source: Larson & Wolfe (1998: 44)
Coptotomus interrogatus (Fabricius, 1801)
Distribution: Acadia, Cameron, East Baton Rouge, Iberia, Jefferson, Saint Mary
Source: LSAM (det. B.L. Monroe; P.J. Spangler; J.J. Pulliam, III)
[Hoperius planatus Fall, 1927]
Distribution: probably occurs in Louisiana
Source: Roughley & Larson (2001: 177) ("eastern United States west to Texas and north to about Maryland")
Rhantus calidus (Fabricius, 1792)
Distribution: Jefferson, Natchitoches, Saint Tammany
Source: LSAM (det. JHR.); Zimmerman & Smith (1975: 104)
Subfamily MATINAE
Matus bicarinatus (Say, 1823)
Distribution:
Source: Larson et al. (2000: 741) (state record only)
Subfamily DYTISCINAE
Acilius fraternus (Harris, 1828)
Distribution: East Baton Rouge
Source: LSAM (det. JHR.)
Acilius mediatus (Say, 1823)
Distribution: East Baton Rouge
Source: LSAM (det. B.L. Monroe)
Cybister fimbriolatus (Say, 1823)
Distribution: Acadia, Assumption, Bossier, Cameron, Catahoula, East Baton Rouge, Franklin, Iberville, Lincoln, Saint John the Baptist, Saint Martin, Saint Tammany, Tangipahoa, Tensas, Vermilion, West Feliciana
Source: LSAM (det. B.L. Monroe; P.J. Spangler); Larson et al. (2000: 833) (state record only)
Dytiscus carolinus Aubé, 1838
Distribution: East Baton Rouge, Natchitoches, Saint Martin, Saint Tammany, West Feliciana
Source: LSAM (det. M. Gimmel)
Hydaticus bimarginatus (Say, 1831)
Distribution: Assumption, East Baton Rouge, Iberville, Natchitoches, Saint John the Baptist, Saint Landry
Source: LSAM (det. F.N. Young; B.L. Monroe; M. Gimmel); Roughley & Pengelly (1981: 306) (map only)
Thermonectus basilaris (Harris, 1829)
Distribution: Acadia, Cameron, East Baton Rouge, Grant, Iberia, Jefferson, Jefferson Davis, Lafourche, Rapides, Saint Landry, Saint Mary, Tangipahoa, Tensas, Vermilion
Source: LSAM (det. B.L. Monroe; P.J. Spangler; J.E. Farlow; J.J. Pulliam, III; M. Gimmel)
Thermonectus nigrofasciatus ornaticollis Aubé, 1838
Distribution: Acadia, Cameron, East Baton Rouge
Source: LSAM (det. JHR.; P.J. Spangler)
Anderson, R.D. 1971. Revision of the Nearctic representatives of Hygrotus (Coleoptera: Dytiscidae). Annals of the Entomological Society of America, 64: 503–512.
Anderson, R.D. 1983. Revision of the Nearctic species of Hygrotus groups IV, V, and VI (Coleoptera: Dytiscidae). Annals of the Entomological Society of America, 76: 173–196.
Balfour-Browne, J. 1947. A revision of the genus Bidessonotus Régimbart (Coleoptera: Dytiscidae). Transactions of the Royal Entomological Society of London, 98: 425–448.
Larson, D.J., Y. Alarie and R.E. Roughley. 2000. Predaceous diving beetles (Coleoptera: Dytiscidae) of the Nearctic region, with emphasis on the fauna of Canada and Alaska. Monographs in Biodiversity, NRC Press, Ottawa, Ont.
Larson, D.J. and R.W. Wolfe. 1998. Revision of North American Agabus (Coleoptera: Dytiscidae): the semivittatus-group. The Canadian Entomologist, 130: 27–54.
Miller, K.B. 1998. Revision of the Nearctic Liodessus affinis (Say 1823) species group (Coleoptera: Dytiscidae, Hydroporinae, Bidessini). Entomologica Scandinavica, 29: 281–314.
Roughley, R.E. and D.J. Larson. 2001. Family 12. Dytiscidae [pp. 156-186]. In: American Beetles, Vol. 1: Archostemata, Myxophaga, Adephaga, Polyphaga: Staphyliniformia (R.H. Arnett, Jr. and M.C. Thomas, editors). CRC Press, Boca Raton. 443 pp.
Roughley, R.E. and D.H. Pengelly. 1981. Classification, phylogeny, and zoogeography of Hydaticus Leach (Coleoptera: Dytiscidae) of North America. Quaestiones Entomologicae, 17: 249–309.
Wolfe, G.W. 1984. A revision of the vittatipennis species group of Hydroporus Clairville, subgenus Neoporus Guignot (Coleoptera: Dytiscidae). Transactions of the American Entomological Society, 110: 389–433.
Wolfe, G.W. and J.F. Matta. 1981. Notes on nomenclature and classification of Hydroporus subgenera with the description of a new genus of Hydroporini (Coleoptera: Dytiscidae). Pan-Pacific Entomologist, 57: 149–175.
Young, F.N. 1963. The Nearctic species of Copelatus Erichson (Coleoptera: Dytiscidae). Quarterly Journal of the Florida Academy of Sciences, 26: 56–77.
Young, F.N. 1974. Review of the predaceous water beetles of the genus Anodocheilus (Coleoptera: Dytiscidae: Hydroporinae). Occasional Papers of the Museum of Zoology, University of Michigan, 670: 28 pp.
Young, F.N. 1977. Predaceous water beetles of the genus Neobidessus Young in the Americas north of Colombia (Coleoptera: Dytiscidae, Hydroporinae). Occasional Papers of the Museum of Zoology, University of Michigan, 681: 1–24.
Young, F.N. 1979. A key to the Nearctic species of Celina with descriptions of new species (Coleoptera: Dytiscidae). Journal of the Kansas Entomological Society, 52: 820–830.
Young, F.N. 1981. Predaceous water beetles of the genus Desmopachria: the convexa-grana group (Coleoptera: Dytiscidae). Occasional Papers of the Florida State Collection of Arthropods, 2: 1–11.
Zimmerman, J.R. 1970. A taxonomic revision of the aquatic beetle genus Laccophilus (Dytiscidae) of North America. Memoirs of the American Entomological Society, 26: 1–76.
Zimmerman, J.R. and R.L. Smith. 1975. The genus Rhantus (Coleoptera: Dytiscidae) in North America. Part I. General account of the species. Transactions of the American Entomological Society, 101: 33–123.