Taxa included

Chamberlin, R. V. & Ivie, W. (1939a). Studies on North American spiders of the family Micryphantidae. Verhandlungen, VII. Internationaler Kongress für Entomologie, Berlin 1: 56-73.

Taxon
Erigone benes Chamberlin & Ivie, 1939 (Linyphiidae) 56, f. 3 (Dm), Erigone benes Original description
Erigone angela Chamberlin & Ivie, 1939 (Linyphiidae) 57, f. 4 (Dm), Erigone angela Original description
Erigone denticulata Chamberlin & Ivie, 1939 (Linyphiidae) 57, f. 2 (Dm), Erigone denticulata Original description
Erigone aspura Chamberlin & Ivie, 1939 (Linyphiidae) 58, f. 1 (Dmf), Erigone aspura Original description
Erigone praecursa Chamberlin & Ivie, 1939 (Linyphiidae) 58, f. 5-6 (Dmf), Erigone praecursa Original description
Mermessus bryantae (Ivie & Barrows, 1935) (Linyphiidae) 59, f. 7 (Df), Eperigone lyra
Mermessus holdus (Chamberlin & Ivie, 1939) (Linyphiidae) 59, f. 8-9 (Df), Eperigone holda Original description
Eulaira chelata Chamberlin & Ivie, 1939 (Linyphiidae) 60, f. 11-12 (Dmf), Eulaira chelata Original description
Eulaira delana Chamberlin & Ivie, 1939 (Linyphiidae) 60, f. 10 (Df), Eulaira delana Original description
Tachygyna vancouverana Chamberlin & Ivie, 1939 (Linyphiidae) 61, f. 19-22 (Dmf), Tachygyna vancouverana Original description
Tachygyna Chamberlin & Ivie, 1939 (Linyphiidae) 61, type Tachygyna vancouverana Chamberlin & Ivie, 1939; gender feminine Original description
Tachygyna delecta Chamberlin & Ivie, 1939 (Linyphiidae) 62, f. 23-24 (Df), Tachygyna delecta Original description
Tachygyna tuoba (Chamberlin & Ivie, 1933) (Linyphiidae) 62, f. 25-26 (f), Tachygyna tuoba
Tachygyna haydeni Chamberlin & Ivie, 1939 (Linyphiidae) 63, f. 27-30 (Dmf), Tachygyna haydeni Original description
Tachygyna pallida Chamberlin & Ivie, 1939 (Linyphiidae) 63, f. 13-16 (Dmf), Tachygyna pallida Original description
Ceratinops obscurus (Chamberlin & Ivie, 1939) (Linyphiidae) 64, f. 17-18 (Dm), Masonetta obscura Original description
Diplocentria perplexa (Chamberlin & Ivie, 1939) (Linyphiidae) 64, f. 48-49 (Dm), Maso perplexa Original description
Masonetta floridana (Ivie & Barrows, 1935) (Linyphiidae) 64, Masonetta floridana
Masonetta Chamberlin & Ivie, 1939 (Linyphiidae) 64, type Caseola floridana Ivie & Barrows, 1935; gender feminine Original description
Sisicottus montanus (Emerton, 1882) (Linyphiidae) 65, f. 40 (m), Sisicottus montanus
Typhochrestus uintanus (Chamberlin & Ivie, 1939) (Linyphiidae) 65, f. 31-34 (Dmf), Sisicottus uintanus Original description
Walckenaeria cornuella (Chamberlin & Ivie, 1939) (Linyphiidae) 65, f. 35-37 (Dmf), Sisicottus cornuella Original description
Sisicottus nesides (Chamberlin, 1921) (Linyphiidae) 66, f. 39 (m), Sisicottus nesides
Sisicottus orites (Chamberlin, 1919) (Linyphiidae) 66, f. 38 (m), Sisicottus orites
Walckenaeria saniuana (Chamberlin & Ivie, 1939) (Linyphiidae) 66, f. 46-47 (Dm), Sisis saniuana Original description
Ceratinopsis delicata Chamberlin & Ivie, 1939 (Linyphiidae) 67, f. 43-45 (Dmf), Ceratinopsis delicata Original description
Ceratinopsis yola Chamberlin & Ivie, 1939 (Linyphiidae) 67, f. 41-42 (Dm), Ceratinopsis yola Original description
Ceraticelus crassiceps Chamberlin & Ivie, 1939 (Linyphiidae) 68, f. 52-54 (Dmf), Ceraticelus crassiceps Original description
Ceraticelus fissiceps (O. Pickard-Cambridge, 1874) (Linyphiidae) 69, f. 55-57 (Dmf) [urn:lsid:nmbe.ch:spidersp:009834], Ceraticelus vesperus
Idionella anomala (Gertsch & Ivie, 1936) (Linyphiidae) 69, f. 59 (Df) [urn:lsid:nmbe.ch:spidersp:058804], Ceraticelus guttatus
Ceraticelus micropalpis (Emerton, 1882) (Linyphiidae) 70, f. 58 (Df) [urn:lsid:nmbe.ch:spidersp:058783], Ceraticelus durus
Pelecopsis sculpta (Emerton, 1917) (Linyphiidae) 70, f. 51 (m), Pelecopsis sculptum
Pelecopsis sculpta digna Chamberlin & Ivie, 1939 (Linyphiidae) 70, f. 50 (Dmf), Pelecopsis dignum Original description

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