Trilobita - Proetida - Hystricuridae
Alternative combination: Hystricurus robusta
Full reference: R. J., J.r. Ross. 1951. Stratigraphy of the Garden City Formation in northeastern Utah, and its trilobite faunas. Yale Peabody Museum of Natural History Bulletin 6:1-161
Belongs to Hystricurus according to R. J., Jr. Ross 1951
See also Hintze 1951
Sister taxa: Hystricurus conicus, Hystricurus contractus, Hystricurus crassilimbatus, Hystricurus deflectus, Hystricurus elevatus, Hystricurus oculilunatus, Hystricurus penchiensis, Hystricurus sulcatus, Hystricurus zanderi
Type specimen: YPM 17964, a cephalon/head (cranidium). Its type locality is Locality 5, Hillyard's Canyon, Zone "E", which is in a Stairsian shallow subtidal limestone in the Garden City Formation of Idaho.
Ecology: fast-moving low-level epifaunal deposit feeder
Distribution:
• Ordovician of Australia (1 collection), United States (4: Idaho, Utah)
Total: 5 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.