Basal Araneomorphae


Spiders of California
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FAMILY GENUS SPECIES AUTHOR COUNTY RECORDS DESCRIPTION OTHER REFERENCES  
CAPONIIDAE Calponia harrisonfordi Platnick Contra Costa, Mendocino, San Benito, Santa Clara, Santa Cruz Calponia harrisonfordi Platnick 1993    
CAPONIIDAE Orthonops gertschi Chamberlin Inyo Co, Riverside Co., San Bernardino Co. Orthonops gertschi Chamberlin 1928,    
CAPONIIDAE Orthonops giulianii Platnick Mono Co, Inyo Co., Kern Co., San Bernardino Co. Orthonops giulianii Platnick 1995    
CAPONIIDAE Orthonops icenoglei Platnick Imperial Co. N to San Bernardino Co Orthonops icenoglei Platnick 1995    
CAPONIIDAE Orthonops iviei Platnick Fresno Co, Riverside Co, San Diego Co. Orthonops iviei Platnick 1995    
CAPONIIDAE Orthonops johnsoni Platnick San Diego Co Orthonops johnsoni Platnick 1995    
CAPONIIDAE Orthonops n. spp.   Riverside Co., San Diego Co. (2 n.spp. recognized by W. R. IcenogIe, S. C. Johnson an d W.J. Gertsch)    
CAPONIIDAE Orthonops ovalis (Banks) Inyo Co., Riverside Co., San Bernardino Co. Nops ovalis Banks 1898, p.211    
CAPONIIDAE Orthonops zebra Platnick Orange Co. Riverside Co. Orthonops zebra Platnick 1995    
CAPONIIDAE Tarsonops systematicus Chamberlin Fresno Co., Inyo Co., Kings Co., River-side Co., San Diego Co., San Bernardino Co. Tarsonops systematicus Chamberlin 1924, p. 601    
DIGUETIDAE Diguetia albolineata (O.P.-Cambridge) San Diego Co., Riverside Co. Ervig albolineatus O.P.-Cambridge 1895 Chosen publication: Gertsch, W.J.,1958a  
DIGUETIDAE Diguetia andersoni Gertsch San Bernardino Co. (Twenty-nine Palms) Diguetia andersoni Gertsch 1958a, p.22 Chosen publication: Gertsch, W.J.,1958a  
DIGUETIDAE Diguetia canities (McCook) Inyo Co., Los Angeles Co., Riverside Co., San Bernardino Co., Tulare Co, Segestria canities McCook, H.C.,1889, p.136 Chosen publication: Gertsch, W.J.,1958a  
DIGUETIDAE Diguetia mojavea Gertsch San Bernardino Co. (Yermo) Diguetia mojavea Gertsch 1958a, p.20 Chosen publication: Gertsch, W.J.,1958a  
DIGUETIDAE Diguetia signata Gertsch San Diego and Riverside Counties Diguetia signata Gertsch 1958a, p.22 Chosen publication: Gertsch, W.J.,1958a  
DYSDERIDAE Dysdera crocata C.L.Koch San Diego Co. north to Marin and Placer Counties Dysdera crocata C.L.Koch 1839, p.81    
FILISTATIDAE FiIistata n. sp.   Imperial Co. (Ogilby) (New species recognized by W.J. Gertssch)    
FILISTATIDAE Filistatinella n. sp.   San Diego Co. north to Monterey Co., plus. Kern Co., Anacapa Is... Santa Cruz Is. (Recognized by W.R. Icenogle and S.C. Johnson.)    
