- In biology, a
phylum (/ˈfaɪləm/; pl.: phyla) is a
level of
classification or
taxonomic rank
below kingdom and
above class. Traditionally, in
botany the...
- The
Bilateria has
traditionally been
divided into two main
lineages or
superphyla. The
deuterostomes traditionally include the echinoderms, hemichordates...
-
bilaterally symmetric body plan. The vast
majority belong to two
large superphyla: the protostomes,
which includes organisms such as the arthropods, molluscs...
-
phyla consistently cluster together and are
referred to as
supergroups or
superphyla. In some instances,
bacterial clades clearly consistently cluster together...
-
Animalia Subkingdom:
Eumetazoa Clade:
ParaHoxozoa Clade:
Bilateria Clade:
Nephrozoa (unranked):
Protostomia Grobben, 1908
Superphyla Ecdysozoa Spiralia...
-
molecular data (mostly 18S rRNA sequences),
divides Bilateria into four
superphyla: Deuterostomia, Ecdysozoa, Lophotrochozoa, and
Platyzoa (sometimes included...
- biodiversity,
including the
first appearance of some
extant infrakingdoms/
superphyla such as
cnidarians and bilaterians. Many of the
Avalon explosion animals...
- 18 S rRNA gene
provides information on
relationships among phyla and
superphyla,
while the ITS2, and the 18S
ribosomal RNA and 28S
ribosomal RNA genes...
-
Ecdysozoa (/ˌɛkdɪsoʊˈzoʊə/) is a
group of
protostome animals,
including Arthropoda (insects,
chelicerata (including arachnids), crustaceans, and myriapods)...
-
Deuterostomes (from Gr****: lit. 'mouth second') are
bilaterian animals of the
superphylum Deuterostomia (/ˌdjuːtərəˈstoʊmi.ə/),
typically characterized...
