| Trochotiara Lambert, 1901
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Polydiaematidae
|
Polydiadema
|
N/A
|
N/A
|
| Girardema Vadet, 1993
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Polydiaematidae
|
Polydiadema
|
N/A
|
N/A
|
| Aplodiadema de Loriol, 1902
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Polydiaematidae
|
Polydiadema
|
N/A
|
N/A
|
| Tiarella Pomel, 1883
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Polydiaematidae
|
Polydiadema
|
N/A
|
N/A
|
| Polydiadema mamillanum (Roemer, 1836)
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Polydiaematidae
|
Polydiadema
|
N/A
|
N/A
|
| Polydiadema travisensis Smith & Rader, 2009
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Polydiaematidae
|
Polydiadema
|
N/A
|
N/A
|
| Girardema bipunctatum Desor, 1857
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Polydiaematidae
|
Polydiadema
|
N/A
|
N/A
|
| Polydiadema karakachi Weber, 1934
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Polydiaematidae
|
Polydiadema
|
N/A
|
N/A
|
| Polydiadema joaquinensis Grant & Hertlein, 1938
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Polydiaematidae
|
Polydiadema
|
N/A
|
N/A
|
| Polydiadema korotkovi Poretskaya, 1983
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Polydiaematidae
|
Polydiadema
|
N/A
|
N/A
|
| Polydiadema joaquinensis Alex Clark, 1938
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Polydiaematidae
|
Polydiadema
|
N/A
|
N/A
|
| Polydiadema bosei Chiplonkar & Badve, 1972
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Polydiaematidae
|
Polydiadema
|
N/A
|
N/A
|
| Polydiadema ambiguum Hess, 1972
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Polydiaematidae
|
Polydiadema
|
N/A
|
N/A
|
| Gagaria chickasawhay (Cooke, 1941)
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Phymosomatidae
|
Thylechinus
|
N/A
|
N/A
|
| Cyphosoma rugosum L.Agassiz, 1846
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Phymosomatidae
|
Trochalosoma
|
N/A
|
N/A
|
| Cyphosoma said Peron & Gauthier, 1881
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Phymosomatidae
|
Thylechinus
|
N/A
|
N/A
|
| Gagaria mossomi (Cooke, 1941)
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Phymosomatidae
|
Thylechinus
|
N/A
|
N/A
|
| Emiratus raskhaimahensis Ali, 1990
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Emiratiidae
|
Emiratia
|
N/A
|
N/A
|
| Heterodiadema libycum var. nigeriense Lambert, 1938
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Heterodiadematidae
|
Heterodiadema
|
N/A
|
N/A
|
| Heterodiadema libyca var. asiatica Stefanini, 1928
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Heterodiadematidae
|
Heterodiadema
|
N/A
|
N/A
|
| Heterodiadema libyca asiatica Stefanini, 1928
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Heterodiadematidae
|
Heterodiadema
|
N/A
|
N/A
|
| Hemicidaris lybica inflata Desor, 1846
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Heterodiadematidae
|
Heterodiadema
|
N/A
|
N/A
|
| Cyphosoma riograndensis var. parahybensis Maury, 1930
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Phymosomatidae
|
Cyphosoma
|
N/A
|
N/A
|
| Phymosomatoida
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
N/A
|
N/A
|
N/A
|
N/A
|
| Cyphosoma riograndensis parahybensis Maury, 1930
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Phymosomatidae
|
Cyphosoma
|
N/A
|
N/A
|
| Cyphosoma riograndensis riograndensis
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Phymosomatidae
|
Cyphosoma
|
N/A
|
N/A
|
| ? dixiei Cooke, 1941
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Phymosomatidae
|
Acanthechinus
|
N/A
|
N/A
|
| Phymosoma dixie Cooke, 1941
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Phymosomatidae
|
Acanthechinus
|
N/A
|
N/A
|
| Dixieus dixiei (Cooke, 1941)
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Phymosomatidae
|
Acanthechinus
|
N/A
|
N/A
|
| Dixieus dixie (Cooke, 1941)
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Phymosomatidae
|
Acanthechinus
|
N/A
|
N/A
|
| Pseudodiadema radiatum Wright, 1857
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Emiratiidae
|
Trochotiara
|
N/A
|
N/A
|
| Diadema depressum Agassiz, 1846