FILISTATIDAE Kukulcania arizonica (Chamberlin & Ivie) San Diego and Imperial Counties north to Contra Costa Co. Filistata arizonica Chamberlin & Ivie 1935, p.4    
FILISTATIDAE Kukulcania geophila (Chamberlin & Ivie) San Diego Co. north to Shasta Co. Kern Co. north to Placer Co., plus Santa Cruz Is. Filistata geophila Chamberlin & Ivie 1935, p.6; Filistata geophila wawona Chamberlin & Ivie 1942, p.4    
FILISTATIDAE Kukulcania hibernalis (Hentz) Los Angeles. Co. , Marin Co. , San Joaquin Co. (.Army depot) Filistata hibernalis Hentz 1842, p. 227    
FILISTATIDAE Kukulcania hurca (Chamberlin & Ivie) Imperial Co Filistata hurca Chamberlin & Ivie 1942b, p.3    
FILISTATIDAE Kukulcania utahana (ChamberIin & Ivie) San Diego Co. north to Contra Costa Co.,Imperial Co. north to Sierra Co. Filistata utahana ChamberIin & Ivie1935c, p. 5;    
HYPOCHILIDAE Hypochilus kastoni Platnick Humboldt Co., Siskiyou Co. Hypochilus kastoni Platnick 1987 in Forster, Platnick, and Gray 1987, p.22    
HYPOCHILIDAE Hypochilus petrunkevitchi Gertsch Fresno Co., Mariposa Co., San Bernardino Co., Tulare Co. Hypochilus petrunkevitchi Gertsch 1958a, p.11 Chosen publication: Forster & Gray 1987, p.21  
HYPOCHILIDAE Hypochilus bernardino Catley San Bernardino Co Hypochilus bernardino Catley 1994    
LEPTONETIDAE Archoleptoneta schusteri Gertsch San Diego Co. north to Humboldt Co., plus Butte Co., Placer Co. Archoleptoneta schusteri Gertich 1974, p.201 Reference: Platnick, N.I.,1986, pp.13, 15  
LEPTONETIDAE Calileptoneta californica (Banks) Contra Costa Co. north to Del Norte Co. Leptoneta californica Banks 1904, p.333 Gertsch, W.J.,1974 , p.191; Platnick, N.I.,1986, pp.1, 15  
LEPTONETIDAE Calileptoneta helferi (Gertsch) Mendocino Co. north to Del Norte Co. Leptoneta helferi Gertsch 1974 ,p.192 Reference: Platnick, N.I.,1986, pp.1, 15  
LEPTONETIDAE Calileptoneta noyoana (Gertsch) Mendocino Co. Leptoneta noyoana Gertsch 1974, p.196 Reference: Platnick, N.I.,1986, pp.1, 15.  
LEPTONETIDAE Calileptoneta oasa (Gertsch) Riverside Co. Leptoneta oasa Gertsch 1974, p.197 Reference: Platnick, N.I.,1986, pp.1, 15  
LEPTONETIDAE Calileptoneta wapiti (Gertsch) Humboldt Co., Lake Co., Mendocino Co. Leptoneta wapiti Gertsch 1974, p.195 Reference: Platnick, N.I.,1986, pp.1, 15  
MIMETIDAE Ero furcata (Villers) Marin Co. Aranea furcata Villers p.129 Chosen publication: Shear W.A., 1981, p.257  
MIMETIDAE Mimetus hesperus Chamberlin San Diego Co. north to Mendocino Co., Siskiyou Co., Riverside Cc,. north to Sierra Co. Mimetus hesperus Chamberlin 1923, p.5 Chamberlin &: Ivie 1935, p.63  
MIMETIDAE Mimetus capriolus in prep. Mott San Bernardino Co Mimetus capriolus Mott in prep    
MIMETIDAE Mimetus notius Chamberlin San Diego Co. Mimetus notius Chamberlin 1923, p. 7    
MIMETIDAE Mimetus sp.   Placer Co., Nevada Co. (In collection of CA Dept. of Food and Agriculture.)    
MIMETIDAE Reo eutypus (Chamberlin & Ivie) San Diego Co. North to Santa Barbara Co.,Monterey Co, Santa Clara Co, Riverside Co, Mariposa Co, Amador Co, San Clemente Is., Santa Catalina Is. Mimetus eutypus Chamberlin & Ivie 1935, p.24 Brignoli 1979 Misplaced in Reo, replaced into Mimetus Mott in prep
OECOBIIDAE Oecobius isolatus Chamberlin Los Angeles Co. Oecobius isolatus Chamberlin 1924, p.584 Chosen publication: Shear, W.A.,1970,p.148  
OECOBIIDAE Oecobius navus Blackwall San Diego Co. north to Tehama Co., plus Inyo Co., Mono Co., Oecobius navus Blackwall 1849 Chosen publication: Shear, W.A., 1970, p.138  
OECOBIIDAE Oecobius putus O.P.-Cambridge Imperial Co. Oecobius putus O.P.-Cambridge 1876, p.544 Chosen publication: Shear, W.A.,1970, p.144  
OONOPIDAE Oonops n. sp.     (One n.sp. recognized by W.J. Gertsch.)    
