-
Erettopterus is a
genus of
large predatory eurypterid, an
extinct group of
aquatic arthropods.
Fossils of
Erettopterus have been
discovered in deposits...
- Størmer the same year, and
Erettopterus and
Acutiramus would be
recognized as separate, but
closely related,
genera (
Erettopterus by Erik N. Kjellesvig-Waering...
- (Pterygotus) and P. (Acutiramus), as well as two
subgenera of
Erettopterus; E. (
Erettopterus) and E. (Truncatiramus). Kjellesvig-Waering
placed the primary...
- new
species of the new
genus Himantopterus (a
preoccupied name, now
Erettopterus) by the
English geologist and
paleontologist John
William Salter. The...
-
Erettopterus waylandsmithi (60 cm, 1.97 ft)
Erettopterus osiliensis (90 cm, 2.95 ft)...
-
increasingly diverse,
researchers began to name subgenera, such as
Pterygotus (
Erettopterus),
named by John
William Salter in 1859 for
species of
Pterygotus with...
-
eurypterids have also been
estimated to have
reached lengths of 2.5 metres;
Erettopterus grandis (closely
related to Jaekelopterus) and
Hibbertopterus wittebergensis...
- discovered, was home to a wide
array of
different eurypterids, like
Erettopterus gigas,
Eurypterus cephalaspis,
Nanahughmilleria pygmaea, Marsupipterus...
-
containing two subgenera;
Pterygotus (Curviramus) and
Pterygotus (
Erettopterus), but
Erettopterus would later be
raised to its own genus.
American paleontologist...
-
divergent and
specialized ecological roles, more
basal genera, such as
Erettopterus, were more
generalized predators. List of
eurypterid genera Timeline...
