Undichna, a fish-fin, or fish-swimming fossil trail left as a fossil impression on a substrate, or the opposite impression on an overlying substrate
Anatol Heintz (1898–1975), a Norwegian palaeontologist who published in 1939 Cephalaspida from Downtonian of Norway, about cephalaspida excavated at Ringerike.
cephalaspidida, this, article, about, prehistoric, fish, taxon, taxon, about, gastropods, known, bubble, snails, cephalaspidea, extinct, order, jawless, fish, subclass, cornuata, cephalaspis, tenuicornisscientific, classificationkingdom, animaliaphylum, chorda. This article is about the prehistoric fish taxon For the taxon about gastropods known as bubble snails see Cephalaspidea Cephalaspidida is an extinct order of jawless fish in the subclass Cornuata CephalaspididaCephalaspis tenuicornisScientific classificationKingdom AnimaliaPhylum ChordataClass OsteostraciSubclass CornuataOrder CephalaspididaMoy Thomas and Mile 1971Families Cephalaspidae Genus incertae sedis SuperciliaspisSynonymsCephalaspida CephalaspidiformesSee also EditUndichna a fish fin or fish swimming fossil trail left as a fossil impression on a substrate or the opposite impression on an overlying substrate Anatol Heintz 1898 1975 a Norwegian palaeontologist who published in 1939 Cephalaspida from Downtonian of Norway about cephalaspida excavated at Ringerike References EditJ A Moy Thomas and R S Mile 1971 Palaeozoic FishesExternal links Edit Cephalaspidida at the Encyclopedia of Life Cephalaspidida at fossilworks org retrieved 16 April 2016 nbsp This article about a prehistoric jawless fish is a stub You can help Wikipedia by expanding it vte Retrieved from https en wikipedia org w index php title Cephalaspidida amp oldid 1108741167, wikipedia, wiki, book, books, library,
