First ascent and biodiversity survey in a little-explored mountainous region of Sarawak (Borneo) – an expedition report In the spring of 2024, I was commissioned to join members of a Penan community in reaching an area in the interior of…
Bornean tree hole frog, Metaphrynella sundana (Peters, 1867) of south Sarawak – around 1100m ASL. Metaphrynella sundana is a small frog that is heard very often in the rainforests of Borneo but rarely seen, as the males always sit in…
Amblyomma is a genus of hard ticks (Ixodidae). It is found worldwide, with most species occurring in the New World. Some species can transmit infectious diseases as a vector, including Rocky Mountain spotted fever to humans and tularaemia, anaplasmosis and…
Termites of the species Longipeditermes longipes (Haviland, 1898) – central Sarawak / Borneo around 300m ASL These termites can be found throughout Sarawak in the lowlands. The soldiers are easy to recognize and can be observed well in the morning…
A caterpillar from the Sphingidae Latreille, 1802 family – Sarawak / Borneo around 950m ASL I found this caterpillar crawling on the ground, it can be assumed that it was already in the metamorphosis phase and was therefore on the…
Giant forest ant, Dinomyrmex gigas [var. borneensis] (Latreille, 1802) Subspecies: Dinomyrmex gigas borneensis Emery, 1887 Dinomyrmex gigas is one of the largest ant species in the world and is widespread in the tropical forests of Southeast Asia. It is found…
Glory Bower, Clerodendrum sp., of central Sarawak / Borneo around 400m ASL
Brushed trapdoor spider, Barychelidae family of Sarawak / Borneo around 200m ASL – probably Rhianodes sp. – I only discovered this trapdoor spider by accident on the edge of a cliff in the forest, as it only looked out of…
Gnomulus sp.a harvestman from the genus Gnomulus Thorell, 1890, of south Sarawak Borneo – around 150m ASL.
Cat gecko – Aeluroscalabotes felinus Günther, 1864 – of south Sarawak / Borneo – around 200m ASL Aeluroscalabotes felinus Günther, 1864 is named after its habit of curling its tail like a cat when resting. These geckos are very common…