-
petrified wood from the
Donets Basin in
modern Ukraine. He
called the wood
Callixylon,
though he did not find any
structures other than the trunk. The similarity...
- The
Callixylon tree is a 250,000,000 year old
petrified tree
stump discovered by John ****s in a
field in 1913. This
stump is
reputed to be the largest...
-
annual precipitation and the
Callixylon lived in an
ecotone of 611 ± 46 mean
annual precipitation.
Because the
Callixylon grew
taller than the Wattieza...
- S2CID 182210855. Beck, C. B. (1960). "The
identity of
Archaeopteris and
Callixylon". Brittonia. 12 (4): 351–368. Bibcode:1960Britt..12..351B. doi:10.2307/2805124...
- Non-mineralized wood has been
recovered from
Paleozoic formations,
particularly Callixylon from
Berea Sandstone, but this is very unusual. The
petrified wood is...
-
February 2016. Beck,
Charles B. (1960). "The
identity of
Archaeopteris and
Callixylon". Brittonia. 12 (4): 351–368. Bibcode:1960Britt..12..351B. doi:10.2307/2805124...
-
commensalism among mycorrhizae or lichen. The
presence of wood-rotting
fungi in
Callixylon whiteanum, one of the
oldest identified trees,
suggests that saprophytic...
- Name
Species Location Age
Notes Callixylon tree
Archaeopteris Ada, Oklahoma, US 250,000,000
Discovered on a farm it was the
largest example of a petrified...
- wood
Callixylon,
though he did not find any
structures other than the trunk. In the 1960s, it was
demonstrated that the
fossil wood
known as
Callixylon and...
-
fertile shoots are
attached to wood
which when
permineralized is
called Callixylon newberryi.
Archaeopteris is
retained in the
class Progymnospermopsida...
