Actinocucumis longipedes H.L. Clark, 1938 (original description)
Amphiophiura ctenophora (H.L. Clark, 1909) accepted as Ophiura (Dictenophiura) ctenophora H.L. Clark, 1909 (basis of record)
Amphioplus didymus H.L. Clark, 1938 represented as Amphioplus (Amphioplus) didymus Clark, 1938 (original description)
Amphioplus stenaspis H.L. Clark, 1938 represented as Amphioplus (Amphioplus) stenaspis H.L. Clark, 1938 (original description)
Amphistigma H.L. Clark, 1938 (original description)
Amphistigma minuta H.L. Clark, 1938 (original description)
Amphiura (Amphiura) catephes Clark, 1938 (original description)
Amphiura (Amphiura) leucaspis H.L. Clark, 1938 (original description)
Amphiura (Amphiura) micra H.L. Clark, 1938 (original description)
Amphiura acrisia H.L. Clark, 1938 represented as Amphiura (Amphiura) acrisia H.L. Clark, 1938 (original description)
Amphiura bidentata H.L. Clark, 1938 represented as Amphiura (Amphiura) bidentata Clark, 1938 (original description)
Amphiura catephes H.L. Clark, 1938 represented as Amphiura (Amphiura) catephes Clark, 1938 (original description)
Amphiura diacritica H.L. Clark, 1938 represented as Amphiura (Amphiura) diacritica Clark, 1938 (original description)
Amphiura dolia H.L. Clark, 1938 represented as Amphiura (Amphiura) dolia H.L. Clark, 1938 (original description)
Amphiura leucaspis H.L. Clark, 1938 represented as Amphiura (Amphiura) leucaspis H.L. Clark, 1938 (original description)
Amphiura magnisquama H.L. Clark, 1938 represented as Amphiura (Amphiura) magnisquama H.L. Clark, 1938 (original description)
Amphiura micra H.L. Clark, 1938 represented as Amphiura (Amphiura) micra H.L. Clark, 1938 (original description)
Amphiura multiremula H.L. Clark, 1938 represented as Amphiura (Amphiura) multiremula H.L. Clark, 1938 (original description)
Amphiura nannodes H.L. Clark, 1938 represented as Amphiura (Amphiura) nannodes H.L. Clark, 1938 (original description)
Amphiura phrixa H.L. Clark, 1938 accepted as Amphiura (Amphiura) catephes Clark, 1938 (original description)
Amphiura ptena H.L. Clark, 1938 represented as Amphiura (Amphiura) ptena Clark, 1938 (original description)
Amphiura stictacantha H.L. Clark, 1938 represented as Amphiura (Amphiura) stictacantha H.L. Clark, 1938 (original description)
Anthenea acanthodes H.L. Clark, 1938 (original description)
Anthenea crassa H.L. Clark, 1938 (original description)
Anthenea elegans H.L. Clark, 1938 (original description)
Anthenea obesa H.L. Clark, 1938 (original description)
Anthenea polygnatha H.L. Clark, 1938 (original description)
Anthenoides dubius H.L. Clark, 1938 (original description)
Apatopygus occidentalis H.L. Clark, 1938 (original description)
Aphelodactyla delicata H.L. Clark, 1938 accepted as Acaudina molpadioides (Semper, 1867) (original description)
Aphelodactyla leucoprocta Clark, 1938 accepted as Acaudina leucoprocta (H.L. Clark, 1938) (original description)
Aporometra HL Clark, 1938 (original description)
Aporometra occidentalis HL Clark, 1938 (original description)
Aporometra paedophora (HL Clark, 1909) (source of synonymy)
Aporometra wilsoni (Bell, 1888) (source of synonymy)
Aporometridae HL Clark, 1938 (original description)
Arachnoides tenuis H.L. Clark, 1938 (original description)
Archaster laevis H.L. Clark, 1938 accepted as Archaster angulatus Müller & Troschel, 1842 (original description)
Asterina alba H.L. Clark, 1938 accepted as Tegulaster alba (H.L. Clark, 1938) (original description)
Asterina heteractis H.L. Clark, 1938 accepted as Ailsastra heteractis (H.L. Clark, 1938) (original description)
Asterina lutea H.L. Clark, 1938 accepted as Indianastra sarasini (deLoriol, 1897) (original description)
Asterina perplexa H.L. Clark, 1938 accepted as Indianastra inopinata (Livingstone, 1933) (original description)
Asthenosoma intermedium H.L. Clark, 1938 (original description)
Astrocladus granulatus H.L. Clark, 1938 accepted as Astroboa granulatus (H.L. Clark, 1938) (original description)
Astroconus occidentalis H.L. Clark, 1938 accepted as Conocladus australis (Verrill, 1876) (original description)
Astropecten pulcherrimus H.L. Clark, 1938 (original description)
Astrostole insularis H.L. Clark, 1938 (original description)
Bunaster variegatus H.L. Clark, 1938 (original description)
Capillaster multiradiata (Linnaeus, 1758) accepted as Capillaster multiradiatus (Linnaeus, 1758) (additional source)
Chiridota magna Clark, 1938 accepted as Chiridota gigas Dendy & Hindle, 1907 (original description)
Chondrocloea macra H.L. Clark, 1938 accepted as Synaptula macra (H.L. Clark, 1938) (original description)
Comatula rotalaria Lamarck, 1816 (basis of record)
Comatulella brachiolata (Lamarck, 1816) (additional source)
Cryptopelta callista H.L. Clark, 1938 (original description)
