Trapdoor spiders hide in an underground nest they line with their silk, and then conceal it with a hinged silk lid, the trapdoor.
The Barack Obama trapdoor spider (Aptostichus barackobamai) is a species of trapdoor spider named after the 44th President of the United States, Barack Obama.
Adam Hochschild, Finding the Trapdoor: Essays, Portraits, Travels (Syracuse University Press, 1997), "Paragon of Porkers: Freddy the Pig," pp.
Idiosoma nigrum, also called Black rugose trapdoor spider, occurs only in south-western Australia, in dry woodlands east of the Darling Scarp and north to Moore River.
Bird, animal and insects include the Harlequin Bird, Dicaeum Hirundinaceum, the Shingle-back Lizard, Trachyosaurus rugosus and the Trapdoor Spider.
An example can be seen in the mygalomorph spider Idiosoma nigrum (Black Rugose Trapdoor Spider), which protects itself in its burrow by positioning itself so as to block the burrow with its abdomen, which is unusually hard.
Sason robustum, a trapdoor spider species only found in southern India, Sri Lanka and the Seychelles
It employed a robust version of the "trapdoor" breechblock design originated by Erskine S. Allin, Master Armorer of the Springfield Armory.
Trapdoor Fucking Exit is the third album by The Dead C, released in 1990 through Siltbreeze.