Chelonodon bengalensis

Chelonodon bengalensis or Chelonodontops bengalensis is a species of pufferfish in the genus "Chelonodon". It was first discovered at Alor Kol in Dublar Char of Bangladesh.
Though "C. bengalensis" is closely related to "C. patoca", they are different species. A group of researchers from Bangladesh and South Korea ran their scientific research from May 2016 to December 2017 in Sundarban and discovered the new species of pufferfish. The color of the species is blackish and it has tints like trellis.