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Kryptohadros Kryptohadros kallaiae Magyar et al. 2026
/kɹˌɪptoʊhˈædɹoʊz/
estimated
Late Cretaceous (Maastrichtian) · 72.2–66 Mya
Key Statistics
Diet
herbivore
Locomotion
bipedal
inferred from clade
Habitat
ground-dwelling
Social
herding
Where It Was Found
Country
Romania
Region
Transylvania
Formation
Densuș-Ciula
Dig sites
1
distinct collections
Overview
Kryptohadros kallaiae is an ornithopod dinosaur known from the Late Cretaceous, roughly 72.2–66.0 million years ago. It was a herbivore. It is recorded as ground-dwelling and herding. Fossils have been recovered from Transylvania, Romania. It was named by Magyar et al. 2026. The species is represented by 1 recorded occurrence in the Paleobiology Database.
Fossil Record Completeness
How much of this profile is grounded in the fossil record
~5%
confidence from occurrence count
Based on 1 recorded occurrence in the Paleobiology Database.
Geologic Time
Where Kryptohadros kallaiae sits in deep time
Kryptohadros
252 Mya201 Mya145 Mya66 Mya
Relationships
Part of a wider fossil web
These species share Kryptohadros kallaiae's place in deep time — computed from overlapping age ranges, shared clades, and inferred ecology. Predator–prey pairs additionally have to have been dug up in the same place.