Disasterina spinulifera H.L. Clark, 1938 accepted as Tegulaster praesignis (Livingstone, 1933) (original description)
Echinaster varicolor H.L. Clark, 1938 (original description)
Echinocyamus planissimus H.L. Clark, 1938 (original description)
Eupatagus dyscritus H.L. Clark, 1938 accepted as Granobrissoides dyscritus (H.L. Clark, 1938) (original description)
Euryale euopla H.L. Clark, 1938 accepted as Euryale aspera Lamarck, 1816 (original description)
Goniodiscaster acanthodes H.L. Clark, 1938 (original description)
Goniodiscaster bicolor H.L. Clark, 1938 (original description)
Gymnanthenea H.L. Clark, 1938 (original description)
Gymnanthenea laevis H.L. Clark, 1938 (original description)
Heliocidaris erythrogramma parvispina H.L. Clark, 1938 accepted as Heliocidaris erythrogramma (Valenciennes, 1846) (original description)
Heliocidaris erythrogramma var. parvispina H.L. Clark, 1938 accepted as Heliocidaris erythrogramma parvispina H.L. Clark, 1938 accepted as Heliocidaris erythrogramma (Valenciennes, 1846) (original description)
Hesperaster H.L. Clark, 1938 † accepted as Ammotrophus H.L. Clark, 1928 (original description)
Hesperaster arachnoides H.L. Clark, 1938 accepted as Ammotrophus arachnoides (H.L. Clark, 1938) (original description)
Hesperaster crassus H.L. Clark, 1938 † accepted as Ammotrophus crassus (H.L. Clark, 1938) † (original description)
Holothuria conica Clark, 1938 represented as Holothuria (Metriatyla) conica Clark, 1938 (original description)
Holothuria homoea Clark, 1938 accepted as Holothuria leucospilota (Brandt, 1835) (original description)
Holothuria impatiens var. bicolor Clark, 1938 represented as Holothuria (Thymiosycia) impatiens var. bicolor Clark, 1938 accepted as Holothuria (Thymiosycia) impatiens (Forsskål, 1775) (original description)
Holothuria macroperona Clark, 1938 represented as Holothuria (Thymiosycia) macroperona Clark, 1938 (original description)
Hypselaster dolosus H.L. Clark, 1938 accepted as Proraster jukesii (Gray, 1851) (original description)
Leptopentacta Clark, 1938 (original description)
Leptopentacta grisea Clark, 1938 (original description)
Leptosynapta dyscrita Clark, 1938 accepted as Leptosynapta latipatina Clark, 1921 (original description)
Lipotrapeza Clark, 1938 (original description)
Lipotrapeza dearmatus (Dendy & Hindle, 1907) accepted as Neothyonidium dearmatum (Dendy & Hindle, 1907) (new combination reference)
Lissophiothrix H.L. Clark, 1938 (original description)
Lissophiothrix delicata H.L. Clark, 1938 (original description)
Luidia hexactis H.L. Clark, 1938 (original description)
Macrophiothrix H.L. Clark, 1938 (original description)
Macrophiothrix brevipeda H.L. Clark, 1938 accepted as Macrophiothrix hirsuta cheneyi (Lyman, 1861) (original description)
Macrophiothrix callizona H.L. Clark, 1938 (original description)
Macrophiothrix calyptaspis H.L. Clark, 1938 accepted as Macrophiothrix callizona H.L. Clark, 1938 (original description)
Macrophiothrix elongata H.L. Clark, 1938 (original description)
Macrophiothrix lampra H.L. Clark, 1938 (original description)
Macrophiothrix megapoma H.L. Clark, 1938 (original description)
Macrophiothrix punctolimbata (v. Martens, 1870) accepted as Macrophiothrix longipeda (Lamarck, 1816) (basis of record)
Macrophiothrix rugosa H.L. Clark, 1938 accepted as Macrophiothrix robillardi (de Loriol, 1893) (original description)
Macrophiothrix scotia H.L. Clark, 1938 accepted as Macrophiothrix megapoma H.L. Clark, 1938 (original description)
Macrophiothrix spinifera H.L. Clark, 1938 accepted as Macrophiothrix megapoma H.L. Clark, 1938 (original description)
Macrophiothrix sticta H.L. Clark, 1938 accepted as Macrophiothrix megapoma H.L. Clark, 1938 (original description)
Manasterina H.L. Clark, 1938 accepted as Disasterina Perrier, 1875 (original description)
Manasterina longispina H.L. Clark, 1938 accepted as Disasterina longispina (H.L. Clark, 1938) (original description)
Molpadia altimensis Clark, 1938 accepted as Molpadia scabra (Sluiter, 1901) (original description)
Monilimetra HL Clark, 1938 accepted as Toxometra AH Clark, 1911 (original description)
Monilimetra bicolor HL Clark, 1938 accepted as Toxometra bicolor (HL Clark, 1938) (original description)
Monilimetra lepta HL Clark, 1938 accepted as Toxometra lepta (HL Clark, 1938) (original description)
Monilimetra nomima HL Clark, 1938 accepted as Toxometra nomima (HL Clark, 1938) (original description)

Broome for Goniodiscaster acanthodes H.L. Clark, 1938 

 Fossil range

 for Hesperaster crassus H.L. Clark, 1938 †

Quarternary [details]

 Type locality

 for Hesperaster crassus H.L. Clark, 1938 †

near salt lake on Rottnest Island, Western Australia, Australia [details]

 Type material

 for Hesperaster crassus H.L. Clark, 1938 †

Holotype: WAM 115-37 WAM = Western Australian Museum [details]