-
aquatic arthropods. They were
members of the
superfamily Mycteropoidea.
Hibbertopterids were large,
broad and
heavy animals unlike virtually every other group...
- sometimes, and
often historically,
treated as
distinct genera, the
hibbertopterid eurypterids Cyrtoctenus and
Dunsopterus have been
suggested to represent...
- fish) in both
North America and Europe.
Stylonurines of the
surviving hibbertopterid and
mycteroptid families completely avoided competition with fish by...
-
Arthropleura was 1.8
metres (5.9 ft) long, and the
semiterrestrial Hibbertopterid eurypterids were
perhaps as large, and some
scorpions reached 50 or...
- "curved", and κεφαλή (kephalē),
meaning "head". It was a
member of the
hibbertopterid family of
eurypterids and
probably looked much the same as the other...
-
articulated specimens and
isolated fragments A m****ive semi-terrestrial
hibbertopterid eurypterid, with a
carapace up to 65 cm (26 inches) in diameter. Some...
- mycteroptids,
appendages II and III were used for prey capture,
whilst hibbertopterids also used
appendage IV,
while also
retaining its use as a leg for walking...
-
sometimes classified as an
order separate from
Eurypterida itself, the
hibbertopterids are
clearly recovered as
stylonurine eurypterids in the
latest analyses...
-
similar to its
relatives within the
hibbertopterid family,
Hibbertopterus and Campylocephalus. The
hibbertopterids were
large eurypterids with
broad heads...
- Eurypterus.
Adelophthalmus perornatus Peach 1882
Uncertain Possible hibbertopterid affinities ? cm Viséan (Carboniferous)
Originally described as the type...
