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Description |
Geographic Range [top]
Range Description: Based on limited data, the species occurs all over Borneo. Its occurrence in Java remains uncertain as it has not been collected recently. It has been recorded at altitudes between 200 and 600 m asl, except for a record from the Kelabit Plateau at 1,100 m asl.
Countries occurrence:
Native:
Indonesia (Kalimantan); Malaysia (Sabah, Sarawak)
Additional data:
? Estimated area of occupancy (AOO) - km2: 230000
? Number of Locations: 3-7
? Lower elevation limit (metres): 200
? Upper elevation limit (metres): 600
Range Map: Click here to open the map viewer and explore range.
Population [top]
Population: Judging from literature records, the species is believed to be uncommon, having been recorded only from very widely separated localities in Borneo. However, there is no accurate data on the population status of this species.
Current Population Trend: Unknown
Additional data:
? Population severely fragmented: No
Habitat and Ecology [top]
Habitat and Ecology: The species has been recorded living in leaf litter in lowland forest floor.
Systems: Terrestrial
Use and Trade [top]
Use and Trade: This species is not used or traded.
Threats [top]
Major Threat(s): Habitat loss due to deforestation is a potential threat to this species.
Conservation Actions [top]
Conservation Actions: The species is known to occur in Tawau Hills Park and Kinabalu National Parks in Sabah (Inger pers. obs.). More recently the species has been reported from Bukit Baka-Bukit Raya National Park (Iskandar, unpublished record). Additional surveys are needed to establish its real distribution and better document its habitat requirements.
Citation: Iskandar, D., Jenkins, H., Das, I., Auliya, M., Inger, R.F. & Lilley, R. 2012. Calamaria bicolor. The IUCN Red List of Threatened Species 2012: e.T192119A2042548. http://dx.doi.org/10.2305/IUCN.UK.2012-1.RLTS.T192119A2042548.en. Downloaded on 26 February 2019.
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