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Emiratiidae
|
Trochotiara
|
N/A
|
N/A
|
| Girardema depressum (Agassiz, 1846)
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Emiratiidae
|
Trochotiara
|
N/A
|
N/A
|
| Pseudodiadema depressum (Agassiz, 1846)
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Emiratiidae
|
Trochotiara
|
N/A
|
N/A
|
| Loriolia inaequalis
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Emiratiidae
|
Loriolia
|
N/A
|
N/A
|
| Loriolia rosana Cooke, 1946
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Emiratiidae
|
Loriolia
|
N/A
|
N/A
|
| Loriolia paucimiliaria Abdelhamid & El Qot, 2001
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Emiratiidae
|
Loriolia
|
N/A
|
N/A
|
| Loriolia clarki Cooke, 1946
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Emiratiidae
|
Loriolia
|
N/A
|
N/A
|
| Trochotiara kongieli Radwańska, 1999
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Emiratiidae
|
Trochotiara
|
N/A
|
N/A
|
| Trochotiara moabitorum Bandel & Geys, 1985
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Emiratiidae
|
Trochotiara
|
N/A
|
N/A
|
| Trochotiara kiiensis Tanaka, 1984b
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Emiratiidae
|
Trochotiara
|
N/A
|
N/A
|
| Trochotiara russoi Lambert, 1931
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Emiratiidae
|
Trochotiara
|
N/A
|
N/A
|
| Trochotiara aalensis Smith, 2016
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Emiratiidae
|
Trochotiara
|
N/A
|
N/A
|
| Trochotiara suleiovense Radwańska, 1999
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Emiratiidae
|
Trochotiara
|
N/A
|
N/A
|
| Trochotiara depressum (Agassiz, 1846)
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Emiratiidae
|
Trochotiara
|
N/A
|
N/A
|
| Trochotiara radiatum (Wright, 1857)
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Emiratiidae
|
Trochotiara
|
N/A
|
N/A
|
| Emiratus Ali, 1990
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Emiratiidae
|
Emiratia
|
N/A
|
N/A
|
| Emiratia raskhaimahensis Ali, 1990
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Emiratiidae
|
Emiratia
|
N/A
|
N/A
|
| Colpotiara superbum (Agassiz, 1840)
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Emiratiidae
|
Colpotiara
|
N/A
|
N/A
|
| Alomma Lambert & Thiéry, 1911
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Emiratiidae
|
Allomma
|
N/A
|
N/A
|
| Allomma lindarae Thompson, 2020
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Emiratiidae
|
Allomma
|
N/A
|
N/A
|
| Allomma wrighti Smith & Wright, 1993
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Emiratiidae
|
Allomma
|
N/A
|
N/A
|
| Allomma kalon Szörényi, 1955a
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Emiratiidae
|
Allomma
|
N/A
|
N/A
|
| Plistophyma cubense (Egozcue, 1897)
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Phymosomatidae
|
Plistophyma
|
N/A
|
N/A
|
| Phymosoma braziliensis White, 1887
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Tetragramma
|
N/A
|
N/A
|
| Tetragramma deshayesi (Cotteau, 1864)
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Tetragramma
|
N/A
|
N/A
|
| Diplopodia deshayesi (Cotteau, 1864)
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Tetragramma
|
N/A
|
N/A
|
| Diplopodia baylei Desor, 1855
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Tetragramma
|
N/A
|
N/A
|
| Tetragramma variolare baconicum Szörényi, 1955a
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Tetragramma
|
N/A
|
N/A
|
| Tetragramma variolare variolare
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Tetragramma
|
N/A
|
N/A
|
| Cyphosoma persicum Cotteau & Gauthier, 1895
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Phymosomatidae
|
Actinophyma
|
N/A
|
N/A
|
| Leiosoma jauberti Cotteau, 1863
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Jaubertisoma
|
N/A
|
N/A
|
| Diadema superbum Agassiz, 1840
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Emiratiidae
|
Colpotiara
|
N/A
|
N/A
|
| Pseudodiadema superbum (Agassiz, 1840)
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Emiratiidae
|
Colpotiara
|
N/A
|
N/A
|
| Trochotiara superbum (Agassiz, 1840)
