Classification Phylum: Echinodermata Class: Crinoidea (Miller, 1821) Cincinnatian Orders: Cladida, Diplobathrida, Disparida, Lichenocrinus, Monobathrida Geologic Range Middle Cambrian; Late Ordovician – Holocene Common Paleoecology Crinoidea is an extant class of stationary upper-level epifaunal suspension feeders Characteristics of the Class Well …

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Classification Phylum: Echinodermata Class:Crinoidea Order: Monobathrida Family: Glyptocrinidae Genus: Pycnocrinus Miller, 1883 Cincinnatian Species: Pycnocrinus dyeri Geologic Range Middle Ordovician- Upper Ordovician Common Paleoecology Pycnocrinus is an extinct genus of stationary upper-level epifaunal suspension feeders Identification in Hand Sample: Rays …

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Classification Phylum: Echinodermata Class: Crinoidea Holdfast Genus: Lichenocrinus Species: Lichenocrinus crateriformis (Hall, 1866) Stratigraphic Occurrences Geographic Occurrences [leaflet-map lat=39 lng=-84.5 zoom=7 width=575 height=250 align=”right”] Map point data provided by iDigBio. Identification in Hand Sample Crater plates polygonal, irregular in size. …

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Classification Phylum: Echinodermata Class: Crinoidea Order: Monobathrida Family: Glyptocrinidae Genus: Pycnocrinus Species: Pycnocrinus dyeri (Meek, 1872) Stratigraphic Occurrences Geographic Occurrences [leaflet-map lat=39 lng=-84.5 zoom=7 width=575 height=250 align=”right”] Map point data provided by iDigBio. Identification in Hand Sample Bowl shaped calyx …

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Classification Phylum: Echinodermata Class: Crinoidea Holdfast Genus: Lichenocrinus Species: Lichenocrinus tuberculatus (Miller) Stratigraphic Occurrences Geographic Occurrences [leaflet-map lat=39 lng=-84.5 zoom=7 width=575 height=250 align=”right”] Map point data provided by iDigBio. Identification in Hand Sample Basal body, highly convex, crater comparatively small …

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Classification Phylum: Echinodermata Class: Crinoidea Holdfasts Genus: Lichenocrinus (Hall, 1866) Cincinnatian Species: Lichenocrinus crateriformis, Lichenocrinus tuberculatus Geologic Range Ordovician – Silurian Common Paleoecology Lichenocrinus is an extinct holdfast genus of stationary upper-level epifaunal suspension feeders Identification in Hand Sample: A …

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Classification Phylum: Echinodermata Class: Crinoidea Order: Diplobathrida Family: Reteocrinidae Genus:Gaurocrinus Species: Gaurocrinus nealli (Hall, 1872) Stratigraphic Occurrences Geographic Occurrences [leaflet-map lat=39 lng=-84.5 zoom=7 width=575 height=250 align=”right”] Map point data provided by iDigBio. Identification in Hand Sample Fixed brachials are the …

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Classification Phylum: Echinodermata Class: Crinoidea Order: Diplobathrida Family: Reteocrinidae Genus: Gaurocrinus Miller, 1883 Cincinnatian Species: Gaurocrinus nealli Geologic Range Late Ordovician Common Paleoecology Gaurocrinus is an extinct genus of stationary upper-level epifaunal suspension feeders Identification in Hand Sample: Column round …

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Classification Phylum: Echinodermata Class: Crinoidea Order: Diplobathrida Family: Reteocrinidae (Wachsmuth & Springer, 1885) Cincinnatian Genera: Gaurocrinus Geologic Range Middle Ordovician – Late Ordovician Common Paleoecology Reteocrinidae is an extinct family of stationary upper-level epifaunal suspension feeders Description of the Family …

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Classification Phylum: Echinodermata Class: Crinoidea Order: Diplobathrida (Moore & Laudon, 1943) Cincinnatian Families: Reteocrinidae Geologic Range Middle Ordovician – Late Ordovician; Middle Silurian – Early Carboniferous Common Paleoecology Diplobathrida is an extinct order of stationary upper-level epifaunal suspension feeders Characteristics …

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