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Green and gossamer, and not gone: A Sri Lankan dragonfly flits back to life

COLOMBO The first time that scientists described the beautiful metallic-green dragonfly that they would later call Flint’s cruiser was in 1970. Based on a single dead male specimen, they named the species Macromia flinti, endemic to Sri Lanka. And then, for the next half century, they never saw another one. No flash of iridescent […] ....

Sri Lanka , Sri Lankan , Lanka Kegalle , Tharindu Ranasinghe , Amila Prasanna Sumanapala , Nuwan Chathuranga , Mg Sanjaya Pushpalal , Amila Sumanapala , University Of Colombo Department Zoology , Environmental Sciences , Young Zoologists Association , Specialist Group , Butterfly Conservation Society Of Sri Lanka , Prasanna Sumanapala , Butterfly Conservation Society , Dabar Estate , Amila Prasanna , Heritage Sites , Knuckles Mountain Range , Central Highlands , Rakwana Mountains ,

Genetic diversity of Sri Lanka's 'spa fish' highlights need for informed conservation


Genetic diversity of Sri Lanka’s ‘spa fish’ highlights need for informed conservation
by Malaka Rodrigo on 25 May 2021
An endemic freshwater fish species known as the “stone sucker” (Garra ceylonensis) has six genetically different populations spread in different river basins in Sri Lanka despite managing to sport similar looks, a new study shows.
The research estimates that the ancestor of G. ceylonensis first colonized Sri Lanka around 3 million to 4 million years ago via rivers on the land bridge between India and Sri Lanka and that subsequent climatic events trapped them on the island, causing the fish to evolve as a distinct species along with genetic variances. ....

Sri Lanka , Kirindi Oya , Sri Lankan , Tharindu Ranasinghe , Uma Oya , Hiranya Sudasinghe , Rohan Pethiyagoda , Madhava Meegaskumbura , University Of Peradeniya , Species Survival Commission , Institute Of Science , Journal Of The Linnean Society , Post Graduate Institute , Palk Isthmus , Biological Journal , Linnean Society , Molecular Phylogenetics , ஸ்ரீ லங்கா , ஸ்ரீ லங்கன் , உமா ஓயா , இனங்கள் பிழைப்பு தரகு , நிறுவனம் ஆஃப் அறிவியல் , இதழ் ஆஃப் தி லின்னியன் சமூகம் , போஸ்ட் பட்டதாரி நிறுவனம் , உயிரியல் இதழ் , லின்னியன் சமூகம் ,