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Surusicaris is an
extinct genus of
bivalved arthropod,
known from the
Cambrian Burgess Shale of
British Columbia, Canada. It is
considered to be closely...
- invertebrates.
Diagram of
Surusicaris Diagram of
Isoxys curvirostratus The holotype, and only
known fossil, of
Surusicaris Fossil of
Isoxys acutangulus...
- limbs. It is one of two
genera within the
family Isoxyidae,
alongside Surusicaris.
Cladogram after Zhang et al. 2023: A
close relationship to the bivalved...
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Erratus was a
basal arthropod,
branched before isoxyids (Isoxys and
Surusicaris) and
other euarthropods (hymenocarines, fuxian****ids, megacheirans, trilobites...
-
Erratus Isoxys Surusicaris...
-
restoration of
Kylinxia zhangi, a
basal deuteropod Life
restoration of
Surusicaris, a
likely basal deuteropod Scientific classification Domain: Eukaryota...
- are
homologous to the
great appendages of
radiodonts and megacheirans.
Surusicaris Arthropoda Family Isoxyidae Marble Canyon A
close relative of Isoxys...
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nereidis Pakucaris apatis Balhuticaris voltae Tuzoia cf.
burgessensis Surusicaris elegans Yawunik kootenayi (178
specimens as 2020)
Alalcomenaeus sp. Mollisonia...
-
invertebrate species (Herpetogaster, Orthrozanclus, Siphusauctum, Yawunik, and
Surusicaris) as well as
poorly known invertebrate species (Hurdia and Spartobranchus)...
-
other arthropods like the
megacheiran genus Yawunik, the
isoxyid genus Surusicaris, and the
basal chelicerate Mollisonia plenovenatrix.
Worms have also...
