-Animals (Kingdom Animalia)

-Arthropods (Phylum Arthropoda)

-Chelicerates Subphylum Chelicerata

-Arachnids (Class Arachnida)

-Spiders Order Araneae

-Mygalomorphs (Suborder Mygalomorphae)

-Superfamily Avicularioidea

-Spiny Curtain-web Spiders (Family Euagridae)

-Subfamily Euagrinae

-Genus Euagrus

The Spiny Curtain-web Spiders of the family Euagridae and genus Euagrus are primitive spiders known for their funnel-like retreats and intricate sheet webs, built in crevices, under rocks, tree bark, or among leaf litter. Dark brown to black coloration, often with lighter patterns or subtle markings on the abdomen or legs.