- Osteostraci,
there being currently no
evidence that the
galeaspids had
paired fins.[citation needed] A
galeaspid Tujiaaspis vividus from the
Silurian period of...
-
Lungmenshanaspis is an
extinct genus of
galeaspid vertebrates. It
lived during the
Lochkovian stage in Sichuan, China.
Lungmenshanaspis is 15 cm (5.91...
-
Foxaspis ( [fɒksæspɪs]) (meaning "fox shield") is a
genus of
duyunolepidid galeaspid from the
early Devonian (Pragian stage)
Xiaoshan Formation in Guangxi...
- from the Late
Silurian of Canada, Norway, and the U.S.
Tujiaaspis is a
galeaspid agnathan from the
early Silurian (Telychian) of China,
showing origin...
-
Nochelaspis is an
extinct genus of
galeaspid vertebrates. It
lived during the
Lochkovian period in
Lower Devonian East Asia (in
today southeastern China...
- evolution. Most of the ostracoderms, such as thelodonts, osteostracans, and
galeaspids, were more
closely related to the
gnathostomes than to the
surviving agnathans...
- Yongdongaspis,
colloquially known as the
Binhai Yongdong, is an
extinct genus of
galeaspid vertebrates within the
monotypic family Yongdongaspididae. The type species...
- "shield fish" in
Hanyu Pinyin) is an
extinct genus of
eugaleaspidiform galeaspid known from the
Silurian of Yunnan,
southwestern China. Two
species are...
- to
early Wenlock stages). It is the
basalmost known eugaleaspidiform galeaspid and it
lived in what is now
northwestern Zhejiang Province, Southeast...
- Wenjin; Tang, Lizhou; Zhu, Min; Gai,
Zhikun (2023-06-19). "The
first galeaspid fish (stem-gnathostomata) from the
Silurian Xiushan formation of Hunan...
