Alexiidae

Family of beetles

Alexiidae
Sphaerosoma pilosum (Panzer, 1793) Size: 1.5 mm.
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Coleoptera
Infraorder: Cucujiformia
Superfamily: Coccinelloidea
Family: Alexiidae
Imhoff, 1856
Genus: Sphaerosoma
Stephens, 1832
Synonyms
  • Sphaerosoma Samouelle, 1819 (Nom. Nud.)
  • Alexia Stephens, 1833
  • Hygrotophila Chevrolat in Dejean, 1836
  • Lamprosphaerula Apfelbeck, 1910
  • Neosphaerula Apfelbeck, 1910
  • Arthrosphaerula Apfelbeck, 1915

Alexiidae is a family of beetles. It contains a single genus, Sphaerosoma, formerly included within the family Cerylonidae, with around 50 species which are native to the western Palearctic. Species of Sphaerosoma are very small, around 1 to 2 mm in length rounded beetles with clubbed antennae. They are fungivores, having been observed feeding on mushrooms, and have also been found in leaf litter and on decaying bark.[1]

Taxonomy

There has been considerable confusion regarding the type species and authorship of the genus; most older sources consider the author and species to be Sphaerosoma quercus Samouelle, 1819. That name is now considered to be a nomen nudum, and the valid name for Samouelle's species is Sphaerosoma piliferum (Müller, 1821). The type species is now considered to be Sphaerosoma quercus Stephens, 1832, which is itself a junior synonym of Sphaerosoma pilosum (Panzer, 1793).[2] Alexiidae has been recovered as part of the superfamily Coccinelloidea as the sister group of Latridiidae.[3]

Species

  • Sphaerosoma algiricum (Reitter, 1889)
  • Sphaerosoma alutaceum (Reitter, 1883)
  • Sphaerosoma antennarium Apfelbeck, 1909
  • Sphaerosoma apuanum Reitter, 1909
  • Sphaerosoma bicome Peyerimhoff, 1917
  • Sphaerosoma bosnicum (Reitter, 1885)
  • Sphaerosoma carniolicum Apfelbeck, 1915
  • Sphaerosoma carpathicum (Reitter, 1883)
  • Sphaerosoma circassicum (Reitter, 1888)
  • Sphaerosoma clamboides (Reitter, 1888)
  • Sphaerosoma compressum (Reitter, 1901)
  • Sphaerosoma corcyreum (Reitter, 1883)
  • Sphaerosoma csikii Apfelbeck, 1915
  • Sphaerosoma diversepunctatum Roubal, 1932
  • Sphaerosoma fiorii Ganglbauer, 1899
  • Sphaerosoma globosum (Sturm, 1807)
  • Sphaerosoma hemisphaericum Ganglbauer, 1899
  • Sphaerosoma hispanicum Obenberger, 1917
  • Sphaerosoma laevicolle (Reitter, 1883)
  • Sphaerosoma latitarse Apfelbeck, 1915
  • Sphaerosoma lederi (Reitter, 1888)
  • Sphaerosoma leonhardi Apfelbeck, 1915
  • Sphaerosoma libani Sahlberg, 1913
  • Sphaerosoma maritimum (Reitter, 1904)
  • Sphaerosoma merditanum Apfelbeck, 1915
  • Sphaerosoma meridionale (Reitter, 1883)
  • Sphaerosoma nevadense (Reitter, 1883)
  • Sphaerosoma normandi Peyerimhoff, 1917
  • Sphaerosoma obscuricorne Obenberger, 1917
  • Sphaerosoma obsoletum (Reitter, 1883)
  • Sphaerosoma paganetti Obenberger, 1913
  • Sphaerosoma piliferum (Müller, 1821)
  • Sphaerosoma pilosellum (Reitter, 1877)
  • Sphaerosoma pilosissimum (Frivaldszky, 1881)
  • Sphaerosoma pilosum (Panzer, 1793)
  • Sphaerosoma pubescens (Frivaldszky, 1881)
  • Sphaerosoma punctatum (Reitter, 1878)
  • Sphaerosoma puncticolle (Reitter, 1883)
  • Sphaerosoma purkynei Obenberger, 1917
  • Sphaerosoma rambouseki Apfelbeck, 1916
  • Sphaerosoma reitteri (Ormay, 1888)
  • Sphaerosoma rotundatum Obenberger, 1913
  • Sphaerosoma scymnoides (Reitter, 1885)
  • Sphaerosoma seidlitzi (Reitter, 1889)
  • Sphaerosoma shardaghense Apfelbeck, 1915
  • Sphaerosoma solarii Reitter, 1904
  • Sphaerosoma sparsum Reitter, 1909
  • Sphaerosoma sturanyi Apfelbeck, 1909
  • Sphaerosoma subglabrum Peyerimhoff, 1917
  • Sphaerosoma sublaeve (Reitter, 1883)
  • Sphaerosoma tingitanum Peyerimhoff, 1917
  • Sphaerosoma vallambrosae (Reitter, 1885)
  • Sphaerosoma winneguthi Apfelbeck, 1915

