Marsh dancer

Onychargia atrocyana

''Onychargia atrocyana'' a species damselfly in the family Platycnemididae. This species is commonly known as the marsh dancer or black marsh dart. It is found in Asia: Bangladesh, China, Hong Kong, Indonesia, India, Sri Lanka, Myanmar, Malaysia, Philippines, Peninsular Malaysia, Singapore, Thailand, Viet Nam.
Marsh Dancer Damselfly (Onychargia atrocyana) - Male  Geotagged,Indonesia,Marsh dancer,Onychargia atrocyana,Winter

Appearance

It is a medium sized damselfly with velvet-black head, thorax and black-capped brown eyes. The dorsum of the thorax has narrow citron-yellow ante humeral stripes in the sub-adult and teneral stage. The sides are citron-yellow, marked with a broad oblique black stripe over the postero-lateral suture in that stage. But all these marks will be obscured by pruinescence in adults. Abdomen is black, unmarked in the adult; but with narrow bluish basal rings on segments 3 to 6. There are yellow marks on the lateral sides of segment 1 and 2 in sub-adults. Female is similar to the sub-adult male with yellow marks.

It breeds in ponds and marshes in forests.
Marsh Dancer Damselfly (Onychargia atrocyana) - Male  Geotagged,Indonesia,Marsh dancer,Onychargia atrocyana,Summer

Habitat

It is a medium sized damselfly with velvet-black head, thorax and black-capped brown eyes. The dorsum of the thorax has narrow citron-yellow ante humeral stripes in the sub-adult and teneral stage. The sides are citron-yellow, marked with a broad oblique black stripe over the postero-lateral suture in that stage. But all these marks will be obscured by pruinescence in adults. Abdomen is black, unmarked in the adult; but with narrow bluish basal rings on segments 3 to 6. There are yellow marks on the lateral sides of segment 1 and 2 in sub-adults. Female is similar to the sub-adult male with yellow marks.

It breeds in ponds and marshes in forests.

References:

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Status: Least concern
EX EW CR EN VU NT LC
Taxonomy
KingdomAnimalia
DivisionArthropoda
ClassInsecta
OrderOdonata
FamilyPlatycnemididae
GenusOnychargia
SpeciesOnychargia atrocyana
Photographed in
Indonesia