Of Necks, Trunks and Tails: Axial Skeletal Diversity among Vertebrates

The axial skeleton of all vertebrates is composed of individual units known as vertebrae. Each vertebra has individual anatomical attributes, yet they can be classified in five different groups, namely cervical, thoracic, lumbar, sacral and caudal, according to shared characteristics and their assoc...

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Main Author: Moisés Mallo
Format: Article
Language:English
Published: MDPI AG 2021-06-01
Series:Diversity
Subjects:
Online Access:https://www.mdpi.com/1424-2818/13/7/289
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author Moisés Mallo
author_facet Moisés Mallo
author_sort Moisés Mallo
collection DOAJ
description The axial skeleton of all vertebrates is composed of individual units known as vertebrae. Each vertebra has individual anatomical attributes, yet they can be classified in five different groups, namely cervical, thoracic, lumbar, sacral and caudal, according to shared characteristics and their association with specific body areas. Variations in vertebral number, size, morphological features and their distribution amongst the different regions of the vertebral column are a major source of the anatomical diversity observed among vertebrates. In this review I will discuss the impact of those variations on the anatomy of different vertebrate species and provide insights into the genetic origin of some remarkable morphological traits that often serve to classify phylogenetic branches or individual species, like the long trunks of snakes or the long necks of giraffes.
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spelling doaj.art-4276e31c4cc540eaaf75c02591a07e532023-11-22T01:35:44ZengMDPI AGDiversity1424-28182021-06-0113728910.3390/d13070289Of Necks, Trunks and Tails: Axial Skeletal Diversity among VertebratesMoisés Mallo0Instituto Gulbenkian de Ciência, Rua da Quinta Grande 6, 2780-156 Oeiras, PortugalThe axial skeleton of all vertebrates is composed of individual units known as vertebrae. Each vertebra has individual anatomical attributes, yet they can be classified in five different groups, namely cervical, thoracic, lumbar, sacral and caudal, according to shared characteristics and their association with specific body areas. Variations in vertebral number, size, morphological features and their distribution amongst the different regions of the vertebral column are a major source of the anatomical diversity observed among vertebrates. In this review I will discuss the impact of those variations on the anatomy of different vertebrate species and provide insights into the genetic origin of some remarkable morphological traits that often serve to classify phylogenetic branches or individual species, like the long trunks of snakes or the long necks of giraffes.https://www.mdpi.com/1424-2818/13/7/289axial skeletonvertebratesevolutionpatterningbody plananatomical diversity
spellingShingle Moisés Mallo
Of Necks, Trunks and Tails: Axial Skeletal Diversity among Vertebrates
Diversity
axial skeleton
vertebrates
evolution
patterning
body plan
anatomical diversity
title Of Necks, Trunks and Tails: Axial Skeletal Diversity among Vertebrates
title_full Of Necks, Trunks and Tails: Axial Skeletal Diversity among Vertebrates
title_fullStr Of Necks, Trunks and Tails: Axial Skeletal Diversity among Vertebrates
title_full_unstemmed Of Necks, Trunks and Tails: Axial Skeletal Diversity among Vertebrates
title_short Of Necks, Trunks and Tails: Axial Skeletal Diversity among Vertebrates
title_sort of necks trunks and tails axial skeletal diversity among vertebrates
topic axial skeleton
vertebrates
evolution
patterning
body plan
anatomical diversity
url https://www.mdpi.com/1424-2818/13/7/289
work_keys_str_mv AT moisesmallo ofneckstrunksandtailsaxialskeletaldiversityamongvertebrates