Hydrovatus picipennis

Hydrovatus picipennis
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Coleoptera
Family:	Dytiscidae
Genus:	Hydrovatus
Species:	H. picipennis
Binomial name
	Hydrovatus picipennis; Motschulsky, 1859

Hydrovatus picipennis, is a species of predaceous diving beetle found in India, Sri Lanka, Indonesia, Philippines, China and Thailand.^[1]^[2]^[3]^[4]

Body elongated with a typical length of about 3.0 and 4.2 mm and the apex of elytra is distinct. Penis apex is broad, which narrows abruptly to a slender tip. In male, the ridges of stridulatory file is larger, and clearly discernible. Male protarsal claws are not distinctly thickened.^[5]

References

^ Ghosh SK, Nilsson AN (2012). "Catalogue of the diving beetles of India and adjacent countries (Coleoptera: Dytiscidae)" (PDF). Skörvnöpparn. 3 (Supplement). Umeå: 1–77.
^ Vazirani TG (March 1970). "Contributions to the study of aquatic beetles (Coleoptera) V. A review of Hydroporinae : Dytiscidae in part, from India". Oriental Insects. 4 (1): 93–129. doi:10.1080/00305316.1970.10433945.
^ "Hydrovatus picipennis Motschulsky, 1859". The Integrated Taxonomic Information System. Retrieved 2021-08-10 – via Global Biodiversity Information Facility (GBIF).
^ Jäch MA, Li J, Zhang X, Gao M (September 2012). "A remarkable collection of aquatic and riparian beetles from Xiachayu, Zayü County, southeastern Tibet (Coleoptera: Gyrinidae, Noteridae, Dytiscidae, Spercheidae, Hydrophilidae, Heteroceridae, Limnichidae)" (PDF). Koleopterologische Rundschau. 82. Wien: 65–9. Retrieved 2021-08-07.
^ Biström O, Bergsten J (2016-11-16). "Two new species of the megadiverse lentic diving-beetle genus Hydrovatus (Coleoptera, Dytiscidae) described from NE Thailand". ZooKeys (632): 57–66. Bibcode:2016ZooK..632...57B. doi:10.3897/zookeys.632.10483. PMC 5126545. PMID 27920604.

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[1] Ghosh SK, Nilsson AN (2012). "Catalogue of the diving beetles of India and adjacent countries (Coleoptera: Dytiscidae)" (PDF). Skörvnöpparn. 3 (Supplement). Umeå: 1–77.

[2] Vazirani TG (March 1970). "Contributions to the study of aquatic beetles (Coleoptera) V. A review of Hydroporinae : Dytiscidae in part, from India". Oriental Insects. 4 (1): 93–129. doi:10.1080/00305316.1970.10433945.

[3] "Hydrovatus picipennis Motschulsky, 1859". The Integrated Taxonomic Information System. Retrieved 2021-08-10 – via Global Biodiversity Information Facility (GBIF).

[4] Jäch MA, Li J, Zhang X, Gao M (September 2012). "A remarkable collection of aquatic and riparian beetles from Xiachayu, Zayü County, southeastern Tibet (Coleoptera: Gyrinidae, Noteridae, Dytiscidae, Spercheidae, Hydrophilidae, Heteroceridae, Limnichidae)" (PDF). Koleopterologische Rundschau. 82. Wien: 65–9. Retrieved 2021-08-07.

[5] Biström O, Bergsten J (2016-11-16). "Two new species of the megadiverse lentic diving-beetle genus Hydrovatus (Coleoptera, Dytiscidae) described from NE Thailand". ZooKeys (632): 57–66. Bibcode:2016ZooK..632...57B. doi:10.3897/zookeys.632.10483. PMC 5126545. PMID 27920604.

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