Berosus pulchellus explained

Berosus pulchellus, is a species of water scavenger beetle found in Oriental, Australasian, Afrotropical and Palaearctic regional countries such as India, Sri Lanka, Hong Kong, Japan, Iran, Cambodia and Australia.[1] [2] [3] [4] [5] [6] [7]

Description

This slender, medium-sized aquatic beetle with an average length of about 3.7 mm, has an ovate body.[8] The outline of the body is not interrupted between pronotum and elytra. Head fully and pronotum partially with metallic in color. Pronotum consists with double punctures whereas the posterior angle is obtuse and well-defined. Elytra possess 10 rows of punctured striae. Middle and hind tibia are long with conspicuous swimming hair. Male beetle has 4-segmented fore tarsi.[9] There is no posteriorly elevated mesosternal carina. Lateral margins of the metasternal process are evenly confluent.[10]

Notes and References

  1. Web site: Australia . Atlas of Living . Species: Berosus (Berosus) pulchellus . 2021-07-29 . bie.ala.org.au . en-AU.
  2. Web site: Berosus pulchellus . 2021-07-29 . www.mindat.org.
  3. Web site: IRMNG - Berosus pulchellus W.S. Macleay, 1825 . 2021-07-29 . www.irmng.org.
  4. Web site: Berosus pulchellus W.S.MacLeay, 1825 . 2021-07-29 . www.gbif.org . en.
  5. Web site: Genus Berosus Leach, 1817 in southern Iran (Coleoptera: Hydrophilidae) . 2021-07-27 . Journal of Entomology and Zoology Studies 2016; 4(6): 784-787.
  6. Web site: 1996 . Aquatic beetles of Thar Desert. . 2021-07-29 . www.cabi.org . en.
  7. Web site: Aquatic Polyphaga (Insecta: Coleoptera) from Kampong Speu Province, Cambodia . 2021-07-27 . Biodiversity and taxonomy of aquatic ColeopteraBIO-PHIL - Biodiversity Teaching in a Philippine-Cambodian-German Network.
  8. Web site: Berosus pulchellus . 2021-07-29 . www.kaefer-der-welt.de.
  9. Web site: Freshwater Macroinvertebrates in Hong Kong: Berosus pulchellus . 2021-07-29 . www.biosch.hku.hk.
  10. Web site: Description of two new Berosus SHARP from Southeast Asia, with faunistic notes on Berosus nigropictus RÉGIMBART (Coleoptera: Hydrophilidae) . 2021-07-27 . Koleopterologische Rundschau 67 195 - 200 Wien, Juni 1997.

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