-
multicellular life. The type species,
Haikouichthys ercaicunensis, was
first described in 1999.
Haikouichthys had a
defined skull and
other characteristics...
-
animals with a
notochord and eyes at the
front of the body, such as
Haikouichthys,
appear in the
fossil record.
During the late Cambrian,
other jawless...
-
possibly eyes—although it also had
short tentacles round its mouth.
Haikouichthys and Myllokunmingia, also from the
Chengjiang fauna, are
regarded as...
- China. Some
researchers have
considered the
other primitive chordate Haikouichthys to be
synonymous with this taxon, but
subsequent studies led by the...
-
lineages belong to the Agnatha, or
jawless fish.
Early examples include Haikouichthys.
During the late Cambrian, eel-like
jawless fish
called the conodonts...
- (January 2003). "Head and
backbone of the
Early Cambrian vertebrate Haikouichthys". Nature. 421 (6922): 526–529. Bibcode:2003Natur.421..526S. doi:10.1038/nature01264...
- †Myllokunmingiidae Shu, 2003
Genus †
Haikouichthys Luo, Hu & Shu 1999
sensu Shu et al., 2003
Species †
Haikouichthys ercaicunensis Luo, Hu & Shu 1999 sensu...
- as Helicoplacus. Two
other Cambrian Stage 3 (521-514 mya) species,
Haikouichthys and
Myllokunmingia from the
Chengjiang biota, are the
earliest body...
-
intermediate form
between Cathaymyrus and two
vertebrates Haikouichthys and Myllokunmingia.
Haikouichthys ercaicunensis looks like
Myllokunmingia with which...
-
Chengjiang biota and
lived about 518
million years ago.
These include Haikouichthys, Myllokunmingia, Zhongjianichthys, and
probably Yunnanozoon. Unlike...
