- are
known to be the
giants of the dinosaurs,
macronarians were not
exclusively large-bodied.
Macronarians show
divergence in the
evolution of body size...
- †Titanosauriformes ("titan
lizard forms") †Brachiosauridae (long-necked, long-armed
macronarians) †Somphospondyli ("porous vertebrae") †Euhelopodidae (stocky, mostly...
-
forelimb material.
Previously recovered as a diplodocid, now
recovered as a
macronarian Type
material fragmentary, but
recent rediscovery of type
locality has...
-
included cetiosaurids, turiasaurs, and mamenchisaurs.
Neosauropods such as
macronarians and
diplodocoids first appeared during the
Middle Jur****ic,
before becoming...
-
trackways can be
explained by
sauropods with long
forelimbs (such as
macronarians)
floating in
relatively shallow water deep
enough to keep the shorter...
-
proportion to the body.
Their snouts were
squared off and low, in
contrast to
macronarians'. Jaws of
Apatosaurus and
other diplodocids were
lined with spatulate...
-
snout and an
arched skull that was
remarkably square,
typical of
basal Macronarians. The name
means "chambered lizard",
referring to the
hollow chambers...
-
tails (such as
Shunosaurus with 43), and far more than
contemporaneous macronarians had (such as
Camarasaurus with 53). Some
speculation exists as to whether...
-
Europasaurus is a
basal macronarian sauropod, a form of
quadrupedal herbivorous dinosaur. It
lived during the Late Jur****ic (middle Kimmeridgian, about...
- The
Xiagou Formation is the
middle strata of the
Xinminbao Group. It is
named for its type site in Xiagou, in the
Changma Basin of
Gansu Province, northwestern...