OONOPIDAE Opopaea sp.     (Specimen examined by W.R. Icenogle.)    
OONOPIDAE Orchestina moaba Chamberlin & Ivie San Diego Co. north to Monterey Co. Orchestina moaba Chamberlin & Ivie 1935, p.10    
OONOPIDAE Orchestina n. sp.     (Specimens examined by W.R. Icenogle.)    
OONOPIDAE Orchestina obscura Chamberlin & Ivie Riverside Co. (Temecula) Orchestina obscura Chamberlin & Ivie 1942, p.6    
OONOPIDAE Scaphiella hespera Chamberlin San Diego Co. north to Mariposa Co., plus Santa Cruz Island. Scaphiella hespera Chamberlin 1924, p.594    
OONOPIDAE Scaphiella litoris Chamberlin San Diego Co. Scophiella litoris Chamberlin 1924, p.594    
PHOLCIDAE Artema atlanta Walckenaer Imperial Co., San Diego Co. Artema atlanta Walckenaer 1837, p.656 Chosen publication: Brignoli, P.,1981, p.92  
PHOLCIDAE Crossopriza sp.   Imperial Co. (Recocinized by W.R. Icenogle.)    
PHOLCIDAE Holocnemus pluchei (Scopoli) Imperial Co., Los Angeles Co., Napa Co., Riverside Co., Sonoma Co., San Joaquin ValIey, Sacramento Val1ey, Aranea pluchei Scopoli 1763, p.404 Reference: Wiehle, H.,1933, p 242  
PHOLCIDAE Pholcophora americana Banks. Tulare Co. north to Siskiyou and Modoc Counties, plus San Francisco Co., Riverside Co., San Diego Co. Pholcophora americana Banks 1896B, p.51, ;Pholcophora obscura Chamberlin & Ivie 1935, p.12 Chosen publication: Gertsch, W.J.,1982, p.97  
PHOLCIDAE Pholcus phalangioides (Fuesslin) Throughout most of California, Santa Catalina Is. Aranea phalanciioides Fuesslin 1775, p61    
PHOLCIDAE Physocyclus californicus Chamberlin & Gertsch Calaveras Co., Los Angeles Co., Madera Co., Riverside Co., Sacramento Co., San Bernardino Co., Tulare Co. Physocyclus californicus Chamberlin & Gertsch 1929, p.102    
PHOLCIDAE Physocyclus globosus (Taczanowski) Alameda Co. (Laundry Farm) Pholcus globosus Taczanowski 1873, p,105 Chosen publication: Brignoli, P.,198l, p.94  
PHOLCIDAE Psilochorus acanthus Chamberlin & Ivie Orange Co. north to Santa Barbara Co Psilochorus acanthus Chamberlin & Ivie 1942, p.12    
PHOLCIDAE Psilochorus apicalis Banks Santa Clara Co. north to Shasta Co. plus Inyo Co., Los Angeles Co., San Bernardino Co. Psilochorus apicalis Banks 1921, p.99    
PHOLCIDAE Psilochorus bantus Chamberlin & Ivie Santa Barbara Co. north to Marin Co., plus Santa Cruz Is. Psilochorus bantus Chamberlin & Ivie 1942. p.10    
PHOLCIDAE Psilochorus californiae Chamberlin San Diego Co. north to Contra Cost Co. Psilochorus californicus Chamberlin 1919, p.8    
PHOLCIDAE Psilochorus gertschi Schenkel San Diego Co. (Balboa Park) Psilochorus gertschi Schenkel 1950, p.44    
PHOLCIDAE Psilochorus hesperus Gertsch &.Ivie Shasta Co. (McArthur) Psilochorus hesperus Gertsch & Ivie 1936, p.1    
PHOLCIDAE Psilochorus n. spp.   Inyo Co., Los. Angeles Co., Mono, Co., San Diego Co., Santa CIara Co., Sierra Co. (3 n.spp. recognized by W.J. Gertsch.)    
