Grapsus albolineatus
Scientific Name: Grapsus albolineatus, English Name: Mottled Sally Lightfoot Crab., Local Name: Kakra (কাঁকড়া); Family: Grapsidae
Cardisoma carnifex
Scientific Name: Cardisoma carnifex, English Name: Brown land crab, Local Name: Kakra (কাঁকড়া); Family: Gecarcinidae
Zosymus aeneus
Scientific Name: Zosymus aeneus, English Name: Devil crab, Local Name: Kakra (কাঁকড়া); Family: Xanthidae
Xantho poressa
Scientific Name: Xantho poressa, English Name: Jaguar round crab, Local Name: Kakra (কাঁকড়া); Family: Xanthidae
Demania reynaudii
Scientific Name: Demania reynaudii, English Name: Not known., Local Name: Kakra (কাঁকড়া); Family: Xanthidae
Cyclodius obscurus
Scientific Name: Cyclodius obscurus, English Name: Not known., Local Name: Kakra (কাঁকড়া); Family: Xanthidae
Lophozozymus pictor
Scientific Name: Lophozozymus pictor, English Name: Mosaic reef crab, Local Name: Kakra (কাঁকড়া); Family: Xanthidae
Atergatis integerrimus
Scientific Name: Atergatis integerrimus, English Name: Red egg crab, Local Name: Kakra (কাঁকড়া); Family: Xanthidae
Atergatis floridus
Scientific Name: Atergatis floridus, English Name: Green egg crab, Local Name: Kakra (কাঁকড়া); Family: Xanthidae
Panopeus lacustris
Scientific Name: Panopeus lacustris, English Name: Knotfinger mud crab, Local Name: Kakra (কাঁকড়া); Family: Panopeidae