[2] The species' dorsal fin has five spines and 34-27 soft rays and 10-13 gill rakers.

[4] P. nobilis lives on both sides of the Atlantic Ocean and range from Bermuda to Guyana.

These bottom feeders live at a depth of 70-800 meters in-shore.

[4] These broadfish are carnivores that consume bony fish, octopuses, squid, and cuttlefish.

[5] P. nobilis lays eggs that develop into pelagic larva.