Biology:List of obsolete taxa

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In the history of the Linnaean classification system, many taxa (e.g. species, genera, families, and higher taxonomic ranks) have become defunct or obsolete, and are no longer used.

Kingdoms

Taxon Classification(s) used Contents
Kingdom Bionta Walton (1930)[1]

Animals

Taxon Classification(s) used Contents
Class Vermes Linnaeus Worms
Order Agriae Linnaeus (1748)[2] Anteaters and pangolins
Order Anthropomorpha Linnaeus (1740,[3] 1748)[2] 1740: Primates, anteaters, and sloths

1748: Primates and sloths

Order Belluae Linnaeus (1758,[4] 1766)[5] 1758: Horses and hippopotamuses

1766: as above plus pigs, and rhinoceroses

Order Bestiae Linnaeus (1758)[4] Pigs, armadillos, hedgehogs, moles, shrews, and opossums
Order Bruta Linnaeus (1758,[4] 1766)[5] 1758: Elephants, manatees, sloths, anteaters, pangolins

1766: as above plus armadillos

Suborder Gravigrada
Order Insectivora Several Hedgehog, shrews, moles, tenrecs, golden moles, otter shrews, solenodons, and sometimes elephant-shrews, treeshrews, and colugos
Order Jumenta Linnaeus (1740,[3] 1748)[2] 1740: Shrews, horses, elephants, hippopotamuses, and pigs

1748: as above plus rhinoceroses

Order Lipotyphla
Order and/or Suborder Pachydermata Perissodactyls, elephants, hippopotamuses, peccaries, pigs, and sometimes camels
Order Quaternates Blainville (1839)[6] Gravigrada, Pachydermata and Ruminantia
Order Secundates Blainville (1839)[6] Chiroptera, Insectivora and Carnivora
Order Tertiates Blainville (1839)[6] Glires
Superorder Archonta Primates, Bats, Colugos, Treeshrews, and sometimes Elephant shrews
Genus Simia Apes (but not humans) and monkeys
Genus Tylognathus Heckel A variety of freshwater ray finned fish
Genus Brochis Cope Three Catfish in the family Callichthyidae

Protists

Taxon Classification(s) used Contents
Phylum Sarcodina
  • Actinopoda (amoeba) (fr)
  • Rhizopoda
  • Proteomyxa

References

  1. ↑ Walton, Lee Barker (1930). "Studies Concerning Organisms Occurring in Water Supplies With Particular Reference to Those Founded in Ohio". Ohio Biological Survey Bulletin, 24. pp. 1–86. 
  2. ↑ 2.0 2.1 2.2 Linnaeus, C. 1748. Systema naturae sistens regna tria naturae, in classes et ordines genera et species, redacta tabulisque aeneis illustrata. Lipsiae: Kiesewetter.
  3. ↑ 3.0 3.1 Linnaeus, C. 1740. Systema Naturae in quo Naturae Regna tria, secundum. Classes, Ordines, Genera, Species, systematice proponuntur. Stockholm: Kiesewetter.
  4. ↑ 4.0 4.1 4.2 Linnaeus, C. 1758. Systema naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. Vol. 1: Regnum animale. Editio decima, reformata. Stockholm: Laurentii Salvii.
  5. ↑ 5.0 5.1 Linnaeus, C. 1766. Systema naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. Vol. 1: Regnum animale. Editio decima, reformata. Stockholm: Laurentii Salvii.
  6. ↑ 6.0 6.1 6.2 Blainville, Henri-Marie Ducrotay de (1839). "Nouvelle classification des Mammifères". Annales Françaises et Etrangères d'Anatomie et de Physiologie Appliquées à la Médicine et à l'Histoire Naturelle, 3. pp. 268–269. 



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