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Dpaul7

Ampyx linleyensis Trilobite

Stapley Volcanic Group, Knottmoor, Shropshire, England
Ordovician Age (485.4 -443.8 million years ago )
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 glabellum. Species include Ampyx linleyensis (Lanvirn-Caradoc series). Species of Ampyx grew to an average length of 1.5 inches (3.8 cm).
Kingdom: Animalia
Phylum: Arthropoda
Class: †Trilobita
Subclass: †Librostoma
Order: †Asaphida
Suborder: †Trinucleina
Family: †Raphiophoridae
Subfamily: †Raphiophorinae
Genus: †Ampyx
Species: †linleyensis
 

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