References

  1. ^ Ślipinśki, Adam and Tomaszewska, Wioletta. "10.30. Alexiidae Imhoff, 1856". Volume 2 Morphology and Systematics (Elateroidea, Bostrichiformia, Cucujiformia partim), edited by Willy Kükenthal, Richard A.B. Leschen, Rolf G. Beutel and John F. Lawrence, Berlin, New York: De Gruyter, 2011, pp. 432-434.
  2. ^ Löbl, I.; Smetana, A., eds. (2010). "Errata for Volume 4". Catalogue of Palaearctic Coleoptera. Volume 6. Chrysomeloidea. Stenstrup, Denmark: Apollo Books. ISBN 978-87-88757-84-2.
  3. ^ Cai, Chenyang; Tihelka, Erik; Giacomelli, Mattia; Lawrence, John F.; Ślipiński, Adam; Kundrata, Robin; Yamamoto, Shûhei; Thayer, Margaret K.; Newton, Alfred F.; Leschen, Richard A. B.; Gimmel, Matthew L.; Lü, Liang; Engel, Michael S.; Bouchard, Patrice; Huang, Diying (March 2022). "Integrated phylogenomics and fossil data illuminate the evolution of beetles". Royal Society Open Science. 9 (3): 211771. doi:10.1098/rsos.211771. ISSN 2054-5703. PMC 8941382. PMID 35345430.

