|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Reptilia - Hyphalosauridae
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
|K. -Q. Gao and D. T. Ksepka 2008||Distinct choristoderan family characterized by having proportionally small skull, infratemporal fenestra closed in adult individuals, greatly elongated neck consisting of 16–24 cervical vertebrae, and development of triangular and spike-like neural spine of the caudal vertebrae|