Reticulomedusa

{{Short description|Extinct genus of prehistoric cnidarian}}

{{Taxobox

| image = Reticulomedusa greenei.JPG

| regnum = Animalia

| phylum = Cnidaria

| genus = {{extinct}}Reticulomedusa

| genus_authority = Foster, 1979

| species = {{extinct}}R. greenei

| binomial = Reticulomedusa greenei

| binomial_authority = Foster, 1979

| fossil_range = {{fossil_range|309|307}}

}}

Reticulomedusa is an extinct genus of prehistoric cnidarian containing a single species, Reticulomedusa greenei.{{Cite web |title=Fossilworks: Reticulomedusa |url=https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=4555 |access-date=2023-01-14 |website=Paleobiology Database}} It is known from the Mazon Creek located in Illinois.{{Cite web |title=Reticulomedusa {{!}} Geology Collections |url=https://collections-geology.fieldmuseum.org/catalogue/3731292 |access-date=2023-01-14 |website=collections-geology.fieldmuseum.org |language=en}} Although it was once described as jellyfish, it may be pedal or oral disc of Essexella which is reinterpreted as sea anemone.{{Cite journal |last=Plotnick |first=Roy E. |last2=Young |first2=Graham A. |last3=Hagadorn |first3=James W. |date=2023 |editor-last=Korn |editor-first=Dieter |title=An abundant sea anemone from the Carboniferous Mazon Creek Lagerstӓtte, USA |url=https://onlinelibrary.wiley.com/doi/10.1002/spp2.1479 |journal=Papers in Palaeontology |language=en |volume=9 |issue=2 |doi=10.1002/spp2.1479 |issn=2056-2799|doi-access=free }}