Meniscuchus is an extinct genus of fossil marine arthropods belonging to the class Trilobita. It lived during the Botomian stage of the Cambrian Period, approximately 522 to 516 million years ago. Fos...

Mauidrillia praecophinodes is an extinct species of sea snail, classified as a marine gastropod mollusk within the family Horaiclavidae. This species was endemic to New Zealand and was originally desc...