Orthetrum pruinosum (Rambur, 1842) — Crimson-Tailed Marsh Hawk

Others

Female

Male

Male

Suborder:
Anisoptera
Family:
Libellulidae
Genus:
Orthetrum
Species:
Orthetrum pruinosum (Rambur, 1842)
Common name:
Crimson-Tailed Marsh Hawk
Global IUCN status:
Least Concern
Eco-system:
Terrestrial, Freshwater
Abundance:
Common
Flight Seasons:
All year round
Local Distribution:
Dhaka, Sylhet, Chittagong, Khulna
Global Distribution:
Afghanistan, Bangladesh, Brunei Darussalam, China, Hong Kong, India, Indonesia, Japan, Laos, Malaysia, Myanmar, Nepal, Philippines, Singapore, Sri Lanka, Thailand, Vietnam
Identification Key:
Males violaceous-red, due to a thin overlying pruinescence; frons blue-black anteriorly.
Distinguishing Feature:
There is no difficulty in distinguishing the adult male by its unique violet-colored abdomen, quite different to the red of chrysis and testaceum.
Abdomen Size:
Male: 29.5 mm
Female: 30 mm
Wing Size:
Male: 34 mm
Female: 37 mm
Wing Spot:
Male: Reddish brown
Female: Reddish brown
Eye Colour:
Male: Black and bluish grey
Female: Greyish brown
Description:
The males are spectacular insects with red abdominal segments. The thorax is black, legs are black, wings are transparent, pterostigma black. The spotted pair from Sylhet, was mating in the reeds associated to the streams.
Map for Orthetrum pruinosum
COI Gene:
>gi|391352663|dbj|AB709090.1| Orthetrum pruinosum mitochondrial COI gene for cytochrome oxidase subunit 1, partial cds, isolate: RF1113

ACTTGTACCTTTAATATTAGGTGCACCAGATATAGCATTCCCTCGACTTAATAATATAAGATTTTGACTTTTACCTCCTTCATTCACCTTATTACTAGCAAGTAGTATAGTTGAAAGCGGTGCAGGAACAGGATGAACAGTTTATCCTCCCCTTGCAGGAGCAATTGCTCATGCTGGAGCATCTGTAGACTTAACAATTTTTTCTTTACACCTTGCTGGTGTATCTTCCATTTTAGGAGCTATTAATTTTATTACAACAGTAATTAATATAAAATCACCAGGTATAAAGCTAGATCAAATACCTTTATTTGTATGAGCAGTAGTAATTACAGCTGTATTACTACTTTTATCCTTACCCGTACTTGCAGGAGCAATTACTATACTCTTAACAGATCGAAATATTAATACTTCTTTCTTTGATCCTGCAGGAGGAGGAGATCCTATTTTATAT
CO1 Protein:
>tr|I4DWS1|I4DWS1_9ODON Cytochrome c oxidase subunit 1 (Fragment) OS=Orthetrum pruinosum GN=COI PE=3 SV=1

LVPLMLGAPDMAFPRLNNMSFWLLPPSFTLLLASSMVESGAGTGWTVYPPLAGAIAHAGASVDLTIFSLHLAGVSSILGAINFITTVINMKSPGMKLDQMPLFVWAVVITAVLLLLSLPVLAGAITMLLTDRNINTSFFDPAGGGDPILY