The amaurobiidae are a family of spiders who can often be found in hollows or caves or under stones. There are 49 genera in this family.
Size: 0.13-2 cm (0.05-0.79 in)
Color: These spiders are generally black or brown in color.
Other Characteristic Features: They have eight eyes, placed in two curved rows.
Around 60-180 eggs are laid in a single white sac, ranging from 0.7-1.5 cm in diameter and shaped like a lens.
Spiderlings disperse over different periods, with around half of them leaving at three months. The rest spread at the end of one month. The mother lays trophic eggs for her young to eat.
They create minimal sheet webbing.
These spiders are venomous but are not known to be aggressive. While their bites are painful, they are not fatal.
| Lifespan | 1-2 years |
| Distribution | Argentina, Australia, China, France, Germany, Greece, Italy, Libya, Micronesia, Spain, Switzerland, Turkey, and the USA |
| Habitat | Burrows in loamy, sandy soil, caves, and rainforests with cool climates |
| Common Predators | Other spiders |
| Diet | Insects |
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