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Hydrophis jerdonii

Cone Nosed Sea Snake

Venomous 💀💀💀💀 Very dangerous bite ref
Images automatically provided by Flickr & iNaturalist. Sporadic false assignment does occur.


The bite of most elapids is not painful. You can be bitten and envenomated without noticing it.
  • Length Adult

  • up to 117 cm ref
  • Length Newborn

  • unknown
  • Reproduction

  • unknown ref
  • Pupil Shape (when closed!)

  • round (or oval) ref
  • Fangs

  • fixed ref front-fanged ref

Subspecies & Common Names

Hydrophis jerdonii  ENGLISH Cone Nosed Sea Snake, Jerdon's Sea Snake, Saddle Backed Sea Snake, SINHALA Muhudu Naya, UNCODED LANGUAGES Shiddil ref
Hydrophis jerdonii jerdonii ref
Hydrophis jerdonii siamensis ref

Full Taxonomy

  • I. Superfamily Colubroidea

  • Colubrids, elapids and vipers
  • II. Family Elapidae

  • Elapids
  • III. Subfamily Hydrophiinae

  • Sea snakes
  • IV. Genus Hydrophis

  • Sea snakes
  • V. Species Hydrophis jerdonii

  • Cone nosed Sea Snake
  • VI. snakeID

  • 628
Look up complete taxonomic records of Hydrophis jerdonii (including synonyms) at THE REPTILE DATABASE (by Peter Uetz et al).