|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
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.
|M. Avanzini et al. 2003||Narrow trackway of a quadrupedal animal with footprint length of about 43 cm and with no space between trackway midline and inside margin of pes tracks. Pes axis longer than wide with long axis parallel to the midline or slightly rotated inwards (up to –12°). Pes tetradactyl with three short anteriorly directed digits and a small digit I. Digit impressions with inward rotation. Manus tracks pentadactyl or semicircular (pronounced heteropody—manus/pes ratio 0.44) and placed externally to the hind foot (Fig. 2).|