Very RARE 100%Natural Declivolithus Trilobite Fossil a.jpg

Declivolithus alfredi Trilobite

SITE LOCATION: Ourzazate, Morocco
TIME PERIOD: Ordovician Era (443 to 485 million years ago)
Here is a FAINT VERY RARE and absolutely 100% natural Declivolithus cf. alfredi Trilobite Fossil specimen that was found near Ourzazate, Morocco. Trinucleidae is a family of small to average size asaphid trilobites that first occurred at the start of the Ordovician and became extinct at the end of that period. It contains approximately 227 species divided over 51 genera in 5 subfamilies. Trinucleidae is an extinct family of fast-moving low-level epifaunal suspension feeders. Description of the Family: Cephalic fringe broad, sloping outward, with numerous pits on external surfaces. Occipital ring convex. Thorax with six segments,deep apodemal pits in articulating furrows. Pygidium triangular, length 0.25 to 0.5 of width; axis with many rings; pleural fields with shallow pleural furrows. Glabella and genae may have articulate pattern of raised edges.
Kingdom: Animalia
Phylum: Arthropoda
Class: †Trilobita
Order: †Asaphida
Family: †Trinucleidae
Genus: †Declivolithus
Species: †alfredi