After Parker, 1982, “the CAS Echinoderm webpage”, 1998, and Mah & Blake, 2012; with genera and species from “World Register of Marine Species”

<==o Forcipulatida Perrier, 1884
   |==o “Pedicellasteridae” Perrier, 1884
   |  |--o Anteliaster Fisher, 1923
   |  |  |-- A. australis Fisher, 1940 [Anteliaster scaber Fisher, 1940]
   |  |  |--o A. coscinactis Fisher, 1923 [Anteliaster megatretus Fisher, 1928]
   |  |  |  `-- A. coscinactis megatretus Fisher, 1928 [Pedicellaster improvisus H.L. Clark, 1913]
   |  |  |-- A. indonesiae Aziz & Jangoux, 1985
   |  |  |-- A. microgenys Fisher, 1928 [Anteliaster nannodes Fisher, 1928]
   |  |  `-- A. scaber (E. A. Smith, 1876)
   |  |--o Hydrasterias Sladen, 1889
   |  |  |-- H. improvisus (Ludwig, 1905) [Pedicellaster improvisus Ludwig, 1905]
   |  |  |-- H. ophidion (Sladen, 1889)
   |  |  |-- H. sacculata McKnight, 2006
   |  |  |-- H. sexradiata (Perrier, in Milne-Edwards, 1882) [Pedicellaster sexradiatus Perrier, in Milne-Edwards, 1882; Hydrasterias ophiodon A.M. Clark in Herring, 1974]
   |  |  `-- H. tasmanica McKnight, 2006
   |  |--o Pedicellaster M. Sars, 1861
   |  |  |-- P. atratus Alcock, 1893
   |  |  |-- P. eximius Djakonov, 1949
   |  |  |--o P. hypernotius Sladen, 1889
   |  |  |  |-- P. hypernotius antarcticus Ludwig, 1903 [Pedicellaster antarcticus Ludwig, 1903]
   |  |  |  `-- P. hypernotius formatus Koehler, 1920 [Pedicellaster formatus Koehler, 1920; Pedicellaster antarcticus Döderlein, 1928]
   |  |  |-- P. indistinctus Djakonov, 1950
   |  |  |--o P. magister Fisher, 1923
   |  |  |  |-- P. magister ochotensis Djakonov, 1950 [Pedicellaster ochotensis Djakonov, 1950]
   |  |  |  |-- P. magister megalabis Fisher, 1928 [Pedicellaster megalabis Fisher, 1928]
   |  |  |  `-- P. magister sagaminus Hayashi, 1973 [Pedicellaster sagaminus Hayashi, 1973]
   |  |  |-- P. orientalis Fisher, 1928
   |  |  |-- P. pourtalesi Perrier, 1881
   |  |  |?- P. sarsi Studer, 1885 (nomen dubium)
   |  |  `-- P. typicus M. Sars, 1861 [Pedicellaster palaeocrystallus Duncan & Sladen, 1881]
   |  |--o Peranaster Fisher, 1917
Species Checked: verified by a taxonomic editor Pedicellaster chirophorus Fisher, 1917 accepted as Checked: verified by a taxonomic editor Peranaster chirophorus (Fisher, 1917)
   |  `--o Tarsaster Sladen, 1889
   |?-o Pycnopodiidae Fisher, 1928
   |  |--o Lysastrosoma Fisher, 1922
   |  `--o Pycnopodia Stimpson, 1862
   |     `-- P. helianthoides (Brandt, 1835)
   |--o Zoroasteridae Sladen, 1889
   |  |--o Bythiolophus Fisher, 1916
   |  |--o Cnemidaster Sladen, 1889 [Mammaster Perrier, 1894]
   |  |--o Doraster Downey, 1970
   |  |--o Myxoderma Fisher, 1905
   |  |--o Pholidaster Sladen, 1889
   |  |--o Sagenaster Mah, 2007
   |  |--o †Terminaster Hess, 1974
   |  `--o Zoroaster Thomson, 1873 [Prognaster Perrier, 1891]
   `--+--+--+--o Ampheraster -group [paraphyletic “Pedicellasteridae”]
      |  |  |  `--o Ampheraster Fisher, 1923
      |  |  |     |-- A. alaminos Downey, 1971
      |  |  |     |-- A. atactus Fisher, 1928
      |  |  |     |-- A. chiroplus Fisher, 1928
      |  |  |     |-- A. distichopus (Fisher, 1917)
      |  |  |     |-- A. hyperonchus (H.L. Clark, 1913) [Pedicellaster hyperoncus H.L. Clark, 1913]
      |  |  |     `-- A. marianus (Ludwig, 1905) [Sporasterias mariana Ludwig, 1905]
      |  |  `--o Stichasteridae Perrier 1885 [Neomorphasteridae Fisher, 1923]
      |  |     |--o Allostichaster Verrill, 1914
      |  |     |--o Cosmasterias Sladen, 1889
      |  |     |--o Granaster Perrier, 1894
      |  |     |--o Neomorphaster Sladen, 1889
      |  |     |--o Pseudechinaster H.E.S. Clark, 1962
      |  |     |--o Smilasterias Sladen, 1889
      |  |     |--o Stichaster Müller & Troschel, 1840 [Tonia Gray, 1840]
      |  |     `--o Stichastrella Verrill, 1914 [Stichaster Perrier, 1869]
      |  `--+--o Heliasteridae Viguier, 1878 [incl. Labidiasteridae Verrill, 1914]
      |     |  |-- Heliaster Gray, 1840
      |     |  `-- Labidiaster Lütken, 1872 [Gymnobrisinga Studer, 1884]
      |     `-- “6-rayed pedicellasterids”
      `--+--o Asteriidae Gray, 1840
         |  |--o Adelasterias Verrill, 1914
         |  |--o Anasterias Perrier, 1875
         |  |--o Aphanasterias Fisher, 1923
         |  |--o Aphelasterias Fisher, 1923
         |  |--o Asterias Linnaeus, 1758
         |  |  `-- A. amurensis
         |  |--o Astrometis Fisher, 1923
         |  |--o Astrostole Fisher, 1923
         |  |--o Caimanaster A.M. Clark, 1962
         |  |--o Calasterias Hayashi, 1975
         |  |--o Coronaster Perrier, 1885
         |  |--o Coscinasterias Verrill, 1870
         |  |--o Cryptasterias Verrill, 1914
         |  |--o Diplasterias Perrier, 1891
         |  |--o Distolasterias Perrier, 1896
         |  |--o Evasterias Verrill, 1914
         |  |--o Icasterias Fisher, 1923
         |  |--o Kenrickaster A.M. Clark, 1962
         |  |--o Leptasterias Verrill, 1866
         |  |--o Lethasterias Fisher, 1923
         |  |--o Lysasterias Fisher, 1908
         |  |--o Marthasterias Jullien, 1878
         |  |--o Meyenaster Verrill, 1913
         |  |--o Neosmilaster Fisher, 1930
         |  |--o Notasterias Koehler, 1911
         |  |--o Orthasterias Verrill, 1914
         |  |--o Perissasterias H.L. Clark, 1923
         |  |--o Pisaster Müller & Troschel, 1840
         |  |  `-- P. brevispinis
         |  |--o Plazaster Fisher, 1941
         |  |--o Psalidaster Fisher, 1940
         |  |--o Rathbunaster Fisher, 1906
         |  |--o Saliasterias Koehler, 1920
         |  |--o Sclerasterias Perrier, 1891 [Hydrasterias Perrier, 1893]
Species Checked: verified by a taxonomic editor Hydrasterias diomediae Ludwig, 1905 accepted as Checked: verified by a taxonomic editor Sclerasterias alexandri (Ludwig, 1905)
Pedicellaster parvulus Perrier, 1891

