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Habeliida is an
order of
extinct arthropods that
existed during the
middle Cambrian. It is
divided into two families,
Habeliidae (monotypic, containing...
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Kiisortoqia †
Kylinxia †
Megacheira † (possibly paraphyletic)
Chelicerata Habeliida †
Pycnogonida Megacheira? †
Dibasterium †
Offacolidae †
Prosomapoda "Synziphosurina"...
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Eukaryota Kingdom:
Animalia Phylum:
Arthropoda Subphylum:
Chelicerata Order: †
Habeliida Family: †Sanctacarididae Genus: †Sanctacaris
Briggs & Collins, 1988 Species:...
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previously enigmatic, a 2017
redescription found that it
formed a
clade (
Habeliida) with Sanctacaris, Utahcaris,
Wisangocaris and
Messorocaris as a stem-group...
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Mandibulata by the mid-Cambrian, as
evidenced by stem-group
chelicerates like
Habeliida and
Mollisonia present by this time. The
surviving marine species include...
- †Mollisoniida
Order †Bradoriida
Order †Burgessiida
Order †Fuxian****ida
Order †
Habeliida Order †Leanchoiliida
Order †Yohoiida
Order †Acercostraca
Order †Marrellida...
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previously enigmatic, a 2017
redescription found that
Habelia formed a
clade (
Habeliida) with Sanctacaris, Utahcaris,
Wisangocaris and
Messorocaris as a stem-group...
- to be
plesiomorphic (observable in the ****tive stem-chelicerate
taxon Habeliida) and lost
within the
prosomapod clade.
Offacolus was
originally described...
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Eukaryota Kingdom:
Animalia Phylum:
Arthropoda Subphylum:
Chelicerata Order: †
Habeliida Family: †Sanctacarididae Genus: †Wisangocaris Species: †W. barbarahardyae...
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basal chelicerate,
closer to
crown group Chelicerata than
members of
Habeliida. It is
suggested to be
closely related to Corcorania, Urokodia, and Thelxiope...
