
soorat helmate vaalaa balla

soorat helmate vaalaa chamgaadad (cassistralus demissus) wesper chamgaadad kii ack prajaati haye. yeh thyland aur laos paschim seey laker nepal taka faila huaa haye. 
vargeekaran.
iss prajaati koo pahale genus "aptessicus" mein vargeekrit kiya gayaa thaa jaba taka kii jatijanya vishleshan mein yeh janjaati vespertilioni mein ack alag genus seey sambandhit paaya gayaa, aur iss prakaar ise nae varnit genus "cassistralus" mein punah vargeekrit kiya gayaa.
vitaran.
"cassistralus demissus" khaao nong, taaee rome yenn rashtriya udyaan, suraat thaane praant, dakshini thyland aur dakshini nepal key shaahi chitwan rashtriya udyaan mein paaya gayaa haye.

