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

Explore extinct life by their common names
(i.e., Dinosaur, Bird)

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

The Dinosaur Fan Non-sports Collectibles Digest

Fiction Novels Featuring Prehistoric Animals, Mutant Beasts & Primeval Man

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Sea Cucumber
 
Aboculus Acanthocaudina Acanthorota Acanthoschizorota Acanthotheelia
Acanthotrapeza Achistrulum Achistrum Acutisclerus Adencrum
Aduncrum Alexandrites Ambulacrites Amphitriodites Ancistrum
Andenothyone Archiretioliles Arthrochirota Aschistrum Auricularites
Ballistocucumis Bathysynactites Biacumina Bicornuticaudina Binoculites
Birastrites Bracchiothuria Brianella Buthograptus Calcancora
Calcancorella Calcancoroidea Calclamna Calclamnella Calclamnoidea
Calcligula Calyptograptus Canisia Ceto Chiridotites
Chirodota Clavallus Collbatothuria Conisia Conograptus
Corbograptus Cosmatites Costigerites Croneisites Crucivirga
Ctenograptus Cucumarites Curvatella Cyrtographus Cystipus
Dabashanograptus Dendrotubus Desmographus Devonothyonites Dictyobractites
Dictyothurites Diplospirograptus Doliograptus Elgerius Eocaudina
Etheridgella Exlinella Fissobactrites Fissobractites Frangerites
Frizzellus Gagesiniotrochus Gutschickia Halodeima Harrisina
Helfriedella Hemisphaeranthos Hercograptus Hexapriscopedatus Hodsonina
Holothuria Holothuriopsis Holothuropsis Huniella Jagdipina
Jolfacaudina Jordanocaudina Jumaraina Kaliobullites Kozurella
Kuehnites Labidodemas Laetmophasma Langepis Lawsonina
Lessonothuria Litiugraptus Loganographus Marsipograptus Mercedescaudina
Mertensiothuria Metriatyla Micradites Microthele Molpadia
Monilipsolus Mortensenites Multivirga Myriotrochites Nereograptus
Ocellothuria Octopedatus Oneirophanites Oneirophantites Ornaticannula
Pachopsites Palaeocaudina Palaeocucumaria Palaeohemioedema Palaeoypsilus
Palelpidia Paleochiridota Paleopentacta Papiliograptus Paracucumarites
Parapsolus Parvioctoidus Parvispina Pedatopriscus Pernerograptus
Pethalolithus Petropegia Phycograptus Planktograptus Platyperona
Plegmatographus Porachistrum Praecaudina Praeeuphronides Pravuscucumis
Priscocaudina Priscoligula Priscolongatus Priscopedatoides Priscopedatus
Priscularites Prisculatrites Procyrtograptus Proholothuria Propinquoohshimella
Prosynapta Protheelia Protholothuria Protistograptus Protograptus
Pseudocaudina Pseudoexlinella Pseudoratiolites Pseudostaurocumites Psilograptus
Psolidum Psolus Punctatites Radiographus Ramusites
Ratiolites Retiograptus Rhabdotites Rhodonograptus Rigaudites
Rota Rotaratiolites Rotoides Sastriella Schizoraptus
Schizotheelia Schlumbergerites Schlumbergites Sclerothupites Sclerothurites
Selenkothuria Semperites Semperothuria Septapedatus Solopedatus
Soodanella Spandelites Spinopriscopedatus Staurocaudina Staurocumites
Stauropora Stelechograptus Stichopitella Stichopites Stolonodentrum
Strobilothyone Strophograptus Stueria Swabiaina Synaptellus
Synaptites Syneuphronides Syrrhipidograptus Tetravirga Tetravriga
Thalathocanthus Thalattocanthus Thallatocanthus Theelia Theelothuria
Thuroholia Thymiosycia Thyonidium Trematrochus Tribrachiodemas
Triographus Triplograptus Tripuscucumis Triradites Uncinulina
Uncinulinoides Uniramosa Vaneyothuria Yannanozoon P Yorkshirella

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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