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|fossil_range={{fossil range|Late Devonian|Permian|[[Late Devonian]]-[[Late Permian]]}} ...''' is an [[extinct]] [[genus]] of [[echinoid]] that lived from the [[Late Devonian]] to the [[Late Permian]]. Its remains have been found in [[Africa]], [[Eu ...

| fossil_range = {{Geological range/linked|Silurian|Middle Devonian}} ...[[genus]] of [[crinoid]] that lived from the [[Silurian]] to the [[Middle Devonian]]. Its remains have been found in [[Asia]], [[Australia]], [[Europe]], and ...

| fossil_range = [[Silurian]] - Early [[Devonian]] ...[[genus]] of [[crinoid]]s that lived from the [[Silurian]] to the Early [[Devonian]] of [[Australia]] and [[North America]]. ...

| fossil_range = {{fossil range|Middle Devonian|Late Devonian|ref=<ref name="pl" />}} ...'''' is an [[extinct]] [[genus]] of [[crinoid]]s from the Middle to Late [[Devonian]] of [[Asia]], [[Australia]], [[Europe]], [[Morocco]], and [[North America] ...

| fossil_range = {{fossilrange|Silurian|Early Devonian}} ...[[genus]] of [[crinoid]]s that lived from the [[Silurian]] to the Early [[Devonian]] in [[North America]]. ...

* Class [[Rhombifera]] ([[Ordovician]] - [[Devonian]]) * Class [[Diploporita]] ([[Ordovician]] - [[Devonian]]) ...

| fossil_range = [[Devonian]] ...teriscus''''' is an [[extinct]] [[genus]] of [[sea star]] from the [[Lower Devonian]].<ref>{{cite web|title=Palastericus devonicus Sturtz|url=https://nmaahc.si ...

[[Category:Devonian crinoids]] [[Category:Paleozoic echinoderms of Europe]] ...

| fossil_range = {{fossil range|360.7|290.1|[[Devonian]] - [[Permian]]}} This genus is known in the fossil record from the [[Devonian]] period to the [[Permian]] period (age range: 360.7 to 290.1 million years ...

File:AsteriacitesDevonianOhio.jpg|''Asteriacites'' from the Devonian of northeastern Ohio; this trace was made by an asteroid echinoderm [[Category:Devonian echinoderms]] ...

{{Short description|Order of echinoderms}} | fossil_range = {{Fossil range|Devonian| Present}}<ref>E.Clarkson, E.N.K. Clarkson, Invertebrate Palaeontology and ...

Like most echinoderms, blastoids were protected by a set of interlocking plates of [[calcium carb [[File:Hyperoblastus.jpg|thumb|left|The Middle [[Devonian]] blastoid ''Hyperoblastus'' from the [[Milwaukee Formation]]; [[Wisconsin] ...

...wever, they do not display the familiar fivefold symmetry that more recent echinoderms possess, instead being close to (but not fully) bilaterally symmetrical.<re }}</ref> a character lost in other echinoderms but present in hemichordates,<ref name=Gee2000/> causing R.P.S. Jefferies t ...

==Echinoderms== [[Early Devonian]] ...

...n-day-sea-echinoderms/ Scientists discover evolutionary link to modern-day echinoderms]</ref> ...annum|Ma]] ago) of [[Laurentia]] and are among the oldest known fossils of echinoderms. Some authors propose that an enigmatic [[Ediacaran]] (about 600 Ma) organi ...

...tle = Early Palaeozoic palaeobiogeography and palaeoecology of stylophoran echinoderms | journal = Palaeogeography, Palaeoclimatology, Palaeoecology| last1 = Le Historically the group has been assigned to the echinoderms, barnacles, annelids and mollusks. Relationships to other Cambrian forms ( ...

| period = Devonian The '''Hunsrück Slate''' ({{langx|de|Hunsrück-Schiefer}}) is a Lower [[Devonian]] [[lithostratigraphy|lithostratigraphic]] unit, a type of [[stratum|rock s ...

...own animal-derived macrofossils include [[trilobite]]s, [[crustacean]]s, [[echinoderms]], [[brachiopod]]s, [[mollusk]]s, [[bony fish]]es, [[shark]]s, [[Vertebrate ...Many believe vertebrates diverged from a common ancestor of chordates and echinoderms. This belief is well supported by the prehistoric marine creature Amphioxus ...

...le]]s and a mechanism for transmitting muscular forces as in chordates and echinoderms, which provides a means of [[animal locomotion|locomotion]]. ...h [[aquatic ecosystem|aquatic]] and [[terrestrial ecosystem]]s since the [[Devonian]] (circa. 420-359&nbsp;[[million years ago|Mya]]). ...

...ty between the primitive forests and high diversity of fishes at the end [[Devonian]] and more modern aquatic and terrestrial assemblages of the early Carbonif | title = End-Devonian extinction and a bottleneck in the early evolution of modern jawed vertebra ...