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Cephalochordata

Overview page. Subjects: Biological Sciences — Earth Sciences and Geography.

; phylum Chordata)

A subphylum that contains only Branchiostoma lanceolata (amphioxus, or lancelet), probably the most primitive of living chordates, although some soft-bodied...

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<i>Phylum</i> Cephalochordata

Claus Nielsen.

in Animal Evolution

December 2011; p ublished online December 2013 .

Chapter. Subjects: Evolutionary Biology. 4614 words.

The Cephalochordata, or lancelets, is comprised of only about thirty species representing two families, making it one of the smallest phyla in the animal kingdom. All cephalochordates are...

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Cephalochordata

Overview page. Subjects: Biological Sciences — Earth Sciences and Geography.

; phylum Chordata)

A subphylum that contains only Branchiostoma lanceolata (amphioxus, or lancelet), probably the most primitive of living chordates, although some soft-bodied...

See overview in Oxford Index

Cephalochordata

Elizabeth Martin and Robert Hine.

in A Dictionary of Biology

January 2008; p ublished online January 2008 .

Reference Entry. Subjects: Biological Sciences. 72 words.

A subphylum or phylum of chordates that contains only the lancelets, a group of small invertebrate marine fishlike animals. There

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Cephalochordata

Edited by Robert Hine and Elizabeth Martin.

in A Dictionary of Biology

June 2016; p ublished online September 2015 .

Reference Entry. Subjects: Biological Sciences. 91 words.

A subphylum or phylum of chordates that contains only the lancelets, a group of small invertebrate marine fishlike animals. There

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Cephalochordata

Edited by MICHAEL ALLABY.

in A Dictionary of Earth Sciences

January 2008; p ublished online January 2008 .

Reference Entry. Subjects: Earth Sciences and Geography. 50 words.

Subphylum of Chordata, containing only Amphioxus (lancelet), probably the most primitive of living chordates, although some soft-bodied Cambrian fossils

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Cephalochordata

Michael Allaby.

in A Dictionary of Geology and Earth Sciences

January 2013; p ublished online September 2013 .

Reference Entry. Subjects: Earth Sciences and Geography. 55 words.

Subphylum of *Chordata, containing only Amphioxus (lancelet), probably the most primitive of living chordates, although some soft-bodied *Cambrian...

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Cephalochordata

Michael Allaby.

in A Dictionary of Zoology

January 2009; p ublished online January 2009 .

Reference Entry. Subjects: Zoology and Animal Sciences. 38 words.

A subphylum that contains only Branchiostoma lanceolata (amphioxus, or lancelet), probably the most primitive of living chordates, although some soft-bodied

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Cephalochordata

Edited by Michael Allaby.

in A Dictionary of Zoology

January 2014; p ublished online May 2014 .

Reference Entry. Subjects: Zoology and Animal Sciences. 36 words.

A subphylum that contains only Branchiostoma lanceolata (amphioxus, or lancelet), probably the most primitive of living chordates, although some soft-bodied

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Cephalochordata

Elizabeth Martin.

in The New Oxford Dictionary for Scientific Writers and Editors

January 2009; p ublished online January 2009 .

Reference Entry. Subjects: Language Reference. 22 words.

(cap. C) A subphylum of invertebrate chordate animals including *amphioxus. Former name: Acrania. Individual name and adjectival form:

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Acrania (Cephalochordata)

Thurston Lacalli and Thomas Stach.

in Structure and Evolution of Invertebrate Nervous Systems

December 2015; p ublished online March 2016 .

Chapter. Subjects: Zoology and Animal Sciences. 7619 words.

This chapter provides an overview and update of the 2005 review of CNS organization in the lancelet (amphioxus) by Wicht and Lacalli (Can. J. Zool. 83: 122–150). While interesting in its...

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amphioxus

Overview page. Subjects: Biological Sciences.

Another name for the lancelet: see Cephalochordata.

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amphioxus

Elizabeth Martin and Robert Hine.

in A Dictionary of Biology

January 2008; p ublished online January 2008 .

Reference Entry. Subjects: Biological Sciences. 8 words.

Another name for the lancelet: see Cephalochordata.

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amphioxus

Edited by Robert Hine and Elizabeth Martin.

in A Dictionary of Biology

June 2016; p ublished online September 2015 .

Reference Entry. Subjects: Biological Sciences. 8 words.

Another name for the lancelet: see cephalochordata.

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Acrania

Elizabeth Martin.

in The New Oxford Dictionary for Scientific Writers and Editors

January 2009; p ublished online January 2009 .

Reference Entry. Subjects: Language Reference. 7 words.

An obsolete name for the *Cephalochordata.

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atrium

Edited by Michael Allaby.

in A Dictionary of Zoology

January 2014; p ublished online May 2014 .

Reference Entry. Subjects: Zoology and Animal Sciences. 35 words.

1. In *Urochordata and *Cephalochordata, a chamber surrounding the pharyngeal region which receives water from the

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oligolecithal

Edited by Michael Allaby.

in A Dictionary of Zoology

January 2014; p ublished online May 2014 .

Reference Entry. Subjects: Zoology and Animal Sciences. 20 words.

Applied to an egg that has a little yolk, typical of *Cephalochordata. Compare macrolecithal; mesolecithal. See

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oligolecithal

Overview page. Subjects: Zoology and Animal Sciences.

Applied to an egg that has a little yolk, typical of Cephalochordata. Compare macrolecithal; mesolecithal. See also isolecithal; telolecithal.

See overview in Oxford Index

Branchiostoma

Robert C. King, William D. Stansfield and Pamela K. Mulligan.

in A Dictionary of Genetics

January 2007; p ublished online January 2007 .

Reference Entry. Subjects: Genetics and Genomics. 24 words.

a genus of lancelets, commonly called Amphioxus. Branchiostoma lanceolatum is the sole living representative of the Cephalochordata. See Classification,

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<i>Branchiostoma</i>

Robert C. King, Pamela K. Mulligan and William D. Stansfield.

in A Dictionary of Genetics

January 2013; p ublished online January 2014 .

Reference Entry. Subjects: Genetics and Genomics. 25 words.

a genus of lancelets, commonly called Amphioxus. Branchiostoma lanceolatum is the sole living representative of the Cephalochordata. See Appendix A

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oligolecithal

Michael Allaby.

in A Dictionary of Zoology

January 2009; p ublished online January 2009 .

Reference Entry. Subjects: Zoology and Animal Sciences. 20 words.

Applied to an egg that has a little yolk, typical of Cephalochordata. Compare macrolecithal; mesolecithal. See also

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