Subclass Librostoma | Class Trilobita Suborder Trinucleina Subfamily Raphiophorinae Rank Genus | |
 | ||
Similar Raphiophoridae, Asaphida, Ogyginus, Lonchodomas, Proetus | ||
Ampyx (meaning hairband) is a Ordovician-Silurian genus of Asaphid trilobites of the family Raphiophoridae. Species of Ampyx are characterized by three extended spines on the head-shield, one spine derived from each free cheek, and one spine emanating from the glabella. Species include Ampyx linleyensis (Lanvirn-Caradoc series).
Species of Ampyx grew to an average length of 1.5 inches (4 centimeters).
References
Ampyx (trilobite) Wikipedia(Text) CC BY-SA