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Araucarioxylon arizoni**** (alternatively
Agathoxylon arizoni****) is an
extinct species of
conifer that is the
state fossil of Arizona. The
species is known...
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Agathoxylon (also
known by the
synonyms Dadoxylon and
Araucarioxylon) is a form
genus of
fossil wood,
including m****ive tree trunks.
Although identified...
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indicating its
presumed (not
necessarily certain) affinity, such as
Araucarioxylon (wood
similar to that of
extant Araucaria or some
related genus like...
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Phelopteris and Clathropteris, gymnosperms,
represented by Pelourdea,
Araucarioxylon, Woodworthia,
Otozamites and Dinophyton, and
cycads like Sanmiguelia...
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largest collections of
petrified wood in the world.
Amethyst Mountain Araucarioxylon arizoni****
Fossil wood Jet (gemstone)
Palmoxylon (petrified palmwood)...
- have been
described by the
staff of the department. A
fossil specimen Araucarioxylon giftii named after Prof. Dr. Gift Sironmoney, by Dr. D.E.P. Jeyasingh...
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Lepidodendron Tri****ic
Saltoposuchus Plateosaurus Podokesaurus Cynognathus Araucarioxylon Bjuvia Wielandiella Macrotaeniopteris Jur****ic
Camptosaurus Compsognathus...
- and lungfish,
besides coprolites and the
petrified wood
remains of
Araucarioxylon.
Septarian calcite concretions and
calcite geodes are numerous, and...
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Araucariaceae include the form
genera Araucarites (various),
Agathoxylon and
Araucarioxylon (wood),
Brachyphyllum (leaves),
Araucariacites and
Dilwynites (pollen)...
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include "xylon" and a term
indicating its
presumed affinity, such as
Araucarioxylon (wood of
Araucaria or some
related genus),
Palmoxylon (wood of an indeterminate...
