Scientific Name: Nilssonia nigricans (Anderson, 1875)

Synonym: Aspideretes nigricans (Anderson, 1875) (Currently unaccepted)

English Name: Bostami Turtle, Black Softshell Turtle, Chittagong Mud Turtle
Local/Bangla Name: Bostami Kachhim (বোস্তামি কাছিম)
Turtle : Nilssonia nigricans - Bostami Turtle, Black Softshell Turtle, Chittagong Mud Turtle - Bostami Kachhim (বোস্তামি কাছিম)

Photo: iNaturalist

Classification:
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Order: Testudines
Family: Trionychidae
Description:
The carapace is brownish-black. Juveniles display vibrant colors with yellowish-orange ocelli, while adults can be entirely black or exhibit a typical vermiculated pattern on the dorsal shell.The head is olive with black reticulations and large orange or yellow patches across the snout and over the tympanic region behind the eyes. Limbs are olive or dark clay. Males have a relatively longer and thicker tail than females, with the vent located near the tip.
Habitat & Distribution in Bangladesh:
It lives in freshwater river systems, hill streams, wetlands, shrine ponds and dams.It occurs in Bostami pond, Chittagong region, Brahmaputra River System of Bangladesh
Environment:
Freshwater
DNA Barcodes from Bangladesh
GenBank Accession Number:
Other DNA Barcodes & Nucleutide Sequences
Global IUCN conservation status:
BD IUCN conservation status:
Other Information