Morphologically Bizarre Dipleura dekayi Trilobite from New York

Description: Dipleura trilobites are often discovered in enrolled or semi-enrolled postures. This one appears to be posturing aggressively. However it arrived in this position, the image projected is quite unusual. These are relatively rare finds and complete ones in exceptional condition are highly coveted by collectors. Note the shovel like extension from the glabella. The specimen is about 95% complete.