page_title: List of the Paleozoic life of New York (state)
section_title: M
hierarchical_section_title: List of the Paleozoic life of New York (state) / M
caption_attribution_description: English: Crop of file in filename
context_page_description: This list of the Paleozoic life of New York contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of New York and are between 541 and 252.17 million years of age.
context_section_description: †Macgeea
  †Macgeea ponderosa – type locality for species
  †Machaeraria
  †Mackinnonia
  †Mackinnonia rostratum – type locality for species
  †Mackinnonia taconica – type locality for species
  †Macluritella
  †Macluritella imperfecta – type locality for species
  †Macluritella multiseptarius – type locality for species
  †Macluritella uniangulata
  †Maclurites
  †Maclurites magnus
  †Macrochilina
  †Macrochilina pygmaea
  †Macrochilina seneca
  †Macrocoelia
  †Macrocoelia champlainensis
  †Macrocoelia ruedemanni
  †Macropleura
  †Macropleura eudora
  †Macropleura macropleura
  †Macrostylocrinus
  †Macrostylocrinus fusibrachiatus
  †Macrostylocrinus granulosus – or unidentified comparable form
  †Macrostylocrinus ornatus
  †Maeneceras
  †Maeneceras acutolaterale – or unidentified related form
  †Malocystites
  †Malocystites emmonsi
  †Malocystites murchisoni
  †Manticeras
   †Manticoceras
  †Manticoceras contractum
  †Manticoceras lamed
  †Manticoceras nodifer
  †Manticoceras sinuosum
  †Mariacrinus – report made of unidentified related form or using admittedly obsolete nomenclature
  †Mariacrinus stoloniferus
  †Marsupiocrinus
  †Marsupiocrinus tentaculatus
  †Mastigobolbina
  †Mastigobolbina clarkei
  †Mastigobolbina decora
  †Mastigobolbina incipiens
  †Mastigobolbina lata
  †Mastigobolbina punctata
  †Mastigobolbina retifera
  †Mastigobolbina trilobata
  †Mastigobolbina trilobatus
  †Mastigobolbina trilobita
  †Mastigobolbina typus
  †Mastigobolbina vanuxemi
  †Mastigograptus
  †Matherella – type locality for genus
  †Matherella saratogensis
   †Matthevia
  †Mccluskiceras – type locality for genus
  †Mccluskiceras comstockense – type locality for species
  †Mclearnites
  †Mcqueenoceras
  †Mcqueenoceras jeffersonense – or unidentified related form
  †Meadowtownella
  †Meadowtownella trentonensis
  †Mediospirifer
  †Mediospirifer angustus
  †Mediospirifer audaculus
  †Mediospirifer mucronatus
  †Medusaegraptus
  †Medusaegraptus graminiformis
  †Medusagraptus
  †Megakozlowkiella
  †Megakozlowkiella sculptilis
  †Megakozlowskiella
  †Megakozlowskiella perlamellosa – or unidentified comparable form
  †Megakozlowskiella raricosta
  †Megakozlowskiella sculptilis
  †Megakozlowskiella sculptis
  †Megambonia
  †Megambonia aviculoidea
  †Meganterella
  †Meganterella finksi
  †Megastrophia
  †Megastrophia concava
  †Megastrophia hemisphaerica
  †Megastrophia hemispherica
  †Megastrophia hemisphericus
  †Megastrophia profunda
  †Megastylia
  †Megistocrinus
  †Megistocrinus depressus
  †Mellopegma – tentative report
  †Mellopegma georginensis – tentative report
  †Melocrinus
  †Melocrinus ornatus – type locality for species
  †Mendacella
  †Meniscoceras
  †Meniscoceras coronense
  †Menoeidina
  †Menoeidina multipuncata – type locality for species
  †Menoeidina versicula – type locality for species
   †Meristella
  †Meristella arcuata
  †Meristella barissi
  †Meristella barrisi
  †Meristella doris
  †Meristella haskinsi
  †Meristella laevis
  †Meristella nasuta
  †Meristella praenuntia
  †Meristella princeps
  †Meristella scitula
  †Meristina
  †Meristina nasuta
  †Merocrinus
  †Merocrinus corroboratus
  †Merocrinus typus
  †Mesocoelia
  †Mesocoelia gregaria – or unidentified comparable form
  †Mesodouvillina
  †Mesodouvillina varistriata
  †Mesoleptosrophia
  †Mesoleptosrophia junia
  †Mesoleptostrophia
  †Mesoleptostrophia junia
  †Mesopalaeaster – tentative report
  †Mesopalaeaster lanceolatus
  †Mesotrypa
  †Mesotrypa numiformis
  †Mesotrypa nummiformis
  †Metabaltoceras – type locality for genus
  †Metabaltoceras fusiforme – type locality for species
  †Metaconularia
  †Metaplasia
  †Metaplasia minuta
  †Metriophyllum
  †Michelia
  †Michelia whiteavesi – type locality for species
  †Michelinia
  †Michelinia stylopora
  †Michelinoceras
  †Michelinoceras aldenense
  †Michelinoceras rigidum
  †Microchilina
  †Microcyclus
  †Microdisca
  †Micromitra
  †Mictophyllum
  †Mictophyllum orientalis – type locality for species
  †Millardicurus
  †Mimella
  †Mimella borealis
  †Mimella vulgaris
  †Mirabiloceras
  †Mirabiloceras multitubulatum
  †Missisquoia
  †Missisquoia typicalis
  †Mitroceras
   †Mixopterus
  †Mixopterus multispinosus
  †Modiella
  †Modiella pygmaea
  †Modiodesma
  †Modiodesma modiolare
  †Modiolopsis
  †Modiolopsis anodontoides
  †Modiolopsis exanimis
  †Modiolopsis fabaformis
  †Modiolopsis modiolaris
  †Modiolopsis orthoconcavus – type locality 
caption: Fossilized plates of the Cambrian-Early Ordovician chiton Matthevia
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