page_title: List of the Cenozoic life of New Jersey
section_title: M
hierarchical_section_title: List of the Cenozoic life of New Jersey / M
caption_attribution_description: English: Modiolus modiolus, the northern horsemussel
context_page_description: This list of the Cenozoic life of New Jersey contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of New Jersey and are between 66 million and 10,000 years of age.
context_section_description: Macoma
  †Macoma balthica
  †Macoma calcarea
  Macrocallista
  †Macrocallista marylandica
  Macropora
  †Macropora aquiae
  Mactra
  †Mactra clathrodon
  †Mactra insulaemaris
  †Mammut
   †Mammut americanum
  †Mammuthus
  †Mariacolpus
  †Mariacolpus plebeia
  Marshallora
  †Marshallora nigrocincta
  †Marvacrassatella
  †Marvacrassatella melina
   †Megalonyx
  Melampus
  †Melampus bidentatus
  Melanella
  †Melanella eborea
  †Melanella retrocita
  †Melosia
  †Melosia staminea
  Membraniporella
  †Membraniporella crassula
  †Membraniporella modesta
  †Membraniporina
  †Membraniporina rimulata
  †Meniscopora
  †Meniscopora sultplana
   †Menoceras
  †Menoceras barbouri – or unidentified comparable form
  Mercenaria
  †Mercenaria campechiensis
  †Mercenaria ducatelli
  †Mercenaria mercenaria
  †Mercenaria plena
  Mesodesma
  †Mesodesma arctatum
  †Mesodesma deauratum
  Mitrella
  †Mitrella laevis
  Modiolus
  †Modiolus ducatellii
  †Modiolus johnsoni
   †Modiolus modiolus
  †Modiolus ovata
  †Modiolus ovatus
  †Modiolus subinflatus
  †Montlivaltia
  †Montlivaltia atlantica
  Morus
  †Morus atlanticus – type locality for species
  Mulinia
  †Mulinia lateralis
  Murex
  †Murex laevavaricosus
  †Murex millvillensis
  Murexiella
  †Murexiella cumberlandiana
  †Murexiella shilohensis
  †Muricidea
  †Muricidea burnsi
  †Mya
  †Mya arenaria
  †Mya producta
  †Myliobates
  †Myliobates bisulcus – type locality for species
   Myliobatis
  †Myliobatis dixoni – type locality for species
  †Myliobatis fastigiatus
  †Myliobatis jugosus
  †Myliobatis magister
  †Myliobatis obesus
  †Myliobatis striatus
  Mytilus
  †Mytilus edulis
  †Mytilus incurvus
caption: Shells of Modiolus modiolus, or northern horsemussels
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