Source Data | |
---|
Rank | species |
---|
Taxonomy (GBIF) | Life : Animalia : Echinodermata : Echinoidea : Spatangoida : Hemiasteridae : Hemiaster : Hemiaster comanchei |
---|
Taxonomy (PBDB) | Life : Animalia : Echinodermata : Echinoidea : Spatangoida : Hemiasteridae : Hemiaster : Hemiaster comanchei |
---|
Taxonomic Status (GBIF) | accepted |
---|
Classification (PBDB,GBIF) | |
---|
Generic Name | Hemiaster |
---|
Scientific Name | Hemiaster comanchei Clark |
---|
Opinions (PBDB) | Name | Rank | Opinion | Evidence | Author |
---|
Hemiaster comanchei | species | belongs to Hemiaster | stated with evidence | Clark and Twitchell, 1915 |
|
---|
Status (PBDB) | extinct |
---|
Taxon Size (PBDB) | 1 |
---|
First Recorded Appearance | 145 - 66 Ma Cretaceous |
---|
Last Recorded Appearance | 145 - 66 Ma Cretaceous |
---|
Environment | marine (based on Spatangoida) |
---|
Motility | slow-moving (based on Spatangoida) |
---|
Vision | limited (based on Echinoidea) |
---|
Diet | deposit feeder, detritivore (based on Spatangoida) |
---|
Reproduction | dispersal=water,planktonic (based on Spatangoida) |
---|
Ontogeny | accretion,addition of parts (based on Echinodermata) |
---|
Taphonomy | high Mg calcite (based on Spatangoida) |
---|
Primary Reference (PBDB) | W. B. Clark and M. W. Twitchell. 1915. The Mesozoic and Cenozoic Echinodermata of the United States. United States Geological Survey Bulletin 54:1-341 |
---|