Dinosauria›Saurischia
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Ptychotherates Ptychotherates bucculentus Srivastava and Nesbitt 2026

/tˈɪtʃəðˌɜːɹeɪts/ estimated
Late Triassic (Rhaetian) · 205.7–201.4 Mya

Key Statistics

Diet
herbivore
Locomotion
Unknown

Overview

Ptychotherates bucculentus is a dinosaur known from the Late Triassic, roughly 205.7–201.4 million years ago. It was a inferred herbivore. It was named by Srivastava and Nesbitt 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%
fragmentary record
Confirmed
Inferred
Based on 1 recorded occurrences in the Paleobiology Database.

Geologic Time

Where Ptychotherates bucculentus sits in deep time

TRIASSIC
JURASSIC
CRETACEOUS
Ptychotherates
252 Mya201 Mya145 Mya66 Mya

Relationships

Part of a wider fossil web

These species share Ptychotherates bucculentus's place in deep time — computed from overlapping age ranges, shared clades, and inferred ecology.

predator–prey
Coelophysis
Coelophysis bauri
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coexisted–with
Eucnemesaurus
Eucnemesaurus fortis
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coexisted–with
Melanorosaurus
Melanorosaurus readi
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coexisted–with
Thecodontosaurus
Thecodontosaurus antiquus
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coexisted–with
Plateosaurus
Plateosaurus longiceps
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same–clade
Daemonosaurus
Daemonosaurus chauliodus
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same–clade
Laquintasaura
Laquintasaura venezuelae
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same–clade
Pegomastax
Pegomastax africanus
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