Thai National Parks

Amphibians of Thailand

Species of Thailand

River toad

Thai: จงโคร่ง

Binomial name: Phrynoidis aspera, Johann Ludwig Christian Gravenhorst, 1829

The Asian giant toad (Bufo asper), sometimes referred to as the river toad, is a large toad native to southeast Asia.

Description

Bufo asper is generally a dark grey, green, black or brown in color, and is heavily covered in tubercles. These toads can grow to lengths greater than 8.5 inches (22 cm).

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Scientific classification

Kingdom
Animalia
Phylum
Chordata
Class
Amphibia
Order
Anura
Family
Bufonidae
Genus
Phrynoidis
Species
Phrynoidis aspera

Common names

  • English:
    • Asian giant toad
    • River toad
    • Rough toad
    • Giant Asiatic toad
  • Thai:
    • จงโคร่ง
    • กง
    • หมาน้ำ

Synonyms

  • Nectes obscurus, Thomas Barbour (1904)
  • Phrynoidis aspera, Johann Ludwig Christian Gravenhorst (1829)
  • Bufo asper, Johann Ludwig Christian Gravenhorst (1829)

Conservation status

Least Concern (IUCN3.1)

Least Concern (IUCN3.1)

Phrynoidis aspera

Phrynoidis aspera

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Phrynoidis aspera (sub-adult)

Phrynoidis aspera (sub-adult)

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Range map of Phrynoidis aspera in Thailand

Important note; our range maps are based on limited data we have collected. The data is not necessarily accurate or complete.

Special thanks to Ton Smits, Parinya Pawangkhanant, Ian Dugdale and many others for their contribution for range data.

Contribute or get help with ID

Please help us improving our species range maps. To add a new location to the range map we need a clear image of the specimen you have encountered. No problem if you do not know the species, we will do our best to identify it for you.

For the location, please provide the district name or the national park/ wildlife sanctuary name.

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