Malayan Pit Viper
Calloselasma rhodostoma
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassSquamata
- FamilyViperidae (Vipèrids)
- GenusCalloselasma
- SpeciesCalloselasma rhodostoma (Malayan Pit Viper)
Common names: Malayan ground pit viper, Malayan pit viper, Malayan ground snake, Malayan moccasin, Javan pit viper, Indonesian pit viper. Calloselasma is a monotypic genus created for a pit viper species, Calloselasma rhodostoma, which is endemic to Southeast Asia from Thailand to northern Malaysia and on the island of Java. No subspecies are currently recognized. Wikipedia →
Closest Relatives at Khao Luang National Park
📅 Monthly Probability
Fewer than 5 records of Malayan Pit Viper at Khao Luang National Park — not enough to chart months honestly.
🌅 When They're Spotted
Most active at dawn and dusk · across all parks (global)
Global Distribution
Where this species is recorded worldwide. Restricted to human observations from 2019 onwards — the same kind of record and the same period the probabilities on this page are built from, so collar-tracking studies, camera-trap arrays and museum specimens are excluded. Around Santa Rosa that removes 5,924 GPS fixes from a handful of tagged jaguars.
where this species is recorded (GBIF density — it tracks where observers go, not how likely a sighting is) · parks where it occurs — tap a pin for the sighting probability there
Parks Where Found
| # | Park | Country | Probability |
|---|---|---|---|
| 1 | Khao Luang National Park | 🇹🇭 Thailand | |
| 2 | Khao Sok National Park | 🇹🇭 Thailand |