|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Trilobita - Asaphida - Asaphidae
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.
|L. Amati 2014||A species of Isotelus with anterior branches of facial sutures directed inward in front of palpebral lobes then curving outward so that lateral margins of cranidium in front of palpebral lobes strongly sinuous. Anterior branches of facial sutures curve abruptly forward just before intersecting making anterior margin of cranidium sharply pointed. Ornament of coarse pits. Pygidium subtriangular but short (sag.) for genus and without border furrow.|