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- Pterichthyodes abstract "Pterichthyodes is a genus of antiarch placoderm fishes from the Devonian period. Its fossils have been discovered in Scotland. They were one of the first species recognized for what they were, as their fossils are common in the Old Red Sandstone formation studied by geologists in the early 19th century. Due to their extreme divergence from modern-day fish, they were a puzzle unsolved until Charles Darwin brought forward his theories on evolution. As with all other antiarchs, Pterichthyodes had heavily armored heads and forebodies, while their scaly tails were unarmored. Specimen length ranges from 8 inches (20 cm) to 12 inches (30 cm). As placoderms, they were members of the earliest known vertebrates to possess jaws, though they had grinding plates rather than teeth. The generic name of Pterichthyodes refers directly to their odd wing-like appendages (\"pterichthys\" being a compound crassis word from Ancient Greek for \"wing-fish\"), which correspond to and were derived from the pectoral fins seen in modern fish and other non-antiarch placoderms. Fossils of Pterichtyodes showing eyes positioned on the direct of the head and a \"ventrally flattened trunk shield\" suggest that it was a \"bottom dweller\", living at the bottom of lakes, where it might have crawled using its pectoral appendages. It has also been theorized that Pterichthyodes and other antiarchs used these appendages to bury itself.Pterichthyodes would have fed by browsing shallower areas of the lake bed for decaying detritus.".
- Pterichthyodes class Placodermi.
- Pterichthyodes family Pterichthyodidae.
- Pterichthyodes kingdom Animal.
- Pterichthyodes order Antiarchi.
- Pterichthyodes phylum Chordate.
- Pterichthyodes synonym "†Pterichthys".
- Pterichthyodes thumbnail Exhibit_Museum_of_Natural_History,_Ann_Arbor_-_IMG_9165.JPG?width=300.
- Pterichthyodes wikiPageID "348779".
- Pterichthyodes wikiPageLength "3760".
- Pterichthyodes wikiPageOutDegree "27".
- Pterichthyodes wikiPageRevisionID "693465603".
- Pterichthyodes wikiPageWikiLink Animal.
- Pterichthyodes wikiPageWikiLink Antiarchi.
- Pterichthyodes wikiPageWikiLink Category:Antiarchi.
- Pterichthyodes wikiPageWikiLink Category:Placoderm_genera.
- Pterichthyodes wikiPageWikiLink Category:Placoderms_of_Europe.
- Pterichthyodes wikiPageWikiLink Charles_Darwin.
- Pterichthyodes wikiPageWikiLink Chordate.
- Pterichthyodes wikiPageWikiLink Devonian.
- Pterichthyodes wikiPageWikiLink Evolution.
- Pterichthyodes wikiPageWikiLink Fossil.
- Pterichthyodes wikiPageWikiLink Genus.
- Pterichthyodes wikiPageWikiLink Geologist.
- Pterichthyodes wikiPageWikiLink Gnathostomata.
- Pterichthyodes wikiPageWikiLink Greek_language.
- Pterichthyodes wikiPageWikiLink Jaw.
- Pterichthyodes wikiPageWikiLink Old_Red_Sandstone.
- Pterichthyodes wikiPageWikiLink Placodermi.
- Pterichthyodes wikiPageWikiLink Pterichthyodidae.
- Pterichthyodes wikiPageWikiLink Scotland.
- Pterichthyodes wikiPageWikiLink Species.
- Pterichthyodes wikiPageWikiLink Torso.
- Pterichthyodes wikiPageWikiLink University_of_Michigan_Museum_of_Natural_History.
- Pterichthyodes wikiPageWikiLink File:F_John_Series_1_Pterichthys_card_30.jpg.
- Pterichthyodes wikiPageWikiLink File:Pterichthyodes_milleri.jpg.
- Pterichthyodes wikiPageWikiLink File:Pterichthys.jpg.
- Pterichthyodes wikiPageWikiLinkText "Pterichthyodes".
- Pterichthyodes wikiPageWikiLinkText "Pterichthys".
- Pterichthyodes classis "†Placodermi".
- Pterichthyodes familia Pterichthyodidae.
- Pterichthyodes familiaAuthority "Stensiö, 1948".
- Pterichthyodes genus "†Pterichthyodes".
- Pterichthyodes imageCaption "Pterichthyodes milleri fossil on display at the University of Michigan Exhibit Museum of Natural History".
- Pterichthyodes name "Pterichthyodes".
- Pterichthyodes ordo Antiarchi.
- Pterichthyodes phylum Chordate.
- Pterichthyodes rangeMap "Pterichthyodes finds map.png".
- Pterichthyodes rangeMapAlt "A map of the United Kingdom area, with Scotland colored".
- Pterichthyodes regnum "Animalia".
- Pterichthyodes synonyms "†Pterichthys".
- Pterichthyodes wikiPageUsesTemplate Template:Cn.
- Pterichthyodes wikiPageUsesTemplate Template:Convert.
- Pterichthyodes wikiPageUsesTemplate Template:Fossil_range.
- Pterichthyodes wikiPageUsesTemplate Template:Italic_title.
- Pterichthyodes wikiPageUsesTemplate Template:Legend.
- Pterichthyodes wikiPageUsesTemplate Template:Portal.
- Pterichthyodes wikiPageUsesTemplate Template:Refimprove.
- Pterichthyodes wikiPageUsesTemplate Template:Reflist.
- Pterichthyodes wikiPageUsesTemplate Template:Taxobox.
- Pterichthyodes subject Category:Antiarchi.
- Pterichthyodes subject Category:Placoderm_genera.
- Pterichthyodes subject Category:Placoderms_of_Europe.
- Pterichthyodes hypernym Fishes.
- Pterichthyodes type Animal.
- Pterichthyodes type Eukaryote.
- Pterichthyodes type Fish.
- Pterichthyodes type Species.
- Pterichthyodes type Placoderm.
- Pterichthyodes type Thing.
- Pterichthyodes type Q19088.
- Pterichthyodes type Q729.
- Pterichthyodes comment "Pterichthyodes is a genus of antiarch placoderm fishes from the Devonian period. Its fossils have been discovered in Scotland. They were one of the first species recognized for what they were, as their fossils are common in the Old Red Sandstone formation studied by geologists in the early 19th century. Due to their extreme divergence from modern-day fish, they were a puzzle unsolved until Charles Darwin brought forward his theories on evolution.".
- Pterichthyodes label "Pterichthyodes".
- Pterichthyodes sameAs Q719429.
- Pterichthyodes sameAs Pterichthyodes.
- Pterichthyodes sameAs Pterichthyodes.
- Pterichthyodes sameAs بالدارماهی.
- Pterichthyodes sameAs Pterichthyodes.
- Pterichthyodes sameAs Pterichthyodes.
- Pterichthyodes sameAs Pterichthyodes.
- Pterichthyodes sameAs m.01y_xg.
- Pterichthyodes sameAs Pterichthyodes.
- Pterichthyodes sameAs Q719429.
- Pterichthyodes wasDerivedFrom Pterichthyodes?oldid=693465603.
- Pterichthyodes depiction Exhibit_Museum_of_Natural_History,_Ann_Arbor_-_IMG_9165.JPG.
- Pterichthyodes isPrimaryTopicOf Pterichthyodes.
- Pterichthyodes name "Pterichthyodes".