-
Qianodus (from the Chinese: 黔, 'Qian', the
ancient name for
Guizhou and the Gr****: ὀδούς, odus, 'tooth') is a
jawed vertebrate genus that is
based on disarticulated...
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earliest unequivocal fossils of acanthodian-grade
cartilaginous fishes are
Qianodus and
Fanjingshania from the
early Silurian (Aeronian) of Guizhou, China...
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remains attributed acanthodian-grade
chondrichthyans are
Fanjingshania and
Qianodus from the
Early Silurian of China,
dating to
around 439
million years ago...
- the
early Silurian (Telychian) of China,
showing origin of
paired fins
Qianodus is a tooth-based
chondrichthyan genus from the
early Silurian (Aeronian)...
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records are known, the
oldest unambigious evidence of
jawed vertebrates are
Qianodus and
Fanjingshania from the
early Silurian (Aeronian) of Guizhou, China...
-
teeth were
ascribed to the taxon, but in the same
horizon the
tooth taxon Qianodus was found, and
these taxa may be synonymous. In a
phylogenetic analysis...
-
dentitions of acanthodians,
which include the
oldest known toothed vertebrate,
Qianodus duplicis. All
amphibians have
pedicellate teeth,
which are
modified to...
- †Lupopsyroides †Lupopsyrus †Obtusacanthus †Paucicanthus †Ptomacanthus †
Qianodus? †Vernicomacanthus †Climatiidae
Brachyacanthus Climatius Erriwacanthus...
- †Lupopsyroides †Lupopsyrus †Obtusacanthus †Paucicanthus †Ptomacanthus †
Qianodus? †Vernicomacanthus †Climatiidae
Brachyacanthus Climatius Erriwacanthus...
- †Lupopsyroides †Lupopsyrus †Obtusacanthus †Paucicanthus †Ptomacanthus †
Qianodus? †Vernicomacanthus †Climatiidae
Brachyacanthus Climatius Erriwacanthus...
