Indolestes gracilis birmanus (Selys, 1891) described from
Myanmar is now considered as a distinct species, Indolestes birmanus.[4]
Description and habitat
It is a medium sized damselfly with blue eyes. Its thorax is black on dorsum with a narrow blue mid-dorsal and broad ante-humeral stripes. The lower edge of the black is like a saw-tooth, followed by azure blue on the base of the lateral sides. Wings are transparent with black or dark reddish-brown
pterostigma. Abdomen is azure blue on the sides, broadly black on dorsum up to the basal half of segment 9. The apical half of segment 9 and whole of segment 10 are azure blue. There is a black spot on each side of segment 10. Anal appendages are blue; black on old males.[8]
Female is similar to the male; differs only in the eye color and color of the last segments. Segment 9 is black.[8]
Male
Female
Young male
Tandem pair
Habitat
Indolestes gracilis gracilis is found in hill tracts up to 6,000 feet in
Sri Lanka. Indolestes gracilis davenporti is found south of the
Palakkad Gap, from 4,000 to 6,000 feet in
Western Ghats.[8][9][10][11]Indolestes gracilis expressior is found from 1600 to 4500 feet in evergreen forest in eastern
Cambodia.[3]
^K.A., Subramanian; K.G., Emiliyamma; R., Babu; C., Radhakrishnan; S.S., Talmale (2018). Atlas of Odonata (Insecta) of the Western Ghats, India. Zoological Survey of India. pp. 32–33.
ISBN978-81-8171-495-4.