description Tasmanian Cave Spider (Hickmania troglodytes) Overview
Hickmania troglodytes, commonly known as the Tasmanian cave spider, represents a unique lineage of spiders found exclusively within Tasmania’s limestone caves. This primitive arachnid is notable for being the last surviving member of its family and exhibiting a large, complex web structure. It is primarily studied by biologists investigating ancient arthropod evolution and cave ecosystem dynamics.
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Tasmanian Cave Spider (Hickmania troglodytes) ranks #103 of 352 in the Spider ranking, behind Audi R8 V10 RWS Spyder, ahead of Marbled Orbweaver (Araneus marmoreus).
help Tasmanian Cave Spider (Hickmania troglodytes) FAQ
Where does the Tasmanian Cave Spider live?
The Tasmanian Cave Spider (*Hickmania troglodytes*) is endemic to the Australian island state of Tasmania. It exclusively inhabits the dark, cool environments of natural cave systems.
Why is the Tasmanian Cave Spider considered primitive?
It is a primitive arachnid notable for being the sole surviving species in its family, Austrochilidae, in Tasmania. It retains physical characteristics that are similar to ancient spider lineages from millions of years ago.
How does the Tasmanian Cave Spider catch its prey?
This spider builds a sheet web with a silken tube retreat at the back, which it uses to hide during the day. It waits for cave insects, like crickets and flies, to stumble into the web before striking.
How long do Tasmanian Cave Spiders live?
Because of the cold, stable temperatures of their cave habitats, these spiders grow very slowly and have long lifespans. Researchers believe they can live for decades, making them one of the longest-lived spider species.
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