Explore extinct life by their name
(i.e., genus)

Explore extinct life by family groupings
(i.e., cladistic relationships)

Explore extinct life by geological time period
(i.e., when the life form lived)

Explore extinct life by geographic location
(i.e., where the fossils were found)

Explore extinct life by paleontologist/author
(i.e., person(s) who named the life form)

Explore fantasy life forms shaped by the human mind and experience
(i.e., fictional creatures & monsters)

An introduction to the Extinct Life Pictorial Encyclopedia along with some statistics regarding what information is available

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General information & statistics pertaining to this section of the website
Imacanthyris Imagocnus Imagotaria Imangdites Imanosmylus Imatatocrinus
Imbrexia Imbricaria Imbricatia Imbricatocoelia Imbricatospira Imbrichnus
Imdentistella Imennovia Imequincisoria Imerocetus Imerodelphis Imhoffia
Imhoffius Imhotepia Imilce Imitatocrinus Imitoceras Imlayiceras
Imlerella Immanitas Immenovia Immergentia Immersothorax Immunitoceras
Imocaris Imocetus Imoella Imogloba Imonautilus Imotoella
Imparilarca Imperatoria Imperiella Imperiospira Impiacus Implexina
Implicaticystis Implicophyllum Imponodictyon Imponoglyphus Impregnochelys Inachus
Inacyathella Inaequalientactinia Inaequalina Inaequalis Inaequidens Inaigymnites
Inamichnis Inanibigutta Inanigutta Inanihella Inaperturopollenites Inaria
Inauris Inbecetemia Incacardium Incacetus Incadelphys Incadolops
Incaia Incaichthys Incamys Incanopsis Inceptor Incertametra
Incerticyclus Incilaster Incilius Incisifex Incisilabium Incisimura
Incisius Incisivosaurus P C Incisopyge Incisoria Incisoscutum Incisua
Incisura Incisurella Inclytoceras Incolornis Incongruelaps Incongruellina
Inconobotopora Incorthis Incrassospongia Incrustatospongia Incrustospongia Incurvarites
Incurvocyathus Indacar Indalecia Indarctos Independatrypa Indiana
Indianites Indiaster Indigia Indigirites Indigirophyllites Indigrites
Indiophyllum Indivisia Indobaatar Indobatrachus Indobenthosuchus Indoblastus
Indobrachyops Indobune Indocardium Indoceltites Indocephalites Indoceras
Indocerithium Indocetus P Indochelys Indocoelacanthus Indocorbula Indocrinus
Indoculana Indocyon Indodelphis Indogrammatodon Indohyaenodon Indohyus
Indojuvavites Indolophus Indolyrocephalus Indomeryx Indomussa Indomya
Indonautilus Indonectes Indonesites Indonuculana Indopecten Indophis
Indophyllia Indoplacuna Indoredunca Indorhynchia Indosaurus P Indoscaphites
Indosiren Indosmilia Indosphinctes Indospirifer Indosuchus P C Indota
Indotherium C Indotrigonia Indotrigonodon Indovoluta Indozostrodon Indraloris
Indratherium Indricotherium C Indrissia Indusia Indusius Indutionomarus
Inella Ineptiae Inessocyathellus Inessocyathus Inexpectacantha Infacerithium
Inferiolabiata Infernolestes Infexiostella Inflatatheca Inflatia Inflaticornus
Inflatobolivinella Inflatomonotis Inflectosaurus Inflectosuchus Inflexiostella Infraclypeus
Infracoronia Infracytheropteron Infulaster Infundibulipora Infundibuloceras Infundibulops
Infundibulum Infurca Inga Ingaunoturricula Ingelarella Ingenia P C
Ingenierichnus Ingentidens Ingentilotus Ingentisorex Inglefieldia Inglisella
Ingolitotheca Ingria Ingridella Ingriops Ingruo Inguza
Inia Iniathyris Inichthys Iniella Iniforis Inikanella
Iniomus Iniopera Iniopsis Iniopteryx Iniosphenicus Iniospheniscus
Iniotoma Inioxyele Inioxyle Iniproductus Iniskinites Inisylthere
Injanatherium Inka Inkayacu Inkouia Inkrylovia Innaechia
Innapora Innitagnostus Innixiphyllum Innuitella Inobolia Inocardion
Inocaulis P Inocellia Inocentrus Inoceramus Inoceramya Inodia
Inodrillia Inoperna Inopinatarcula Inordinatosphaera Inosacotes Inosaurus
Inostrancevia P Inouyella Inouyia Inouyina Inouyops Inoyellaspis
Inquisitor Insculptarenula Insectichnus Insecutor Insignia Insignicornus
Insignitisinurostrum Insolentia Insolentitheca Insolicorypha Insoliphyllum Insolitignum
Insolitotheca Institella Institifera Institina Insulacebus Insulicorypha
Insulipora Insulophon Insuza Intasuchus Integraster Integricardium
Intejoceras Interalia Interatherium P Interhippus Intermediacrinus Intermediella
Interodon Interogale Interpresosaurus Interproetus Intersmilia Intexodictyon
Intextum Intia Intihuarella Intiornis Intistoma Intoceras
Intodesma Intomodesma Intornites Intracorpus Intranodites Intrapora
Intrasporeocoelia Intrasporocoelia Intratubospongia Introrsisaurus Intutula Intyrictis
Inversella Inversithyris Inversiula Inversoceras Invertina Invertospira
Invertrypa Invictokoala Involuta Involutaria Involuticeras Involutina
Involvina Inyoceras Inyocrinus Inyoites Inyoschwagerina Inzeroceras
Iocrinus Iohomia Iolaea Iolgia Ionicythere Ionoscopus
Iophon Ioribos Ioscion Iothia Iotina Iotrigonia
Iouea Iowacystis Iowadipterus Iowanella Iowaphyllum Iowarhynchus
Iowaspongia Iowatrypa Iowoceras

Name The name (genus) of the life form.
  Life Form Family Group  The family group to which the life form belongs.
This life form is Globally Extinct.  or  At least one species of this life form still exists today.  The 'cross' symbol indicates that this life form is globally extinct whereas the 'heart' symbol indicates that at least one species of this life form still exists today.
Pictures (artist illustrations and/or photos of fossils) are available in the detail page
Images of collectibles (scans/photos of cards, stickers, etc.) are available in the detail page

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