subphylum

(redirected from subphyla)
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sub·phy·lum

 (sŭb′fī′ləm)
n. pl. sub·phy·la (-lə)
A taxonomic category of related organisms ranking below a phylum and above a class.

subphylum

(sʌbˈfaɪləm)
n, pl -la (-lə)
(Biology) biology a taxonomic group that is a subdivision of a phylum
subˈphylar adj

sub•phy•lum

(sʌbˈfaɪ ləm)

n., pl. -la (-lə). Biol.
a category of related classes within a phylum.
[1930–35]
sub•phy′lar, adj.

sub·phy·lum

(sŭb′fī′ləm)
Plural subphyla
A subdivision of a phylum of organisms. A subphylum contains one or more classes.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.subphylum - (biology) a taxonomic group ranking between a phylum and a class
biological science, biology - the science that studies living organisms
taxon, taxonomic category, taxonomic group - animal or plant group having natural relations
phylum - (biology) the major taxonomic group of animals and plants; contains classes
References in periodicals archive ?
Among the echinoderms, members of the subphyla Echinozoa (sea urchins and sea cucumbers) express the major yolk protein (MYP) but not vitellogenin (Vtg), while an initial report has documented that two Asterozoa (sea stars) express a vitellogenin.
These ancestral states cover Arthropoda, Chordata, Hemichordata, Echinodermata, and two subphyla in Chordata--Tunicata (sea squirt) and Cephalochordata (amphioxus).
The Phylum Chordata comprises three Subphyla: Urochordata, Cephalochordata, and Vertebrata.