- from
unequivocally identified specimens – anyway. The
oldest known stem-
gaviiform is
Nasidytes from the
Early Eocene aged
London Clay of England, dating...
-
hesperornithine closely related to
Baptornis (yet some
believe it to be a
gaviiform).
Though apparently somewhat migratory, it is only
known from temperate...
- the
length of the humerus; a long
carpometacarpus is a
derived trait of
gaviiforms. The
pedal phalanges,
particularly those of the
second toe, are elongated...
- concave,
which sets
Gavia schultzi apart from
Petralca austriaca,
another gaviiform from Austria. The rock
units Gavia schultzi was
recovered from indicate...
-
Gaviella is an
alleged North American Paleogene gaviiform which the
holotype (and only
known specimen)
consists of the
proximal end of a left carpometacarpus...
-
early Miocene. They are
considered to be the
earliest known unambiguous gaviiform fossils. The
genus is
widely known from
early Priabonian –
about 37 million...
- loon do****ents a
pronounced ecomorphological shift in the
evolution of
gaviiform birds".
Zoological Journal of the
Linnean Society. 196 (4): 1431–1450...
-
Island in
Sweden was not a
flamingo and neither, as
suggested by others, a
gaviiform (loon) nor a procellariiform, but in fact
belongs with Baptornis. As there...
-
Lemoine 1878 (Paleocene of Cernay, France) –
charadriiform (larid?)?
gaviiform? †Gradiornis
walbeckensis Mayr 2007 (Paleocene of Walbeck, Germany) –...
-
indeterminate left wing and
partial right wing, with
feathers McAbee a
possible gaviiform, too
incomplete for firm
identification Gruiformes Cf. †Songziidae articulated...
