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Taxon:
Genus †
Pikaia
Walcott, 1911
(invertebrate)
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Entity:
Chordata (Phylum) - chordates
..[Acrania] (Subphylum)
..[Acraniata] (Subphylum)
..[Agnatha] (Subphylum)
..[†Arthrodira] (Class) - arthrodires
..[†Calcichordata] (Subphylum)
..Cephalochordata (Subphylum) - lancelets
..[Cephalochordata] - cephalochordates
..[†Conodonta] (Subphylum)
..Conodontophorida (Subphylum)
..[Craniata] (Subphylum)
..[Craniota]
..[Gnathostomata] (Subphylum)
..[Hemichordata] (Subphylum)
..[Marsipobranchii] (Class)
..[Myxini] (Subphylum)
..[Olfactores] ([unranked])
..[†Ostracophori] (Class)
..[Pisces] (Class)
..[Tunicata] (Subphylum) - tunicates
..[Tunicata] (Class)
..Urochordata (Subphylum) - tunicates
..Vertebrata (Subphylum) - vertebrates
..†Pikaia (Genus)
....†Pikaia gracilens (Species)
Authorship
Original name
:
Walcott, 1911. Smithson. misc. Coll., 57, (Quart. Issue X) no. 2014: 131, 132.
©2004-2024 Universal Taxonomic Services
Last updated:
1 Feb 2024