Echinodermata, Screen 23: Echinozoa
Peronella lesueuri Peronella orbicularis
Peronella lesueuri, Laganidae, Clypeasteroida (63 mm), colno 49463
Gladstone, West Australia, Australia
Formation unknown, Pleistocene, Quaternary
Peronella orbicularis, Laganidae, Clypeasteroida (37 mm), colno 34832
Madura, West Australia, Australia
Roe Calcarenite, Pliocene, Tertiary
Sismondia archiaci Sismondia intermedia
Sismondia archiaci, Laganidae, Clypeasteroida (32 mm), colno 44984
Clos d'Aillan, Gironde, France
Upper Eocene, Tertiary
Sismondia intermedia, Laganidae, Clypeasteroida (36 mm), colno 39040
Couquèques, Gironde, France
Bartonian, Eocene, Tertiary
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Acrosalenia Amblipygus Arbacia Astrodapsis Cardiaster Cidaris Clypeaster Clypeus Coenholectypus
Collyrites Conulus Corystus Dendraster Ditremaster Echinanthus Echinocorys Echinocyamus Echinolampas Echinopsis
Encope Eupatagus Eurhodia Fibularia Galerites Gitolampas Glypticus Goniopygus Gymnocidaris Hardouinia
Heliophora Hemiaster Hemicidaris Hemipneustus Heteraster Heterocentrotus Holaster Holectypus Laganum Leodia
Lovenia Macraster Mellita Micraster Neolaganum Oligopygus Ortholophus Orthopsis Paracidaris Parascutella
Pedina Periarchus Peronella Phymosoma Polycyphus Proescutella Psephechinus Pseudocidaris Pseudodiadema Rhabdocidaris
Rhyncholampas Rotuloidea Salenia Schizaster Schizechinus Scutella Sismondia Stenonaster Stereocidaris Sternotaxis
Stomechinus Temnopleurus Toxaster Tylocidaris Victoriaster Weisbordella