         |  |--o Stephanasterias Verrill, 1871
         |  |--o Stylasterias Verrill, 1914
         |  |  `-- S. forreri
         |  |--o Taranuiaster McKnight, 1973
         |  |--o Tarsastrocles Fisher, 1923
Species Checked: verified by a taxonomic editor Hydrasterias verrilli Fisher, 1906 accepted as Checked: verified by a taxonomic editor Tarsastrocles verrilli (Fisher, 1906)

         |  |--o Uniophora Gray, 1840
         |  `--o Urasterias Verrill, 1909
         `--o Brisingida Fisher, 1928 [Euclasteroidea Tortonese, 1958]
            |-- Brisingidae G.O. Sars, 1875
            `-- Freyellidae Downey, 1986
Species Checked: verified by a taxonomic editor Pedicellaster margaritaceus Perrier, in Milne-Edwards, 1882 accepted as Checked: verified by a taxonomic editor Neomorphaster margaritaceus Perrier, in Milne-Edwards, 1882 Species Checked: verified by a taxonomic editor Pedicellaster reticulatus H.L. Clark, 1916 accepted as Checked: verified by a taxonomic editor Stylasterias reticulatus (H.L. Clark, 1916) accepted as Checked: verified by a taxonomic editor Coronaster reticulatus (H.L. Clark, 1916) Species Checked: verified by a taxonomic editor Pedicellaster scaber E. A. Smith, 1876 accepted as Checked: verified by a taxonomic editor Anteliaster scaber (E. A. Smith, 1876)

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