Species of Thailand
West Coast black-headed sea snake
Hydrophis torquatus
Albert Charles Lewis Günther, 1864
In Thai: งูแสมรังเทา, ngu saem rạng thao
Hydrophis torquatus, also known as the west coast black-headed sea snake, is a species of venomous sea snake in the family Elapidae that is native to Southeast Asia. The specific epithet torquatus (“collared”) refers to the body markings.
Subspecies
- Hydrophis torquatus torquatus (Günther, 1864)
- Hydrophis torquatus diadema (Günther, 1864)
- Hydrophis torquatus aagaardi (Smith, 1920)
Description
The species grows to about 104 cm in length. The upper body is grey or whitish, with a yellow to whitish belly, and with black bands which fade with age. The head is black with a yellowish band on the snout and along the sides.
Behaviour
The species is viviparous.
Distribution and habitat
The range of the snake encompasses the southern South China Sea, the Gulf of Thailand and the Straits of Malacca, including the adjoining coastal waters of the Malay Peninsula, Sumatra and Borneo, as well as the fresh water Tonlé Sap lake in Cambodia.
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Scientific classification
- Kingdom
- Animalia
- Phylum
- Chordata
- Subphylum
- Vertebrata
- Class
- Reptilia
- Order
- Squamata
- Suborder
- Serpentes
- Family
- Elapidae
- Genus
- Hydrophis
- Species
- Hydrophis torquatus
Common names
- English: West Coast black-headed sea snake
- Thai: งูแสมรังเทา, ngu saem rạng thao
Subspecies
Hydrophis torquatus aagaardi, Malcolm Arthur Smith, 1920
Hydrophis torquatus diadema, Albert Charles Lewis Günther, 1864
Hydrophis torquatus torquatus, Albert Charles Lewis Günther, 1864
Conservation status
Data Deficient (IUCN 3.1)
Photos
Range Map
- Pattani Coast
- Songkhla Coast
- Trat Coast