Sea Turtles of Pakistan   Sea Turtles are a group of shelled reptiles and belong to the order Testudines or Chelonia. Also included within this order are the terrapins and tortoises. Within the Chelonia there are 13 families. The eight species of modern Sea Turtles are found within two of these, the Dermnochelyidae and the Cheloniidae. The first family has only one Sea Turtle, the Leatherback. The other seven species of Sea Turtle are found in the other family - the Cheloniidae. Sea Turtles are large animals, the Leatherback attaining a length of 2m and a weight of over 500 kg. (one caught off Wales in 1991 weighed 995 kg!!).  In Pakistan family Dermnochelyidae is represented by a single species of turtle, the Leatherback Sea Turtle Family Cheloniidae is represented by four species of turtles: Green Sea Turtle, Olive Ridley Turtle, Hawksbill Turtle and the Lagger Headed Turtle.   Family: CHELONIIDAE (Marine Turtles)   This Family is represented in Pakistan by four species of marine turtles: Green Sea Turtle, Olive Ridley Turtle, Hawksbill Turtle and the Lagger Headed Turtle. Only 2 species are mentioned here: Green Sea Turtle (Chelonia mydas japonica) Olive Ridley Turtle (Lepidochelys olivacea olivacea)   Credits: Euro Turtle (http://tofino.ex.ac.uk/euroturtle) WWF-Pakistan Sindh Wildlife Department Nausherwan Ahmed   ©1997-2003 Wildlife of Pakistan-All Rights Reserved.