Black Dwarf Orb Weaver
This glossy black spider with a globular abdomen is the smallest spider known in Singapore, with mature females measuring a mere 0.6 mm. It can be identified in the field by its closely woven, planar horizontal orb webs, with a diameter of 2 to 3 cm.
| Length | ♀ 0.6 mm; ♂ unknown |
| Distribution | Singapore. |
| Habitat | Tree buttresses in secondary forest. |
| Biology | Up to a dozen of egg sacs may be found at the periphery of the mother’s web. The woolly egg sac each contains only a single, pinkish egg. |
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Chelicerata (Chelicerates)
Class Arachnida (Arachnids)
Order Araneae (Spiders)
Suborder Araneomorphae (Typical Spiders)
Singapore.