Dinosaur
Einiosaurus procurvicornis
Ceratopsian
Einiosaurus is the centrosaurine ceratopsian of the upper Two Medicine Formation with a forward-hooked nasal horn, known from bonebeds on Landslide Butte in Glacier County. Almost all material is in the Museum of the Rockies; trade specimens labelled Einiosaurus are best treated as Ceratopsidae indet.
| Phylum | Chordata |
|---|---|
| Class | Reptilia |
| Order | Ornithischia |
| Family | Ceratopsidae |
| Group | Dinosaur |
| Rank (PBDB) | genus· Paleobiology Database |
| Author | Sampson 1994· Paleobiology Database |
| Classification (PBDB) | Chordata › Ornithischia › NO_ORDER_SPECIFIED › Ceratopsidae· Paleobiology Database |
| Range (PBDB) | 83.6–72.2 Ma· Paleobiology Database |
| PBDB occurrences | 3· Paleobiology Database |
Elsewhere
Cite this article
Stratum Strata. "Einiosaurus procurvicornis" (Taxon). Stratum Strata pack 2026.09, as of 2026-09-21. https://stratum.black/strata/taxa/einiosaurus-procurvicornis. Accessed 2026-09-21.
@misc{stratum-einiosaurus-procurvicornis,
title = {Einiosaurus procurvicornis},
author = {{Stratum Strata}},
howpublished = {\url{https://stratum.black/strata/taxa/einiosaurus-procurvicornis}},
year = {2026},
note = {Taxon article, Stratum Strata pack 2026.09, as of 2026-09-21; sources: stratum, pbdb, commons, wikidata. Accessed 2026-09-21.}
} Citations carry the pack version and the article's as-of date so they resolve to the same text later. The facts themselves belong to the sources listed below; cite those for the science.