Saturday, March 17, 2012

Orthetrum testaceum - Courtship

The male Orthetrum teataceum is courting the egg-laying female....






Sunday, March 11, 2012

Sunday, March 4, 2012

Orthetrum glaucum - Female

Below is a photo showing a female of Orthetrum glaucum. Click here to see the photos of male O. glaucum.





Chalybeothemis chini

Chalybeothemis chini was described from Tasik Chini in 2007. It is not a common species, so far only found in Peninsular Malaysia.







Wednesday, December 28, 2011

Odonata Checklist for Sg Durian, Lintang, Perak - IV

I visited Sg Durian, Lintang, Perak for the forth time yesterday to survey the odonate diversity. I managed to add five more species to the previous checklist. The added five species are Orthetrum glaucum, Orthetrum sabina, Brachydiplax farinosa, Potamarcha congener and Neurothemis fulvia. Now the total number of odonate species recorded from Sg Durian is 41.


Odonata Checklist for Sg Durian, Lintang, Perak

Family Calopterygidae
Neurobasis chinensis
Vestalis amethystina
Vestalis amoena


Family Chlorocyphidae
Heliocypha perforata
Heliocypha biforata
Libellago lineata


Family Euphaeidae
Dysphaea dimidiata
Euphaea impar
Euphaea ochracea


Family Megapodagrionidae
Rhinagrion mima

Family Coenagrionidae
Agriocnemis femina
Argiocnemis rubescens
Onychargia atrocyana
Mortonagrion aborense
Pseudagrion pruinosum


Family Platycnemididae
Copera ciliata
Copera marginipes


Family Protoneuridae
Prodasineura humeralis
Prodasineura collaris


Family Gomphidae
Burmagomphus williamsoni
Ictinogomphus decoratus
Paragomphus capricornis


Family Libellulidae
Aethriamanta gracilis
Brachydiplax chalybea
Brachydiplax farinosa
Cratilla lineata
Cratilla metallica
Neurothemis fluctuans
Neurothemis fulvia
Onychothemis culminicola
Orthetrum chrysis
Orthetrum glaucum
Orthetrum luzonicum
Orthetrum sabina
Orthetrum testaceum
Potamarcha congener
Tetrathemis irregularis
Tetrathemis platyptera
Trithemis aurora
Trithemis festiva
Zygonyx iris


Friday, December 9, 2011

Drepanosticta sharpi

Drepanosticta quadrata, D. fontinalis and D. sharpi look alike to each other, and only close inspection on anal appendages could tell them apart. Below photo shows a male of D. sharpi.






Friday, November 18, 2011

Lestes dorothea

Lestes dorothea is definitely a rare damselfly species in Peninsular Malaysia.







Thursday, November 17, 2011

Coeliccia didyma

Coeliccia didyma resembles C. albicauda on the thoracic dorsal marking. However, it is distinguished from C. albicauda by havinng blue tail and has larger size. In Peninsular Malaysia, the distribution of C. didyma is more to the northern part.




a male of Coeliccia didyma


Ceriagrion fallax

Ceriagrion fallax is a highland damselfly species. Sporadically, they are found in lowland.