PHOLCIDAE Psilochorus rockefelleri Gertsc Imperial Co., San Diego Co. Psilochorus rockefelleri Gertsch 1935, p.13    
PHOLCIDAE Psilochorus simplicior Chamberlin & Ivie Monterey Co. (Pacific Grove) Psilochorus simplicior Chamberlin & lvie 1942, p.12    
PHOLCIDAE Psilochorus topanga Chamberlin & Ivie Los Angeles Co. (Topanga Cyn.), Psilochorus topanga Chamberlin & Ivie 1942, p.11    
PHOLCIDAE Psilochorus utahensis Chamberlin Inyo Co.,Kern Co.,Mono Co.,Riverside Co.,San Bernardino Co.,San Diego f-7c, Psilochorus utahensis Chamberlin 1919, p.247    
PHOLCIDAE Spermophora senoculata (Duges) Alameda Co. (Introduced) Pholcus senoculatus Duges 1836 Spermophora meridionaliis Hentz 1841, p.117  
PLECTREURIDAE Kibramoa guapa Gertsch San Diego Co., Calaveras Co. Kibramoa guapa Gertsch 1958b, p.38 Chosen publication. Gertsch, W.J.,1958b,  
PLECTREURIDAE Kibramoa madrona Gertsch Alameda Co., Contra Costa Co., Fresno Co., Monterey Co., Stanislaus Co. Kibramoa madrona Gertsch 1958b, p.37 Chosen publication. Gertsch, W.J.,1958b,  
PLECTREURIDAE Kibramoa n. spp.     (3 n.spp. recognized by W.J. Gertsch.)    
PLECTREURIDAE Kibramoa suprenans (Chamberlin) Kern Co., Los Angeles Co. Plectreurys suprenans Chamberlin 1919a, p.4 Chosen publication. Gertsch, W.J.,1958b,  
PLECTREURIDAE Plectreurys angeIa Gertsch Riverside Co., San Bernardino Co. Plectreurys angela Gertsch 1958b, p.18 Chosen publication. Gertsch, W.J.,1958b,  
PLECTREURIDAE Plectreurys castanea Simon Los Angeles Co., San Bernardino Co. north to Contra Costa Co., plus Santa Barbara Is. Plectreurys castanea Simon 1893,p.301 Chosen publication. Gertsch, W.J.,1958b,  
PLECTREURIDAE Plectreurys ceralbona Chamberlin South California Plectreurys ceralbonus Chamberlin 1924, p.588 Chosen publication. Gertsch, W.J.,1958b,  
PLECTREURIDAE Plectreurys conifera Gertsch Los Angeles Co., Riverside Co., San Diego Co. Plectreurys conifera Gertsch 1958b, p.14 Chosen publication. Gertsch, W.J.,1958b,  
PLECTREURIDAE Plectreurys deserta Ger tsch Kern Co. , Los Angel es Co. Plectreurys deserta Gertsch 1958b, p.16 Chosen publication. Gertsch, W.J.,1958b,  
PLECTREURIDAE Plectreurys mojavea Gertsch Los. Angeles Co. (Palmdale) Plectreurys mojavea Gertsch 1958b, p.14 Chosen publication. Gertsch, W.J.,1958b,  
PLECTREURIDAE Plectreurys monterea Gertsch Monterey Co. (Hastings Natural History Preserve) PIectreurys montera Gertsch 1958b , p.11 Chosen publication. Gertsch, W.J.,1958b,  
PLECTREURIDAE Plectreurys n. spp.     (At least 3 n.spp. recognized by W.J. Gertsch.) Chosen publication. Gertsch, W.J.,1958b,  
PLECTREURIDAE Plectreurys oasa Gertsch ImperiaI Co , San Diego Co. Plectreurys oasa Gertsch 1958b, p.17 Chosen publication. Gertsch, W.J.,1958b,  
PLECTREURIDAE Plectreurys schicki Gertsch Riverside Co. Plectreurys schicki Gertsch 1958b, p.16 Chosen publication. Gertsch, W.J.,1958b,  
PLECTREURIDAE Plectreurys tecate Gertsch San Diego Co. (Tecate) Plectreurys tecate Gertsch 1958b, p.13 Chosen publication. Gertsch, W.J.,1958b,  
PLECTREURIDAE Plectreurys tristis Simon Inyo Co., Kern Co., Los Angeles Co., Mono Co., Riverside Co., San Bernardino Co., San Diego Co. Plectreurys tristis Simon 1893, p.300 Chosen publication. Gertsch, W.J.,1958b,  
SCYTODIDAE Scytodes n. spp.   San Diego and Imperial Counties north to Tulare Co., plus. Butte Co. (ex mobile home from Los Angeles area.) (At least 2 n.spp. in California, recognized by W.R. Icenogle.) (2 species in W.R. Icenogle collection.) (2 species in Marjorie Moody collection.)    
