Alphacrinus

{{Short description|Extinct genus of crinoids}} {{Speciesbox | fossil_range = Ibexian | genus = Alphacrinus | species = mansfieldi | grandparent_authority = Guensburg, 2010 | parent_authority = Guensburg, 2010 | authority = Guensburg, 2010 }}

'''''Alphacrinus''''' is an extinct genus of crinoids which existed during the early Ibexian period. It was named by Thomas E. Guensburg in 2010, and placed into its own family, '''Alphacrinidae'''. The type species is '''''Alphacrinus mansfieldi'''''.<ref>{{Cite journal | last1 = Guensburg | first1 = T. E. | doi = 10.1666/10-030.1 | title = ''Alphacrinus'' New Genus and Origin of the Disparid Clade | journal = Journal of Paleontology | volume = 84 | pages = 1209–1216 | year = 2010 | issue = 6 | s2cid = 86593763 }}</ref>

==References== {{Reflist}}

Category:Prehistoric crinoid genera Category:Fossil taxa described in 2010 Category:Monotypic prehistoric echinoderm genera