Arachnida is a class within the subphylum Chelicerata. Two primary characteristics of arachnids are that they have eight legs, and no antennae or wings. They are not considered insects--insects have six legs, two antennae, and usually wings, and are classified in the separate subphylum Hexapoda. Two well-known types are spiders and scorpions
This category has the following 7 subcategories, out of 7 total.
Pages in category "Arachnids"
The following 20 pages are in this category, out of 20 total.