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Marine reptile. Marine reptiles are reptiles which have become secondarily adapted for an aquatic or semiaquatic life in a marine environment. Only about 100 of the 12,000 extant reptile species and subspecies are classed as marine reptiles, including marine iguanas, sea snakes, sea turtles and saltwater crocodiles. [1]
Hydrophis ornatus (Ornate reef sea snake) Hydrophis semperi (Garman's sea snake) Hydrophis spiralis (Yellow sea snake) Hydrophis stricticollis (Collared sea snake) Hydrophis viperinus. Kerilia jerdonii (Jerdon's sea snake) Kolpophis annandalei (Bighead sea snake) Lapemis. Lapemis curtus (Shaw's sea snake)
Sea turtles maintain an internal environment that is hypotonic to the ocean. To maintain hypotonicity they must excrete excess salt ions. [50] Like other marine reptiles, sea turtles rely on a specialized gland to rid the body of excess salt, because reptilian kidneys cannot produce urine with a higher ion concentration than sea water. [51]
Uncovering the history of marine reptiles is crucial to understanding ancient ocean ecosystems because the creatures filled various niches and shaped ocean food chains, Perillo said, creating ...
A fossil jawbone found by a British girl and her father on a beach in Somerset, England belongs to a gigantic marine reptile dating to 202 million years ago that appears to have been among the ...
The marine iguana (Amblyrhynchus cristatus), also known as the sea iguana, saltwater iguana, or Galápagos marine iguana, is a species of iguana found only on the Galápagos Islands (Ecuador). Unique among modern lizards, it is a marine reptile that has the ability to forage in the sea for algae, which makes up almost all of its diet. [ 3 ]
Range of sea snakes shown in lime green, except the widespread, pelagic yellow-bellied sea snake. Sea snakes, or coral reef snakes, are elapid snakes that inhabit marine environments for most or all of their lives. They belong to two subfamilies, Hydrophiinae and Laticaudinae. Hydrophiinae also includes Australasian terrestrial snakes, whereas ...
The leatherback sea turtle (Dermochelys coriacea), sometimes called the lute turtle, leathery turtle or simply the luth, is the largest of all living turtles and the heaviest non-crocodilian reptile, reaching lengths of up to 2.7 metres (8 ft 10 in) and weights of 500 kilograms (1,100 lb).