Spatangus pachecoensis Pack 1909 (heart urchin)

Echinoidea - Spatangoida - Spatangidae

Full reference: R. W. Pack. 1909. Notes On Echinoids From The Tertiary of California. University of California Publications Bulletin of the Department of Geology 5(18):275-283

Belongs to Spatangus according to W. S. W. Kew 1920

See also Clark and Twitchell 1915, Grant and Hertlein 1938 and Pack 1909

Sister taxa: Spatangus (Granopatagus), Spatangus (Phymapatagus), Spatangus (Platyspatus), Spatangus (Spatangus), Spatangus brissus, Spatangus californicus, Spatangus depressus, Spatangus fuchsi, Spatangus glenni, Spatangus integer, Spatangus ovatus, Spatangus rarus, Spatangus tapinus, Spatangus ventricosus

Ecology: slow-moving shallow infaunal deposit feeder-detritivore

Distribution: found only at Pacheco, northwest (Eocene of California)

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Specimen images are retrieved through the ePANDDA API.


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