Tropisternus

Superregnum: Eukaryota
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Ecdysozoa
Cladus: Panarthropoda
Phylum: Arthropoda
Subphylum: Hexapoda
Classis: Insecta
Cladus: Dicondylia
Subclassis: Pterygota
Ordo: Coleoptera
Subordo: Polyphaga
Infraordo: Staphyliniformia
Superfamilia: Hydrophiloidea

Familia: Hydrophilidae
Subfamilia: Hydrophilinae
Tribus: Hydrophilini
Subtribus: Hydrophilina
Genus: Tropisternus
References

Hansen, M. 1991: The hydrophilid beetles: phylogeny, classification and a revision of the genera (Coleoptera, Hydrophiloidea). Biologiske skrifter, 40 ISSN: 0366-3612 ISBN 87-7304-226-9 Google books
Spangler, P.J.; Short, A.E.Z. 2008: Three new species of Neotropical Tropisternus Solier (Coleoptera: Hydrophilidae). Zootaxa, 1917: 65–68. Abstract & excerpt
Torres, P.L.M.; Michat, M.C.; Archangelsky, M. 2008: Description of the preimaginal stages of three species of the genus Tropisternus Solier, subgenus Strepitornus Hansen (Coleoptera: Hydrophilidae), with emphasis on morphometry and chaetotaxy. Zootaxa, 1702: 1–25. Abstract & excerpt
Torres, P.L.M.; Michat, M.C.; Archangelsky, M. 2011: The immature stages of Tropisternus (Pleurhomus) sahlbergi (Sharp) (Coleoptera: Hydrophilidae), with considerations on the primary chaetotaxy of Tropisternus Solier. Zootaxa, 2777: 25–40. Preview
Torres, P.L.M. et al. 2014: Description of immatures of the genus Tropisternus Solier, subgenus Pristoternus Orchymont (Coleoptera: Hydrophilidae), with emphasis on the chaetotaxy and morphometry of larval forms. Zootaxa 3790(2): 380–398. DOI: 10.11646/zootaxa.3790.2.6 Reference page.

Tropisternus is a genus of hydrophilid beetles with 63 species in five subgenera in North and South America.[1][2][3][4][5][6]
Species

Subgenus Homostethus
Tropisternus cordieri Orchymont, 1922
Tropisternus falli Orchymont, 1922
Tropisternus metallescens Orchymont, 1922
Subgenus Pleurhomus
Tropisternus sahlbergi (Sharp, 1883)
Subgenus Pristoternus
Tropisternus acaragua Bachmann, 1970
Tropisternus apicipalpis (Chevrolat, 1834)
Tropisternus azurescens Orchymont, 1921
Tropisternus baeri Orchymont, 1921
Tropisternus breviceps Sharp, 1883
Tropisternus brevicollis Sharp, 1882
Tropisternus bruchi Orchymont, 1921
Tropisternus chalybeus Castelnau, 1840
Tropisternus chontalensis Sharp, 1882
Tropisternus crassus Sharp, 1882
Tropisternus dilatatus Bruch, 1915
Tropisternus ebenus (Klug, 1829)
Tropisternus flavipalpis Sharp, 1883
Tropisternus gaeae Bachmann, 1969
Tropisternus laevis (Sturm, 1826)
Tropisternus latus (Brullé, 1837)
Tropisternus mergus Say, 1835
Tropisternus missionum Fernández & Bachmann, 2000
Tropisternus mutatus Orchymont, 1921
Tropisternus noa Fernández & Bachmann, 2000
Tropisternus obesus Bruch, 1915
Tropisternus oculatus Sharp, 1882
Tropisternus ovalis Castelnau, 1840
Tropisternus paredesi Leech, 1943
Tropisternus phyllisae Spangler & Short, 2008
Tropisternus regimbarti Orchymont, 1921
Tropisternus robustus Sharp, 1883
Tropisternus sanapana Bachmann, 1970
Tropisternus variolosus Hansen, 1999

Subgenus Strepitornus
Tropisternus collaris (Fabricius, 1775)
Tropisternus niger Orchymont, 1938
Tropisternus parananus Sharp, 1883
Subgenus Tropisternus
Tropisternus affinis Motschulsky, 1859
Tropisternus blatchleyi Orchymont, 1922
Tropisternus burmeisteri Fernández & Bachmann, 1980
Tropisternus californicus (LeConte, 1855)
Tropisternus carinispina Orchymont, 1922
Tropisternus columbianus Brown, 1931
Tropisternus flavescens Orchymont, 1922
Tropisternus fuscitarsis Sharp, 1882
Tropisternus glaber (Herbst, 1797)
Tropisternus ignoratus Knisch, 1921
Tropisternus jolyi Spangler, 1981
Tropisternus knischi Orchymont, 1943
Tropisternus lancifer Sharp, 1883
Tropisternus lateralis (Fabricius, 1775)
Tropisternus longispina Fernández & Bachmann, 1980
Tropisternus mixtus (LeConte, 1855)
Tropisternus natator Orchymont, 1938
Tropisternus obscurus Sharp, 1882
Tropisternus orvus Leech, 1945
Tropisternus quadristriatus (Horn, 1871)
Tropisternus richmondi Spangler & Short, 2008
Tropisternus salsamentus Fall, 1901
Tropisternus setiger (Germar, 1824)
Tropisternus sharpi Orchymont, 1922
Tropisternus sublaevis (LeConte, 1855)
Tropisternus surinamensis Spangler & Short, 2008
Tropisternus tinctus Sharp, 1882

References

Torres, Patricia L. M.; Michat, Mariano C.; Archangelsky, Miguel; Fernandez, Liliana A. (2014). "Description of immatures of the genus Tropisternus Solier, subgenus Pristoternus Orchymont (Coleoptera: Hydrophilidae), with emphasis on the chaetotaxy and morphometry of larval forms". Zootaxa. 3790 (2): 380–398. doi:10.11646/zootaxa.3790.2.6. PMID 24869873.
Spangler, Paul J.; Short, Andrew Edward Z. (2008). "Three new species of Neotropical Tropisternus Solier (Coleoptera: Hydrophilidae)". Zootaxa. 1917: 65–68. doi:10.11646/zootaxa.1917.1.6.
"Tropisternus Solier, 1834". ITIS. Retrieved July 17, 2015.
Short, Andrew E. Z.; Hebauer, F. (2006). "World Catalogue of Hydrophiloidea – additions and corrections, 1 (1999–2005) (Coleoptera)" (PDF). Koleopterologische Rundschau. 76: 315–359. Archived from the original (PDF) on August 1, 2015.
Short, Andrew E.Z.; Fikåček, Martin (2011). "World catalogue of the Hydrophiloidea (Coleoptera): additions and corrections II (2006-1010)" (PDF). Acta Entomologica Musei Nationalis Pragae. 51 (1): 83–122. Archived from the original (PDF) on July 26, 2015.
Hansen, Michael (1999). World Catalogue of Insects Volume 2: Hydrophiloidea (s. str.) (Coleoptera). Stenstrup: Apollo Books. ISBN 8788757315.