SCYTODIDAE Scytodes perfecta Banks Imperial Co., San Diego Co., Kern Co. north to Fresno Co. Scytodes perfecta Banks, 1898a, p.210 Chosen publication: Gertsch, W.J.,1935a, p.7  
SCYTODIDAE Scytodes thoracica (Latreille) Butte Co. (Chico) Aranea thoracica Latreille 1802, p.134    
SEGESTRIIDAE Ariadna bicolor (Hentz) Riverside Co., San Diego Co., San Bernardino Co. Pylarus bicolor Hentz 1842, p.225 Chosen publication: Beatty, J.A.,1970, p.458  
SEGESTRIIDAE Ariadna fidicina (Chamberlin) Orange Co. north to Monterey Co. Citharoceps fidicina Chamberlin 1924, p.603 Chosen publication: Beatty, J.A.,1970, p.478  
SEGESTRIIDAE Segestria bella Chamberlin & Ivie Santa Clara Co. (Mayfield) Segestria bella Chamberlin & Ivie 1935c, p.7    
SEGESTRIIDAE Segestria cruzana Chamberlin & Ivie Santa Cruz Is. Segestria cruzana Chamberlin & Ivie 1935c, p.7    
SEGESTRIIDAE Segestria pacifica Banks Los Angeles Co. north to Siskiyou Co. Segestria pacifica Banks 1891, p.209    
SICARIIDAE Loxosceles arizonica Gertsch & Mulaik, San Bernardino Co. (Kelso dunes) Loxosceles arizonica Gertsch & Mulaik 1940, p.317 Chosen publication: Gertsch & Mulaik,1983, p.295  
SICARIIDAE Loxosceles deserta Gertsch San Diego and Imperial Counties north to Sari Benito and Mono Counties. Loxosceles deserta Gertsch 1973, p.159 Chosen publication: Gertsch & Ennik,1983, p.291  
SICARIIDAE Loxosceles laeta (Nicolet) Introduced into Los Angeles Co. Scytodes laeta Nicolet 1849, p.349 Chosen publication: Gertsch & Erinik,1983, p.349  
SICARIIDAE Loxosceles martha Gertsch & Ennik Riverside Co. (Whitewater Cyn., Palm Springs) LoxosceIes martha Gertsch & Ennik 1983, p.303 Chosen publication: Gertsch & Mulaik,1983, p.296  
SICARIIDAE Loxosceles palma Gertsch & Ennik Riverside Co., San Diego Co. Loxosceles palma Gertsch & Ennik 1983, p.302 Chosen publication: Gertsch & Ennik,1983, p.292  
SICARIIDAE Loxosceles reclusa Gertsch & Mulaik Introduced into Los Angeles Co (PLEASE see note) Loxosceles reclusa Gertsch & Mulaik 1940, p.317 Chosen publication: Gertsch & Ennik,1983, p.235; http://spiders.ucr.edu/index.html All occurences in CA have been linked to particular shipping introductions. Apart from these, THE BROWN RECLUSE IS UNKNOWN FROM CALIFORNIA!! See http://spiders.ucr.edu/index.html for good info.
SICARIIDAE Loxosceles rufescens (Dufour) 0range Co., Santa Barbara Co. Scytodes rufescens Dufour 1820, p.203 Chosen publication: Gertsch & Ennik,1983, p.353  
SICARIIDAE Loxosceles russelli Gertsch & Ennik Inyo Co., San Bernardino Co. LoxosceIes russelli Gertsch & Ennik 1983, p.301    
TELEMIDAE Telema n. spp.     (3 n.spp. recognized by W.J. Gertsch.)    
TELEMIDAE Usofila gracili Keyserling El Dorado Co. (Alabaster Cave) Usofila gracilis Keyserling 1891 in Marx, G.,1891, p.35 Chosen publications: Gertsch, W.J.,1973, p.154, Gertsch, W.J.,1979, p.151  
Spiders of California
email Steve Lew