Trilobita - Redlichiida - Holmiidae
Parent taxon: Holmiidae according to J. S. Hollingsworth 2006
See also Ebbestad et al. 2003, Fritz 1995, Jell and Adrain 2002, Lieberman 1999, Sepkoski 2002 and Whittington et al. 1997
Sister taxa: Andalusiana, Callaviinae, Cambropallas, Elliptocephalus, Grandinasus, Holmia, Holmiella, Holmiinae, Iyouella, Montezumaspis, Palmettaspis, Postfallotaspis
Subtaxa: Esmeraldina elliptica Esmeraldina macer Esmeraldina rowei
Ecology: fast-moving low-level epifaunal deposit feeder
Distribution:
• Cambrian of Canada (1: Northwest Territories collection), United States (36: California, Nevada, Pennsylvania, Vermont)
• Waucoban of United States (1: Nevada)
Total: 38 collections including 41 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.