Adanson's House Jumper 
Adelaide trapdoor spider 
Adoxotoma nodosa 
Aelurillus v-insignitus 
Agalenatea redii 
Agelena labyrinthica 
Agelenopsis naevia 
Agroeca brunnea 
Alopecosa kochi 
Alpaida bicornuta 
Amaurobius simlis 
American House Spider 
American Nursery Web Spider 
Amyciaea lineatipes 
Anasaitis canosa 
Anelosimus vittatus 
Antilles pinktoe tarantula 
Antmimic Spider 
Antrodiaetus pacificus 
Anyphaena aperta 
Aphantaulax signicollis 
Apritcia jovialis 
Arabesque orbweaver 
Arachnura higginsi