Biology:Bethalus

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Bethalus is a genus of woodlice belonging to the family Armadillidae. The type specimen for this species was originally designated as Armadillo nigrinus by Gustav Budde-Lund in 1885 but in 1909 he revised this designation to Bethalus nigrinus, creating a new genus in the process. The type specimen is believed to have been collected in South Africa[1]. There are at least 20 species in this genus.

Description

This genus is able to conglobate. The epimera (side plates) on their first and second pereon segments have small lobes.[2]

Distribution

Bethalus spp. are found in South Africa, Malawi, and Mozambique[1]. Bethalus live in very dry environments in comparison to many other isopod genera.[2]

Species

Numerous species have been described in Bethalus, including:[3][4]

  • Bethalus arator Barnard, 1937
  • Bethalus aureoniger Barnard, 1960
  • Bethalus bipunctatus Barnard, 1958
  • Bethalus cordatus (Dollfus, 1895)
  • Bethalus egens (Budde-Lund, 1904)
  • Bethalus gorongozae Barnard, 1960
  • Bethalus lawrencei Barnard, 1937
  • Bethalus limbatus (Brandt, 1833)
  • Bethalus lineatus Taiti & Ferrara, 1987
  • Bethalus linguitelson Barnard, 1960
  • Bethalus mariepensis Barnard, 1960
  • Bethalus nigrinus (Budde-Lund, 1885)
  • Bethalus oraniensis (Dollfus, 1895)
  • Bethalus panurus (Budde-Lund, 1904)
  • Bethalus pretoriensis (Dollfus, 1895)
  • Bethalus rhodesiae Barnard, 1932
  • Bethalus simplex (Dollfus, 1895)
  • Bethalus statumenes Barnard, 1960
  • Bethalus stricticauda (Dollfus, 1895)
  • Bethalus trichardti Barnard, 1960

References

  1. 1.0 1.1 Schmidt, Christian; Leistikow, Andreas (2004). "Catalogue of genera of the terrestrial Isopoda (Crustacea:Isopoda: Oniscidea)". Steenstrupia 28 (1): 1-118. 
  2. 2.0 2.1 Taiti, Stefano; Paoli, Pasquino; Ferrera, Franco (1998). "MORPHOLOGY, BIOGEOGRAPHY, AND ECOLOGY OF THE FAMILY ARMADILLIDAE (CRUSTACEA, ONISCIDEA)". Israel Journal of Zoology 44: 291-301. 
  3. "World List of Marine, Freshwater and Terrestrial Isopod Crustaceans - Bethalus Budde-Lund, 1909". https://www.marinespecies.org/isopoda/aphia.php?p=taxdetails&id=248522. 
  4. Schmalfuss, Helmut (2003). World catalog of terrestrial isopods (Isopoda: Oniscidea). Stuttgarter Beiträge zur Naturkunde, Serie A, Nr. 654. pp. 55-56. 

Wikidata ☰ Q4405253 entry