Specimen Name: Trimerus delphinocephalus
Specimen Code: 28TRILO00014
Acquisition Method: Purchased (date unknown)
Locale: Caleb’s Quarry, Middleport, New York, USA
Formation: Rochester Shale Formation
Geologic Time Period: Silurian Period
Taxonomy:
Eukarya – Animalia – Arthropoda – Trilobitomorpha – Trilobita – Phacopida – Calymenina – Homalonotidae – Trimerus – Delphinocephalus
Description of Specimen:
A large trilobite pygidium with much of the black shell broken off, revealing a light brown-grey underneath on a grey shale matrix
Measurements of Specimen:
- Specimen 14: 60mm x 59mm x 5mm
- Matrix: 110mm x 91mm x 30mm
The Fossil Ark 