930 grams of Early Cambrian trilobite fossils from Guizhou

Description

1
Size: 190*130*20mm
DescriptionTrilobites
Ledelian is an ancient invertebrate belonging to the order Ledelian. Abbreviated as "Lai's worm". An earlier class of trilobites. It is named after the British paleontologist Lederiki, who was the earliest to study this fossil. The head saddle is narrow and long, almost extending to the outer edge, with three pairs of saddle grooves and a wide neck ring. With cheek prickles. The eye lobe is crescent shaped, with the end connected to the saddle of the head. Deep edge grooves. The intersection angle between the front support of the surface line and the central axis is 45 ° to 90 °. Multiple thoracic segments. The tail is small and not segmented.
Chinese name
Ledrygia
Foreign name
Redlichia
Survival period
Early Cambrian
Geological horizon
Early to Middle Cambrian
Class
Trilobota
order
Ledeliformes