List of the prehistoric life of Maine

This list of the prehistoric life of Maine contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Maine.

Precambrian

The Paleobiology Database records no known occurrences of Precambrian fossils in Maine.

Paleozoic

†Amphistrophonella
- †Amphistrophonella funiculata – or unidentified comparable form
Fossils of the Ordovician-Silurian trilobite Ampyx.
†Ampyx
†Annamitella – tentative report
- †Annamitella borealis
†Apiculiretusispora
†Atrypa
- †Atrypa reticularis
†Barinophyton
- †Barinophyton richardsoni
†Barrandeina
- †Barrandeina aroostookensis
†Batostoma
†Batostomella
†Bucania – or unidentified comparable form
†Cardiola
- †Cardiola gibbosa
†Cartericardia – tentative report
- †Cartericardia dubia – type locality for species
†Clivosisporites – or unidentified comparable form
- †Clivosisporites verrucata
†Crossoceras
- †Crossoceras belandi
†Cyrtia
†Daidia
- †Daidia wilsonae
†Dalejina
†Dalmanella
- †Dalmanella testudinaria
†Decorochilina
- †Decorochilina beushauseni
†Delerorthis
- †Delerorthis flabellites
†Delthyris
†Deltoidospora
†Dolerorthis
Fossilized foliage from the Early-Late Devonian club moss relative Drepanophycus
†Drepanophycus
†Eccentricosta
†Emphanisporites
- †Emphanisporites annulatus
- †Emphanisporites rotatus
†Eocoelia
†Eodinobolus
- †Eodinobolus rotundus
†Eohostimella – type locality for genus
- †Eohostimella heathana – type locality for species
†Eoplectodona – tentative report
†Famatinorthis
- †Famatinorthis turneri – or unidentified comparable form
†Ferganella
†Geragnostus
†Goniostropha
- †Goniostropha chapmani
†Grandispora
†Gypidula
†Hibbertia – tentative report
†Hostimella
†Hystricoceras
- †Hystricoceras hitchcocki
Fossil of the Middle Ordovician trilobite Illaenus
†Illaenus
†Kaulangiophyton
- †Kaulangiophyton akantha
†Kolihadiscus
- †Kolihadiscus somerseti – type locality for species
†Leptaena
- †Leptaena rhomboidalis
†Lesueurilla – tentative report
†Lophospira
- †Lophospira milleri – or unidentified comparable form
†Mesoleptostrophia
†Michelia
- †Michelia compacta – or unidentified comparable form
- †Michelia planogyrata – or unidentified comparable form
- †Michelia tenue – type locality for species
Fossils of the Early Devonian graptolite Monograptus
†Monograptus
- †Monograptus bohemicus
- †Monograptus chimaera
- †Monograptus colonus
- †Monograptus crinitus
- †Monograptus dubius
- †Monograptus forbesi
- †Monograptus nilssoni
- †Monograptus scanicus
- †Monograptus tumescens
- †Monograptus varians
- †Monograptus vicinus – or unidentified comparable form
†Neumanella
†Nicholsonella
†Nileus
†Nucleospira
†Nylanderina – type locality for genus
- †Nylanderina goldringae – type locality for species
†Orthambonites
- †Orthambonites robusta
†Orthonychia
- †Orthonychia aroostooki – type locality for species
- †Orthonychia compressa – type locality for species
†Paleocyclus – tentative report
†Paralenorthis
- †Paralenorthis robustus
†Paraliospira
- †Paraliospira angulata – or unidentified related form
†Patellostium
- †Patellostium revolvens – type locality for species
†Pentamerus – tentative report
Life restoration of Pertica.
†Pertica – type locality for genus
- †Pertica quadrifaria – type locality for species
†Platyceras
- †Platyceras chapmani – type locality for species
- †Platyceras edmundi – type locality for species
- †Platyceras hebes
- †Platyceras ventricosum
†Platystrophia
†Platytoechia
- †Platytoechia boucoti
†Plectodonta
†Plectonotus
- †Plectonotus trilobatus
†Polytoechia – tentative report
†Pragozyga
- †Pragozyga jerseyense – type locality for species
†Productorthis
- †Productorthis mainensis
Life restoration with a conifer-like body plan of the Silurian-Late Devonian tree-like probable fungus Prototaxites. John William Dawson (1888).
†Prototaxites
†Psilophyton
- †Psilophyton dapsile – type locality for species
- †Psilophyton forbesii – type locality for species
- †Psilophyton microspinosum – type locality for species
- †Psilophyton princeps
†Raymondaspis
†Resserella
†Sawdonia
- †Sawdonia ornata
†Sphaerochitina
†Streptotrochus – tentative report
- †Streptotrochus deciduus – type locality for species
†Stricklandialens
- †Stricklandialens ultima – or unidentified comparable form
†Strophonella
- †Strophonella euglypha
†Strophostylus
- †Strophostylus globosus – or unidentified comparable form
†Taeniocrada
†Tholisporites
†Thursophyton
†Tritoechia
†Trochonemella
- †Trochonemella churkini – or unidentified related form
†Tropidodiscus
- †Tropidodiscus minimus
- †Tropidodiscus obex

Mesozoic

The Paleobiology Database records no known occurrences of Mesozoic fossils in Maine.

Cenozoic

This list of the Cenozoic life of Maine contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Maine and are from 66 million years of age to geologically recent.