- the
Telychian is the
third and
final age of the
Llandovery Epoch of the
Silurian Period of the
Paleozoic Era of the
Phanerozoic Eon. The
Telychian Age...
- from the
early Silurian (
Telychian) of
China Xiushanosteus is the
oldest known placoderm from the
early Silurian (
Telychian) of
China Entelognathus primordialis...
- acanthodian,
probably acritolepid, from
Middle Silurian (?late
Llandovery (
Telychian) to
Ludlow stages)
deposits of New Brunswick, Canada. Nerepisacanthus...
-
Wenlock Homerian 430.5 ± 0.7 *
Sheinwoodian 433.4 ± 0.8 *
Llandovery Telychian 438.5 ± 1.1 *
Aeronian 440.8 ± 1.2 *
Rhuddanian 443.8 ± 1.5 * Ordovician...
- (million
years ago), approximately. The
Sheinwoodian Age
succeeds the
Telychian Age and
precedes the
Homerian Age. The Wenlock-Llandovery
boundary is...
-
early jawless vertebrate from the
Early or
Middle Silurian period (late
Telychian to
early Wenlock stages). It is the
basalmost known eugaleaspidiform galeaspid...
-
genera Hanyangaspis and Dayongaspis,
first appear near the
start of the
Telychian age, of the
latter half of the
Llandovery epoch of the Silurian, about...
-
genus of
extinct worm-shaped
arthropod that
lived in the
early Silurian (
Telychian-Sheinwoodian stages)
Waukesha biota fossil site in
southeast Wisconsin...
- plates. In 2022,
Xiushanosteus is
described from
complete fossils from
Telychian, late
Llandovery of Chongqing, China.
Paleontologists and
placoderm specialists...
-
Yongdongaspis Temporal range: Llandovery, ~436 Ma PreꞒ Ꞓ O S D C P T J K Pg N ↓
Telychian Scientific classification Kingdom:
Animalia Phylum:
Chordata class: †Galeaspida...
