Matches in DBpedia 2015-10 for { <http://dbpedia.org/resource/Placodermi> ?p ?o }
- Placodermi abstract "Placodermi (from the Greek πλάξ = plate and δέρμα = skin, literally "plate-skinned") is an extinct class of armoured prehistoric fish, known from fossils, which lived from the Silurian to the end of the Devonian Period. Their head and thorax were covered by articulated armoured plates and the rest of the body was scaled or naked, depending on the species. Placoderms were among the first jawed fish; their jaws likely evolved from the first of their gill arches. Placoderms are paraphyletic, and comprise several distinct outgroups or sister taxa to all living jawed vertebrates, which originated among their ranks. This is illustrated by a 419-million-year-old fossil, Entelognathus, from China, which is the only known placoderm with a type of bony jaw like that found in modern bony fishes. This includes a dentary bone, which is found in humans and other tetrapods,. The jaws in other placoderms were simplified and consisted of a single bone. Placoderms were also the first fish to develop pelvic fins, the precursor to hindlimbs in tetrapods, as well as true teeth. 380-million-year-old fossils of three other genera, Incistoscutum, Materpiscis and Austroptyctodus, represent the oldest known example of live birth.The first identifiable placoderms appear in the fossil record during the late Llandovery epoch of the early Silurian. The various groups of placoderms were diverse and abundant during the Devonian, but became extinct at the end-Devonian Hangenberg event 360 million years ago".
- Placodermi thumbnail Bothriolepis_panderi.jpg?width=300.
- Placodermi wikiPageExternalLink first.html.
- Placodermi wikiPageExternalLink 453.abstract.
- Placodermi wikiPageExternalLink 6195188.stm.
- Placodermi wikiPageExternalLink 060.000.html.
- Placodermi wikiPageExternalLink m_panserhai_e.htm.
- Placodermi wikiPageExternalLink placodermi.html.
- Placodermi wikiPageID "949620".
- Placodermi wikiPageLength "33450".
- Placodermi wikiPageOutDegree "273".
- Placodermi wikiPageRevisionID "683409798".
- Placodermi wikiPageWikiLink Acanthodii.
- Placodermi wikiPageWikiLink Acanthothoraci.
- Placodermi wikiPageWikiLink Acanthothoracid.
- Placodermi wikiPageWikiLink Acanthothoracids.
- Placodermi wikiPageWikiLink Actinolepidae.
- Placodermi wikiPageWikiLink Agnatha.
- Placodermi wikiPageWikiLink Ambush_predator.
- Placodermi wikiPageWikiLink Antiarch.
- Placodermi wikiPageWikiLink Antiarchi.
- Placodermi wikiPageWikiLink Apex_predator.
- Placodermi wikiPageWikiLink Arctolepis.
- Placodermi wikiPageWikiLink Arthrodira.
- Placodermi wikiPageWikiLink Arthrodire.
- Placodermi wikiPageWikiLink Arthrodires.
- Placodermi wikiPageWikiLink Arthropod.
- Placodermi wikiPageWikiLink Asterosteus.
- Placodermi wikiPageWikiLink Austrophyllolepis.
- Placodermi wikiPageWikiLink Austroptyctodus.
- Placodermi wikiPageWikiLink Basal_(phylogenetics).
- Placodermi wikiPageWikiLink Batoidea.
- Placodermi wikiPageWikiLink Benthic_zone.
- Placodermi wikiPageWikiLink Body_plan.
- Placodermi wikiPageWikiLink Bodyplan.
- Placodermi wikiPageWikiLink Bone.
- Placodermi wikiPageWikiLink Bony_fish.
- Placodermi wikiPageWikiLink Bothriolepis.
- Placodermi wikiPageWikiLink Bothriolepis_canadensis.
- Placodermi wikiPageWikiLink Bottom_dweller.
- Placodermi wikiPageWikiLink Brachythoraci.
- Placodermi wikiPageWikiLink Branchial_arch.
- Placodermi wikiPageWikiLink Brindabella_Range.
- Placodermi wikiPageWikiLink Brindabella_Ranges.
- Placodermi wikiPageWikiLink Brindabellaspida.
- Placodermi wikiPageWikiLink Brindabellaspis.
- Placodermi wikiPageWikiLink Brindabellaspis_stensioi.
- Placodermi wikiPageWikiLink Caliper.
- Placodermi wikiPageWikiLink Calipers.
- Placodermi wikiPageWikiLink Carboniferous.
- Placodermi wikiPageWikiLink Category:Animal_classes.
- Placodermi wikiPageWikiLink Category:Devonian_extinctions.
- Placodermi wikiPageWikiLink Category:Devonian_fish.
- Placodermi wikiPageWikiLink Category:Llandovery_first_appearances.
- Placodermi wikiPageWikiLink Category:Placoderms.
- Placodermi wikiPageWikiLink Category:Prehistoric_fish.
- Placodermi wikiPageWikiLink Category:Silurian_fish.
- Placodermi wikiPageWikiLink Chimaera.
- Placodermi wikiPageWikiLink Chimaeridae.
- Placodermi wikiPageWikiLink China.
- Placodermi wikiPageWikiLink Chondrichthyes.
- Placodermi wikiPageWikiLink Cladogram.
- Placodermi wikiPageWikiLink Clasper.
- Placodermi wikiPageWikiLink Class_(biology).
- Placodermi wikiPageWikiLink Compagopiscis.
- Placodermi wikiPageWikiLink Convergent_evolution.
- Placodermi wikiPageWikiLink Cowralepis.
- Placodermi wikiPageWikiLink David_Attenborough.
- Placodermi wikiPageWikiLink Dentin.
- Placodermi wikiPageWikiLink Dentine.
- Placodermi wikiPageWikiLink Dermal_bone.
- Placodermi wikiPageWikiLink Detritus.
- Placodermi wikiPageWikiLink Devonian.
- Placodermi wikiPageWikiLink Dichotomy.
- Placodermi wikiPageWikiLink Dunkleosteus.
- Placodermi wikiPageWikiLink Early_Devonian.
- Placodermi wikiPageWikiLink Edward_Drinker_Cope.
- Placodermi wikiPageWikiLink End-Devonian_extinction.
- Placodermi wikiPageWikiLink Entelognathus.
- Placodermi wikiPageWikiLink Erik_Stensio.
- Placodermi wikiPageWikiLink Erik_Stensiö.
- Placodermi wikiPageWikiLink Euantiarcha.
- Placodermi wikiPageWikiLink Eubrachythoraci.
- Placodermi wikiPageWikiLink Evolution_of_fish.
- Placodermi wikiPageWikiLink Extinction.
- Placodermi wikiPageWikiLink Extinction_(biology).
- Placodermi wikiPageWikiLink Fallacosteus.
- Placodermi wikiPageWikiLink Famennian.
- Placodermi wikiPageWikiLink Fish_fin.
- Placodermi wikiPageWikiLink Fish_jaw.
- Placodermi wikiPageWikiLink Fitzroy_Crossing.
- Placodermi wikiPageWikiLink Fitzroy_Crossing,_Western_Australia.
- Placodermi wikiPageWikiLink Flatfish.
- Placodermi wikiPageWikiLink Fossil.
- Placodermi wikiPageWikiLink Fossil_record.
- Placodermi wikiPageWikiLink Frasnian.
- Placodermi wikiPageWikiLink Frederick_McCoy.
- Placodermi wikiPageWikiLink Fresh_water.
- Placodermi wikiPageWikiLink Freshwater.
- Placodermi wikiPageWikiLink Gemuendina.