Palaeohatteria is an extinct genus of basal sphenacodonts known from the Early Permian period (Sakmarian stage) of Saxony, Germany. It contains a single species, Palaeohatteria longicaudata.
Palaeohatteria is an extinct genus of basal sphenacodonts known from the Early Permian period (Sakmarian stage) of Saxony, Germany. It contains a single species, Palaeohatteria longicaudata.
==Discovery== Palaeohatteria is based on very young individuals including skulls and partial postcranial skeletons. All specimens were collected at Niederhäslich locality, in Dresden, from the Niederhäslich Limestone Member of the Niederhäslich Formation, Rotliegend Group (Döhlen Basin), dating to the Sakmarian stage of the Cisuralian series, about 295.0 to 290.1 million years old.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).