page_title: List of the Cenozoic life of Florida
section_title: M
hierarchical_section_title: List of the Cenozoic life of Florida / M
caption_attribution_description: English: The American cheetah, Miracinonyx inexpectatus. Apparently, it was once thought to be a true cheetah, but, now is thought to be a cheetah-like cougar, having become cheetah-like through parallel evolution. (C) Stanton F. Fink
context_page_description: This list of the Cenozoic life of Florida contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Florida during the Cenozoic Era, between 66 million and 10,000 years ago.
context_section_description: †Machaeromeryx
  †Machaeromeryx gilchristensis – type locality for species
   †Machairodus
  Macoma
  †Macoma brevifrons
  †Macoma constricta
  †Macoma irma
  †Macoma paralenis – type locality for species
  †Macoma pseudomera – or unidentified comparable form
  †Macoma tenta
  †Macoma virginiana
  †Macoma virginicana
  Macrocallista
  †Macrocallista acuminata
  †Macrocallista annexa
  †Macrocallista maculata
  †Macrocallista nimbosa
  †Macrocallista reposta
  †Macrocallista waltonensis
  Macrochelys
  †Macrochelys auffenbergi – type locality for species
   †Macrochelys temminckii
  Macrocypraea
  †Macrocypraea cervus
  †Macrocypraea joanneae
  †Macrocypraea spengleri
  Macropneustes
  Mactra
  †Mactra chipolana
  †Mactrocallista
  Mactrotoma
  †Mactrotoma cymata
  †Mactrotoma fragilis
  †Mactrotoma fragilus
  †Mactrotoma undula
  Madracis
  †Madracis decactis
  †Madracis decaseptata – type locality for species
  Madrepora
  †Madrepora oculata
  Magilus
  †Magilus streami
  Magnolia
  †Magnolia virginiana
  Malaclemys
  †Malaclemys terrapin
  Malea
  †Malea springi
  †Mammacyon
  †Mammacyon obtusidens – or unidentified comparable form
  †Mammut
   †Mammut americanum
  †Mammut matthewi
  †Mammuthus
  †Mammuthus columbi – type locality for species
  †Mammuthus hayi
  Manicina
  †Manicina areolata
  †Manicina pliocenica
  †Manicina puntagordensis
  Maoricrypta
  †Maoricrypta costata
  Marevalvata
  †Marevalvata tricarinata
  Margaretta
  †Margaretta congesta – type locality for species
  †Margaretta fallax
  †Margaretta nodifera
  †Margaretta vicksburgica
  †Margaritaria
  †Margaritaria abrupta
  Margarites
  †Margarites tampaensis
   Marginella
  †Marginella amiantula
  †Marginella ballista
  †Marginella bella
  †Marginella bellula
  †Marginella caloosana
  †Marginella clenchi – or unidentified comparable form
  †Marginella contracta – or unidentified related form
  †Marginella denticulata
  †Marginella faunula
  †Marginella gravida – or unidentified comparable form
  †Marginella gregaria
  †Marginella hartleyanum
  †Marginella inepta
  †Marginella infecta
  †Marginella mansfieldi
  †Marginella minuta
  †Marginella pardalis
  †Marginella posti
  Marshallora
  †Marshallora nigrocincta
  Marsupina
   †Marsupina bufo
  Martesia
  †Martesia striata
  †Marvacrassatella
  †Marvacrassatella meridianalis
  †Marvacrassatella meridionalis
  Massyla
  †Massyla distinguenda
  †Massyla propevenusta
  †Massyla runchaena – type locality for species
  †Massyla shirleyae
  †Massyla venusta
  Masticophis
  †Masticophis flagellum
  †Mazzalina – report made of unidentified related form or using admittedly obsolete nomenclature
  †Mazzalina costata
  †Mclelannia
  †Mclelannia aenigma
  Meandrina
  †Meandrina alveolus
  †Meandrina barretti
  †Meandrina costatus
  †Meandrina meandrites
  †Meandrina meandrities
  †Meandrina variabilis
  Megabalanus
  †Megabalanus tintinnabulum
  Megacardita
  †Megacardita hesperide
  Megaceryle
  †Megaceryle alcyon
  †Megahippus
  †Megalagus
  †Megalagus abaconis – type locality for species
  †Megalictis
  †Megalictis frazieri
  †Megalonx
  †Megalonx wheatleyi – or unidentified comparable form
  †Megalonyx
  †Megalonyx jeffersonii
   †Megalonyx leptostomus
  †Megalonyx wheatleyi
  Megalops
  †Megalops atlantica – or unidentified comparable form
  †Megalops atlanticus
  †Megantereon
  †Megantereon hesperus
  Megaptera
  Meioceras
  †Meioceras nitidum
  Melampus
  †Melampus bidentatus
  †Melampus coffea
  †Melampus monile
  Melanella
  †Melanella bartschi
  †Melanella calkinsi
  †Melanella conoidea
  †Melanella jamaicensis
  †Melanella locklini
  †Melanella magnoliana
  Melanerpes
  †Melanerpes carolinus
  †Melanerpes erythrocephalus
  Meleagris
  †Meleagris anza
   †Meleagris gallopavo – type locality for species
  †Meleagris tridens – type locality for species
  Mellita
  †Mellita aclinensis
  †Mellita quinquiesperforata
  Melongena
  †Melongena aspinosa
  †Melongena bispinosa
  †Melongena caloosahatcheensis
  †Melongena cannoni
  †Melongena chickee
  †Melongena consors
  †Melongena corona
  †Melongena crassicornuta
  †Melongena cynthiae
  †Melongena diegelae
  †Melongena draperi
  †Melongena holeylandica
  †Melongena lindae
   †Melongena melongena
  †Melongena sarasotaensis
  †Melongena sculpturata
  †Melongena taurus
  †Melongena turricula
  Melospiza
  †Melospiza georgiana
  †Melospiza melodia
  Membranipora – or unidentified comparable form
  Membraniporella
  †Membraniporella compr
caption: Restoration of the Pliocene-Pleistocene Miracinonyx, or American cheetah
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