External links

  • Alexiidae Tree of Life
  • Data related to Alexiidae at Wikispecies
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Extant Coleoptera families
Suborder Archostemata
  • Crowsoniellidae (Crowsoniella relicta)
  • Cupedidae (reticulated beetles)
  • Jurodidae (Sikhotealinia zhiltzovae)
  • Micromalthidae (telephone-pole beetle)
  • Ommatidae
Suborder Adephaga
Extant families
  • Amphizoidae (trout-stream beetles)
  • Aspidytidae
  • Carabidae (ground beetles)
  • Cicindelidae (tiger beetles)
  • Dytiscidae (predaceous diving beetles)
  • Gyrinidae (whirligig beetles)
  • Haliplidae (crawling water beetles)
  • Hygrobiidae
  • Meruidae (Meru phyllisae)
  • Noteridae (burrowing water beetles)
  • Trachypachidae (false ground beetles)
Suborder Myxophaga
Suborder Polyphaga
Bostrichiformia
Bostrichoidea
  • Bostrichidae (auger beetles)
  • Dermestidae (skin beetles)
  • Endecatomidae
  • Jacobsoniidae (Jacobson's beetles)
  • Nosodendridae (wounded-tree beetles)
  • Ptiniidae (furniture beetles, death watch beetles, spider beetles)
Derodontoidea
  • Derodontidae (tooth-necked fungus beetles)
Cucujiformia
Chrysomeloidea
Cleroidea
Coccinelloidea
Cucujoidea
Curculionoidea
(weevils)
  • Anthribidae (fungus weevils)
  • Attelabidae (leaf-rolling weevils)
  • Belidae (primitive weevils)
  • Brentidae (straight snout weevils, New York weevil)
  • Caridae
  • Curculionidae (true weevils, bark beetles, ambrosia beetles)
  • Nemonychidae (pine flower weevils)
Lymexyloidea
  • Lymexylidae (ship-timber beetles)
Tenebrionoidea
  • Aderidae (ant-like leaf beetles)
  • Anthicidae (ant-like flower beetles)
  • Archeocrypticidae (cryptic fungus beetles)
  • Boridae (conifer bark beetles)
  • Chalcodryidae
  • Ciidae (minute tree-fungus beetles)
  • Melandryidae (false darkling beetles)
  • Meloidae (blister beetles)
  • Mordellidae (tumbling flower beetles)
  • Mycetophagidae (hairy fungus beetles)
  • Mycteridae (palm and flower beetles)
  • Oedemeridae (false blister beetle)
  • Perimylopidae, or Promecheilidae
  • Prostomidae (jugular-horned beetles)
  • Pterogeniidae
  • Pyrochroidae (fire-coloured beetles)
  • Pythidae (dead log bark beetles)
  • Ripiphoridae (wedge-shaped beetles)
  • Salpingidae (narrow-waisted bark beetles)
  • Scraptiidae (false flower beetles)
  • Stenotrachelidae (false longhorn beetles)
  • Synchroidae (synchroa bark beetles)
  • Tenebrionidae (darkling beetles)
  • Tetratomidae (polypore fungus beetles)
  • Trictenotomidae
  • Ulodidae
  • Zopheridae (ironclad beetles, cylindrical bark beetles)
Elateriformia
Buprestoidea
  • Buprestidae (jewel beetles, or metallic wood-boring beetles)
  • Schizopodidae
Byrrhoidea
  • Byrrhidae (pill beetles)
  • Callirhipidae (cedar beetles)
  • Chelonariidae (turtle beetles)
  • Cneoglossidae
  • Dryopidae (long-toed water beetles)
  • Elmidae (riffle beetles)
  • Eulichadidae (forest stream beetles)
  • Heteroceridae (variegated mud-loving beetles)
  • Limnichidae (minute mud beetles)
  • Lutrochidae (travertine beetles)
  • Psephenidae (water-penny beetles)
  • Ptilodactylidae
Dascilloidea
  • Dascillidae (soft bodied plant beetles)
  • Rhipiceridae (cicada beetle, cicada parasite beetles)
Elateroidea
  • Artematopodidae (soft-bodied plant beetles)
  • Brachypsectridae (Texas beetles)
  • Cantharidae (soldier beetles)
  • Cerophytidae (rare click beetles)
  • Elateridae (click beetles)
  • Eucnemidae (false click beetles)
  • Jurasaidae
  • Lampyridae (fireflies)
  • Lycidae (net-winged beetles)
  • Omethidae (false fireflies, long-lipped beetles)
  • Phengodidae (glowworm beetles)
  • Rhagophthalmidae
  • Sinopyrophoridae
  • Throscidae (false metallic wood-boring beetles)
Rhinorhipoidea
  • Rhinorhipidae (Rhinorhipus tamborinensis)
Scirtoidea
Scarabaeiformia
Scarabaeoidea
  • Belohinidae (Belohina inexpectata)
  • Bolboceratidae
  • Diphyllostomatidae (false stag beetles)
  • Geotrupidae (dor beetles)
  • Glaphyridae (bumble bee scarab beetles)
  • Glaresidae (enigmatic scarab beetles)
  • Hybosoridae (scavenger scarab beetles)
  • Lucanidae (stag beetles)
  • Ochodaeidae (sand-loving scarab beetles)
  • Passalidae (betsy beetles)
  • Pleocomidae (rain beetles)
  • Scarabaeidae (scarabs)
  • Trogidae (hide beetles)
Staphyliniformia
Histeroidea
  • Histeridae (clown beetles)
  • Sphaeritidae (false clown beetles)
  • Synteliidae
Hydrophiloidea
Staphylinoidea
  • Agyrtidae (primitive carrion beetles)
  • Hydraenidae
  • Leiodidae (round fungus beetles)
  • Ptiliidae (feather-winged beetles)
  • Silphidae (carrion beetles)
  • Staphylinidae (rove beetles)
Taxon identifiers
Alexiidae


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