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A metameric origin for the annelid pygidium? / Starunov, V.V.; Dray, N.; Belikova, E.V.; Kerner, P.; Vervoort, M.; Balavoine, G.

In: BMC Evolutionary Biology, Vol. 15, No. 25, 2015, p. 1-17.

Research output: Contribution to journal › Article

Harvard

Starunov, VV, Dray, N, Belikova, EV, Kerner, P, Vervoort, M & Balavoine, G 2015, 'A metameric origin for the annelid pygidium?', BMC Evolutionary Biology, vol. 15, no. 25, pp. 1-17. https://doi.org/10.1186/s12862-015-0299-z

APA

Starunov, V. V., Dray, N., Belikova, E. V., Kerner, P., Vervoort, M., & Balavoine, G. (2015). A metameric origin for the annelid pygidium? BMC Evolutionary Biology, 15(25), 1-17. https://doi.org/10.1186/s12862-015-0299-z

Vancouver

Starunov VV, Dray N, Belikova EV, Kerner P, Vervoort M, Balavoine G. A metameric origin for the annelid pygidium? BMC Evolutionary Biology. 2015;15(25):1-17. https://doi.org/10.1186/s12862-015-0299-z

Author

Starunov, V.V. ; Dray, N. ; Belikova, E.V. ; Kerner, P. ; Vervoort, M. ; Balavoine, G. / A metameric origin for the annelid pygidium?. In: BMC Evolutionary Biology. 2015 ; Vol. 15, No. 25. pp. 1-17.

BibTeX

@article{6e29c610828747dd8dd7118f580d8c18,
title = "A metameric origin for the annelid pygidium?",
abstract = "Background Segmented body organizations are widely represented in the animal kingdom. Whether the last common bilaterian ancestor was already segmented is intensely debated. Some annelids, despite their broad morphological diversity, are among the most homonomous metameric animals. The front end (prostomium) and tail piece pygidium) of annelids are classically described as non-segmental. However, the pygidium structure and development remain poorly studied. Results Using different methods of microscopy, immunolabelling and a number of molecular markers, we describe the neural and mesodermal structures of the pygidium of Platynereis dumerilii. We establish that the pygidium possesses a complicated nervous system with a nerve ring and a pair of sensory ganglia, a complex intrinsic musculature, a large terminal circular blood sinus and an unusual unpaired torus shaped coelomic cavity. We also describe some earlier steps of pygidial development and pygidial structure of mature animals after epitokous transformati",
keywords = "Polychaeta, pygidium, segmentation, origin of metamerism, cyclomeric theory, colonial theory, Platynereis dumerilii",
author = "V.V. Starunov and N. Dray and E.V. Belikova and P. Kerner and M. Vervoort and G. Balavoine",
year = "2015",
doi = "10.1186/s12862-015-0299-z",
language = "English",
volume = "15",
pages = "1--17",
journal = "BMC Ecology and Evolution",
issn = "1471-2148",
publisher = "BioMed Central Ltd.",
number = "25",

}

RIS

TY - JOUR

T1 - A metameric origin for the annelid pygidium?

AU - Starunov, V.V.

AU - Dray, N.

AU - Belikova, E.V.

AU - Kerner, P.

AU - Vervoort, M.

AU - Balavoine, G.

PY - 2015

Y1 - 2015

N2 - Background Segmented body organizations are widely represented in the animal kingdom. Whether the last common bilaterian ancestor was already segmented is intensely debated. Some annelids, despite their broad morphological diversity, are among the most homonomous metameric animals. The front end (prostomium) and tail piece pygidium) of annelids are classically described as non-segmental. However, the pygidium structure and development remain poorly studied. Results Using different methods of microscopy, immunolabelling and a number of molecular markers, we describe the neural and mesodermal structures of the pygidium of Platynereis dumerilii. We establish that the pygidium possesses a complicated nervous system with a nerve ring and a pair of sensory ganglia, a complex intrinsic musculature, a large terminal circular blood sinus and an unusual unpaired torus shaped coelomic cavity. We also describe some earlier steps of pygidial development and pygidial structure of mature animals after epitokous transformati

AB - Background Segmented body organizations are widely represented in the animal kingdom. Whether the last common bilaterian ancestor was already segmented is intensely debated. Some annelids, despite their broad morphological diversity, are among the most homonomous metameric animals. The front end (prostomium) and tail piece pygidium) of annelids are classically described as non-segmental. However, the pygidium structure and development remain poorly studied. Results Using different methods of microscopy, immunolabelling and a number of molecular markers, we describe the neural and mesodermal structures of the pygidium of Platynereis dumerilii. We establish that the pygidium possesses a complicated nervous system with a nerve ring and a pair of sensory ganglia, a complex intrinsic musculature, a large terminal circular blood sinus and an unusual unpaired torus shaped coelomic cavity. We also describe some earlier steps of pygidial development and pygidial structure of mature animals after epitokous transformati

KW - Polychaeta

KW - pygidium

KW - segmentation

KW - origin of metamerism

KW - cyclomeric theory

KW - colonial theory

KW - Platynereis dumerilii

U2 - 10.1186/s12862-015-0299-z

DO - 10.1186/s12862-015-0299-z

M3 - Article

VL - 15

SP - 1

EP - 17

JO - BMC Ecology and Evolution

JF - BMC Ecology and Evolution

SN - 1471-2148

IS - 25

ER -

ID: 3923483