Biology:Hydrovatus obtusus

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Short description: Species of beetle

Hydrovatus obtusus
Scientific classification edit
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Coleoptera
Family: Dytiscidae
Genus: Hydrovatus
Species:
H. obtusus
Binomial name
Hydrovatus obtusus
Motschulsky, 1855
Synonyms
  • Hydrovatus acutus Sharp, 1882

Hydrovatus obtusus, is a species of predaceous diving beetle found in Sri Lanka, Indonesia, Laos, Malaysia, Thailand, Vietnam and possibly in India, Myanmar and China.[1][2][3]

The 4th to 6th antennal segments are enlarged. In male, stridulatory files consist of many minute discernable ridges. Male has antenna with unequally broad 4 to 11 segments.[4]

References

  1. Ghosh, Sujit Kr.; Nilsson, Anders N. (2012). "Catalogue of the diving beetles of India and adjacent countries (Coleoptera: Dytiscidae)". Skörvnöpparn: 1–77. https://www.sef.nu/download/norrent_filarkiv/skorvnopparn_supplement/SN_Supplement_3.pdf. 
  2. "Hydrovatus obtusus Motschulsky, 1855" (in en). https://www.gbif.org/species/6002673. 
  3. Jaiswal, Deepa (2013). "Aquatic Insects of Lakes in and around Hyderabad (Hempitera Coleoptera)". Records of the Zoological Survey of India Occasional Papers. pp. 1–51. ISBN 978-81-8171-346-9. http://faunaofindia.nic.in/PDFVolumes/occpapers/350/index.pdf. 
  4. G., Senthil Kumar; lP, Kalaimaga; J, Issaque Madani (25 July 2020). "Hydrovatus Motschulsky with Description of a New Species (Coleoptera: Dytiscidae: Hydroporinae) from Southern India". International Journal of Zoological Investigations 6 (2): 338–342. doi:10.33745/ijzi.2020.v06i02.013. 

Wikidata ☰ Q478662 entry