World Catalog (accessed 4 Decem 2020) Family: Thorell, 1870

Gen. C. L. Koch, 1837 Amaurobius agastus (Chamberlin, 1947) CA Amaurobius barbaricus Leech, 1972 CA Emerton, 1909 AB, BC, LB, MB, NB, NF, ON, PQ, SK; MA, ME, MI, MN, NH, NY, PA, VT, WI Amaurobius corruptus Leech, 1972 CA Amaurobius diablo Leech, 1972 CA Amaurobius distortus Leech, 1972 CA Amaurobius dorotheae (Chamberlin, 1947) CA (Walckenaer, 1830) NS, ON, PQ; CT, IL, IN, MA, MD, MI, NJ, NY, OH, PA, RI, VA, WA, WI, WV Amaurobius galeritus Leech, 1972 CA Amaurobius hagiellus (Chamberlin, 1947) CA Amaurobius heathi (Chamberlin, 1947) CA Amaurobius intermedius Leech, 1972 CA Amaurobius latescens (Chamberlin, 1919) CA Amaurobius leechi Brignoli, 1983 CA Amaurobius mathetes (Chamberlin, 1947) CA Amaurobius mephisto (Chamberlin, 1947) CA Amaurobius minutus Leech, 1972 CA Amaurobius palomar Leech, 1972 CA Amaurobius prosopidus Leech, 1972 CA (Blackwall, 1861) PQ; AK Amaurobius tamalpais Leech, 1972 CA Amaurobius transversus Leech, 1972 CA Amaurobius triangularis Leech, 1972 CA Amaurobius tulare Leech, 1972 CA Amaurobius vexans Leech, 1972 CA

Gen. Lehtinen, 1967 Arctobius agelenoides (Emerton, 1919) AB, BC, MB, NT, NU, SK, YT; AK

Gen. Chamberlin, 1947 Callobius angelus (Chamberlin & Ivie, 1947) CA Callobius arizonicus (Chamberlin & Ivie, 1947) AZ, NM Callobius bennetti (Blackwall, 1846) LB, MB, NB, NF, NS, ON, PQ; CT, IA, IL, IN, MA, MD, ME, MI, MN, NC, NH, NJ, NY, OH, PA, TN, VA, VT, WI, WV Callobius canada (Chamberlin & Ivie, 1947) BC; MT, OR, WA Callobius deces (Chamberlin & Ivie, 1947) CA, OR, WA Callobius enus (Chamberlin & Ivie, 1947) BC; ID, MT, OR, WA Callobius gertschi Leech, 1972 CA Callobius guachama Leech, 1972 CA Callobius hyonasus Leech, 1972 OR Callobius kamelus (Chamberlin & Ivie, 1947) OR Callobius klamath Leech, 1972 OR Callobius manzanita Leech, 1972 CA Callobius nevadensis (Simon, 1884) CA, ID, MT, NV, OR, UT, WA Callobius nomeus (Chamberlin, 1919) AB, BC, LB, MB, PQ, SK, YT; AK, CO, ID, MT, NH, OR, UT, WA, WY Callobius olympus (Chamberlin & Ivie, 1947) CA Callobius panther Leech, 1972 CA Callobius paskenta Leech, 1972 CA Callobius pauculus Leech, 1972 CA Callobius paynei Leech, 1972 CA, OR Callobius pictus (Simon, 1884) BC; AK, CA, ID, OR, WA Callobius rothi Leech, 1972 CA, WA Callobius severus (Simon, 1884) AB, BC; CA, OR, WA Callobius sierra Leech, 1972 NV Callobius tamarus (Chamberlin & Ivie, 1947) ID, OR, WA Callobius tehama Leech, 1972 CA

Gen. Cavernocymbium Ubick, 2005 Cavernocymbium prentoglei Ubick, 2005 CA Cavernocymbium vetteri Ubick, 2005 CA

Gen. Strand, 1907 Cybaeopsis armipotens (Bishop & Crosby, 1926) NC Cybaeopsis euopla (Bishop & Crosby, 1935) AB, BC, LB, MB, NB, NF, NS, NT, ON, PQ, SK; ME, MN, WI Cybaeopsis hoplites (Bishop & Crosby, 1926) NC Cybaeopsis hoplomacha (Bishop & Crosby, 1926) NC Cybaeopsis macaria (Chamberlin, 1947) OR, WA Cybaeopsis pantopla (Bishop & Crosby, 1935) GA, KY, NC, TN Cybaeopsis spenceri (Leech, 1972) WA Cybaeopsis tibialis (Emerton, 1888) LB, MB, NB, NF, ON, PQ; ME, MI, NH, NY, OH, VT Cybaeopsis wabritaska (Leech, 1972) AB, BC; AK, WA

Gen. Parazanomys Ubick, 2005 Parazanomys thyasionnes Ubick, 2005 CA

Gen. Chamberlin, 1947 Pimus desiccatus Leech, 1972 CA Pimus eldorado Leech, 1972 CA Pimus fractus (Chamberlin, 1920) CA Pimus hesperellus Chamberlin, 1947 CA Pimus iviei Leech, 1972 CA Pimus leucus Chamberlin, 1947 CA, OR Pimus napa Leech, 1972 CA Pimus nawtawaketus Leech, 1972 CA Pimus pitus Chamberlin, 1947 CA Pimus salemensis Leech, 1972 OR

Gen. Zanomys Chamberlin, 1948 Zanomys aquilonia Leech, 1972 BC; OR, WA Zanomys californica (Banks, 1904) CA Zanomys feminina Leech, 1972 CA Zanomys hesperia Leech, 1972 CA Zanomys kaiba Chamberlin, 1948 SK; CO, ID, NM, OR, UT, WA Zanomys ochra Leech, 1972 AZ, CA, UT Zanomys sagittaria Leech, 1972 CA Zanomys ultima Leech, 1972 CA

(List submitted by D. Allen Dean, 12 March 2002) (Revised list compiled by D. Allen Dean, 23 January 2015) (Modified by D. Allen Dean, 18 January 2021)