''Paracercion melanotum'',
also known as the eastern lilysquatter,
is a species of
damselfly in the family
Coenagrionidae. It is known to occur in China, Taiwan, South Korea, Japan, Vietnam, India, Sri Lanka, Nepal,
Java, Philippines and Thailand.
Taxonomy
Species delimitation study based on
COI,
ITS, and
morphological evidence concluded that ''P. pendulum'' and ''P. malayanum'' were
synonymized as junior synonyms of ''P. melanotum''.
Description and habitat
It is a medium sized damselfly with deep blue eyes. Its thorax is black on dorsum with very broad azure blue antehumeral stripes, which are very narrow or missing in ''
Paracercion calamorum
''Paracercion calamorum'', the dusky lilly-squatter, is a species of damselfly in the family Coenagrionidae. It has a range that extends from southern far-eastern Russia to Japan, and to India and Indonesia. The nominate subspecies ''P. c. ...
''. Lateral sides of thorax are blue with a fine black line on the upper part of each lateral suture. No
pruinescence compared to ''P. calamorum''. Its wings are transparent and
pterostigma
The pterostigma (plural: pterostigmata) is a group of specialized cells in the outer insect wing, wings of insects, which are often thickened or coloured, and thus stand out from other cells. It is particularly noticeable in dragonfly, dragonfli ...
is yellow, framed with heavy black nervures. Its abdomen is azure blue with broad black dorsal marks up to segment 7. Segment 2 has a distinct broad dorsal spot shaped like a
thistle-head connected narrowly to a fine apical ring. This mark will help to distinguish it from ''
Pseudagrion
''Pseudagrion'' is the largest genus of damselflies, damselfly in the family Coenagrionidae,
with over 140 species. Its range includes most of Africa, much of Asia, and Australia. Africa holds most of the diversity with almost 100 species. It has ...
'' species. Segment 10 has a narrow mid-dorsal black streak. Female is dull green in colors. Its abdomen is similar to the male. But the lateral ground colour is yellowish red and segments 8 and 9 are broadly black on dorsum. Segment 10 is blue only in the apical border.
[
It breeds in shallow lakes, ponds and paddy fields in the lowland, perches on the floating vegetation.]
See also
* List of odonates of India
A ''list'' is any set of items in a row. List or lists may also refer to:
People
* List (surname)
Organizations
* List College, an undergraduate division of the Jewish Theological Seminary of America
* SC Germania List, German rugby unio ...
* List of odonata of Kerala
References
Thai Odonata
Query Results
Animal Diversity Web
India Biodiversity Portal
External links
Coenagrionidae
Insects described in 1876
{{Coenagrionidae-stub