Odonate Fauna of Rajasthan, India with Links to Arabia and Himalaya - Aquatic Ecosystem: Biodiversity, Ecology and Conservation - page 119

9. Orthetrum glaucum (Brauer, 1865) 10. Orthetrum luzonicum (Brauer, 1868)

English Name
Blue Marsh Hawk.

English Name
Tricoloured Marsh Hawk.

Description
Medium-sized dragonfl y with bluish-black tho-
rax and blue abdomen.
Male: Abdomen 29.0-35.0, hindwing 33.0-
40.0 mm (Fraser 1936 ; Subramanian 2009 ),
abdn. 33.5, fwing. 37.0, hwing. 36.0 (Prasad
1996a , b ), abdn. 33.0, fwing. 36.5, hwing. 36.0
(Prasad 2004b ).
Female: Abdomen 28.0-32.0, hindwing 32.0-
37.0 mm (Fraser 1936 ; Subramanian 2009 ),
abdn. 30.0, fwing. 36.0, hwing. 35.5 (Prasad
1996a , b ).

Description
Medium-sized dragonfl y with blue, yellow and
brown markings.
Male: Abdomen 28.0-30.0, hindwing 30.0-
32.0 mm (Fraser 1936 ; Subramanian 2009 ),
abdn. 27.0, fwing. 28.5, hwing. 27.5 mm (Prasad
1996a , b ).
Female: Abdomen 28.0-32.0, hindwing 30.0-
32.0 mm (Fraser 1936 ; Subramanian 2009 ).

Distribution

Rajasthan
Thar Desert.

Distribution

Rajasthan
Pichola Lake, Udaipur; Thar Desert at Osian,
Jodhpur; in and around Mount Abu Wildlife
Sanctuary, Sirohi district.

India
Widely distributed - Andhra Pradesh, Assam,
Chhattisgarh (Bastar dist.), Delhi, Eastern Ghats,
Himachal Pradesh (Renuka Wetland, Sirmour
dist.), Tamil Nadu (Coimbatore; Kundah,
Nilgiris), Uttarakhand (Dehra Dun, Nainital,
Pauri, Pithoragarh, Tehri and Uttarkashi dists.),
West Bengal and West Coast.

India
Throughout India (plains and above altitude of
1,219.2 m/4,000 ft). Andhra Pradesh, Arunachal
Pradesh, Chhattisgarh (Bastar dist.), Gujarat
(Amreli dist.), Himachal Pradesh (Kangra and
Solan dists., Renuka Wetland, Sirmour dist.),
Karnataka, Kerala, Maharashtra (Sanjay
Gandhi National Park), Manipur, Meghalaya,
Mizoram, Odisha, Punjab, Sikkim, Tamil
Nadu (in Nilgiris: Kallar and Buliar),
Uttarakhand (Chamoli, Dehra Dun, Nainital,
Pauri, Pithoragarh and Tehri dists. and Rajaji
National Park), Uttar Pradesh, West Bengal
and West Coast.

Habitat
Breeds in habitats such as marshes, boggy areas
and wet abandoned ricefi elds.

Conservation Status
IUCN Red List: Least Concern.

11. Orthetrum pruinosum neglectum
(Rambur, 1842)

English Name
Crimson-Tailed Marsh Hawk.

Habitat
Breeds in ponds, drains, ditches and other open
lentic habitats. Description

Male: Face ochreous/reddish-brown, eyes blue-
black/bluish-grey, thorax with hairs and reddish-
brown/purple, abdomen red/purplish in old,

Conservation Status
IUCN Red List: Least Concern.