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Emiratiidae
|
Colpotiara
|
N/A
|
N/A
|
| Loriolia superbum (Agassiz, 1840)
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Emiratiidae
|
Colpotiara
|
N/A
|
N/A
|
| Tiaroma Pomel, 1888
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Tiaromma
|
N/A
|
N/A
|
| Tiaromma magilla Thompson, 2020
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Tiaromma
|
N/A
|
N/A
|
| Tiaromma goodlandensis Thompson, 2020
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Tiaromma
|
N/A
|
N/A
|
| Diplopodia pentagonum McCoy, 1848
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Diplopodia
|
N/A
|
N/A
|
| Diplopodia coryellensis Thompson, 2020
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Diplopodia
|
N/A
|
N/A
|
| Diplopodia gentili Lambert, 1931
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Diplopodia
|
N/A
|
N/A
|
| Diplopodia elegans Corroy, 1925
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Diplopodia
|
N/A
|
N/A
|
| Diplopodia langei Vialov, 1930
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Diplopodia
|
N/A
|
N/A
|
| Diplopodia doliae Thompson, 2016
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Diplopodia
|
N/A
|
N/A
|
| Diplopodia taffi Gragin, 1893
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Diplopodia
|
N/A
|
N/A
|
| Diplopodia gileadensis Blanckenhorn, 1925
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Diplopodia
|
N/A
|
N/A
|
| Diplopodia thieulini Vadet, 1993
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Diplopodia
|
N/A
|
N/A
|
| Diplopodia kultchitskyi Vialov, 1930
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Diplopodia
|
N/A
|
N/A
|
| Diplopodia versipora (Woodward, 1856)
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Diplopodia
|
N/A
|
N/A
|
| Diplopodia vassilievskyi Vialov, 1930
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Diplopodia
|
N/A
|
N/A
|
| Diplopodia inexspectata Checchia-Rispoli, 1943
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Diplopodia
|
N/A
|
N/A
|
| Diplopodia renngarteni Vialov, 1930
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Diplopodia
|
N/A
|
N/A
|
| Diplopodia streeruvitzi Cragin, 1893
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Diplopodia
|
N/A
|
N/A
|
| Diplopodia gigantea Checchia-Rispoli, 1945
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Diplopodia
|
N/A
|
N/A
|
| Diplopodia balkhanensis Vialov, 1930
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Diplopodia
|
N/A
|
N/A
|
| Diplopodia atlasensis Vadet & Nicolleau, 2005
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Diplopodia
|
N/A
|
N/A
|
| Diplopodia cretacica Sánchez Roig, 1949
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Diplopodia
|
N/A
|
N/A
|
| Acanthechinopsis Gregory, 1906
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Tetragramma
|
N/A
|
N/A
|
| Tetragramma glenrosensis Thompson, 2016
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Tetragramma
|
N/A
|
N/A
|
| Tetragramma hammerschmidti Thompson, 2016
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Tetragramma
|
N/A
|
N/A
|
| Tetragramma gloriae Buitrón, 1973
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Tetragramma
|
N/A
|
N/A
|
| Tetragramma cranei Thompson, 2016
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Tetragramma
|
N/A
|
N/A
|
| Tetragramma hourcqi Collignon, 1950
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Tetragramma
|
N/A
|
N/A
|
| Tetragramma antsingyensis Lambert, 1936
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Tetragramma
|
N/A
|
N/A
|
| Tetragramma dentonensis Thompson, 2016
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Tetragramma
|
N/A
|
N/A
|
| Tetragramma cornueli Corroy, 1925
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Tetragramma
|
N/A
|
N/A
|
| Tetragramma besairiei Lambert, 1933
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Tetragramma
|
N/A
|
N/A
|
| Pseudodiadema deshayesi (Cotteau, 1864)
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Tetragramma
|
N/A
|
N/A
|
| Tetragramma giganteum Lambert, 1935
|
Animalia
|
Echinodermata
|
Echinoidea
|
Phymosomatoida
|
Diplopodiidae
|
Tetragramma
|
N/A
|
N/A
|