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Ecdysozoa (/ˌɛkdɪsoʊˈzoʊə/) is a
group of
protostome animals,
including Arthropoda (insects,
chelicerata (including arachnids), crustaceans, and myriapods)...
- to ca. 73,000
deuterostome species.
Protostomes are
divided into the
Ecdysozoa (e.g. arthropods, nematodes) and the
Spiralia (e.g. molluscs, annelids...
- mammals. The
deuterostomes also
include the
Hemichordata (acorn worms). The
Ecdysozoa are protostomes,
named after their shared trait of ecdysis,
growth by...
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taxonomists now
recognize at
least two more
superphyla among the protostomes,
Ecdysozoa (molting animals) and Spiralia. The
arrow worms (Chaetognatha) have proven...
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arthropods with
cycloneuralians (or
their constituent clades) in a
superphylum Ecdysozoa. Overall, however, the
basal relationships of
animals are not yet well...
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Animalia Subkingdom Eumetazoa (unranked)
Bilateria (unranked)
Protostomia Superphylum Ecdysozoa Chelicerata Mandibulata italic are
paraphyletic groups...
-
Animals are
multicellular eukaryotic organisms in the
biological kingdom Animalia. With few exceptions,
animals consume organic material,
breathe oxygen...
- nematomorphs, loriciferans,
kinorhynchas & priapulids),
grouped together as
Ecdysozoa.
While annelids are
placed among the
Spiralia (making them more closely...
- rRNA sequences),
divides Bilateria into four superphyla: Deuterostomia,
Ecdysozoa, Lophotrochozoa, and
Platyzoa (sometimes
included in Lophotrochozoa)....
-
aflagellate sperm, and a
cuticle made of collagen. Its
position within Ecdysozoa is uncontroversial, but the
identity of
their closest relatives has been...
