Fossil species from “Paleobiology Database”, and Recent species from “Wikipedia”

<==o Ricinulei Thorell, 1876 (hooded tickspiders; huppuhämähäkit)
    |--o †Curculioididae Cockerell, 1916 [Palaeoricinulei]
    |  |--o †Amarixys Selden, 1992
    |  |  |-- †A. gracilis (Petrunkevitch 1945) [Curculioides gracilis]
    |  |  |-- †A. stellaris Selden, 1992
    |  |  `-- †A. sulcata (Melander, 1903) [Curculioides sulcatus; Kustarachne sulcata]
    |  `--o †Curculioides Buckland, 1837
    |     |-- †C. adompha Brauckmann, 1987
    |     |-- †C. ansticii Buckland, 1837 
    |     |-- †C. eltringhami Petrunkevitch, 1949 
    |     |-- †C. gigas Selden, 1992
    |     |-- †C. granulatus Petrunkevitch, 1949
    |     |-- †C. mcluckiei Selden, 1992
    |     |-- †C. pococki Selden, 1992
    |     `-- †C. scaber (Scudder, 1890) [Geratarbus scabrum]
    |--o †Poliocheridae Scudder, 1884 [Palaeoricinulei]
    |  |-- †Terpsicroton alticeps (Pocock, 1911) Selden, 1992 [Poliochera alticeps; Polyochera alticeps]
    |  `--o †Poliochera Scudder, 1884 [Polyochera]
    |     |-- †P. cretacea Wunderlich, 2012
    |     |-- †P. gibbsi Selden, 1992
    |     |-- †P. glabra Petrunkevitch, 1913 [Polyochera glabra]
    |     `-- †P. punctulata Scudder, 1884 [Polyochera punctulata]
    `--o Neoricinulei
       `--o Ricinoididae Ewing, 1929
          |--o Cryptocellus Westwood, 1874
          |  |-- C. adisi Platnick, 1988
          |  |-- C. albosquamatus Cooke, 1967
          |  |-- C. becki Platnick & Shadab, 1977
          |  |-- C. bocas Platnick & Shadab, 1981
          |  |-- C. bordoni (Dumitresco & Juvara-Bals, 1977)
          |  |-- C. brignolii Cokendolpher, 2000
          |  |-- C. centralis Fage, 1921
          |  |-- C. chiriqui Platnick & Shadab, 1981
          |  |?- C. emarginatus Ewing, 1929 (nomen dubium)
          |  |-- C. fagei Cooke & Shadab, 1973
          |  |-- C. foedus Westwood, 1874
          |  |-- C. gamboa Platnick & Shadab, 1981
          |  |-- C. glenoides Cooke & Shadab, 1973
          |  |-- C. goodnighti Platnick & Shadab, 1981
          |  |-- C. hanseni Cooke & Shadab, 1973
          |  |-- C. isthmius Cooke & Shadab, 1973
          |  |-- C. lampeli Cooke, 1967
          |  |-- C. leleupi Cooreman, 1976
          |  |-- C. lisbethae Gonzalez-Sponga, 1998
          |  |-- C. magnus Ewing, 1929
          |  |-- C. narino Platnick & Paz, 1979
          |  |-- C. osa Platnick & Shadab, 1981
          |  |-- C. peckorum Platnick & Shadab, 1977
          |  |-- C. pseudocellatus Roewer, 1952
          |  |-- C. simonis Hansen & Sørensen, 1904
          |  |-- C. striatipes Cooke & Shadab, 1973
          |  |-- C. verde Platnick & Shadab, 1981
          |  `-- C. whitticki Platnick & Shadab, 1977
          |--o Pseudocellus Platnick, 1980
          |  |?- P. barberi (Ewing, 1929) (nomen dubium)
          |  |-- P. blesti (Merrett, 1960)
          |  |-- P. bolivari Gertsch, 1971
          |  |-- P. boneti (Bolívar y Pieltain, 1942)
          |  |-- P. cookei (Gertsch, 1977)
          |  |-- P. dissimulans (Cooke & Shadab, 1973)
          |  |-- P. dorotheae (Gertsch & Mulaik, 1939)
          |  |-- P. gertschi (Márquez & Conconi, 1974)
          |  |-- P. mitchelli Gertsch, 1971 — Mexico
          |  |-- P. osorioi (Bolívar y Pieltain, 1946)
          |  |-- P. paradoxus (Cooke, 1972)
          |  |-- P. pearsei (Chamberlin & Ivie, 1938)
          |  |-- P. pelaezi (Coronado Gutierrez, 1970)
          |  |-- P. reddelli (Gertsch, 1971) — Mexico
          |  |-- P. relictus (Chamberlin & Ivie, 1938)
          |  |-- P. sbordonii (Brignoli, 1974)
          |  |-- P. seacus Platnick & Pass, 1982
          |  |-- P. silvai (Armas, 1977)
          |  `-- P. spinotibialis (Goodnight & Goodnight, 1952)
          `--o Ricinoides Ewing, 1929 [Cryptostemma Guerin-Meneville, 1838]
             |-- R. westermannii (Guerin-Meneville, 1838)
             |-- R. afzelii (Thorell, 1892)
             |-- R. atewa Naskrecki, 2008
             |-- R. crassipalpe (Hansen & Sorensen, 1904)
             |-- R. feae (Hansen, 1921)
             |-- R. hanseni Legg, 1976
             |-- R. karschii (Hansen & Sorensen, 1904)
             |-- R. leonensis Legg, 1978
             |-- R. megahanseni Legg, 1982
             |-- R. olounoua Legg, 1978
             `-- R. sjostedtii (Hansen & Sorensen, 1904)

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