A holomorph approach to xiphosuran evolution : a case study on the ontogeny of Euproops

Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

Standard

A holomorph approach to xiphosuran evolution : a case study on the ontogeny of Euproops. / Haug, Carolin; Van Roy, Peter; Leipner, Angelika; Funch, Peter; Rudkin, David M.; Schöllmann, Lothar; Haug, Joachim T.

In: Development, Genes and Evolution, Vol. 222, No. 5, 12.08.2012, p. 253-268.

Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

Harvard

Haug, C, Van Roy, P, Leipner, A, Funch, P, Rudkin, DM, Schöllmann, L & Haug, JT 2012, 'A holomorph approach to xiphosuran evolution : a case study on the ontogeny of Euproops', Development, Genes and Evolution, vol. 222, no. 5, pp. 253-268. https://doi.org/10.1007/s00427-012-0407-7

APA

Haug, C., Van Roy, P., Leipner, A., Funch, P., Rudkin, D. M., Schöllmann, L., & Haug, J. T. (2012). A holomorph approach to xiphosuran evolution : a case study on the ontogeny of Euproops. Development, Genes and Evolution, 222(5), 253-268. https://doi.org/10.1007/s00427-012-0407-7

CBE

Haug C, Van Roy P, Leipner A, Funch P, Rudkin DM, Schöllmann L, Haug JT. 2012. A holomorph approach to xiphosuran evolution : a case study on the ontogeny of Euproops. Development, Genes and Evolution. 222(5):253-268. https://doi.org/10.1007/s00427-012-0407-7

MLA

Vancouver

Haug C, Van Roy P, Leipner A, Funch P, Rudkin DM, Schöllmann L et al. A holomorph approach to xiphosuran evolution : a case study on the ontogeny of Euproops. Development, Genes and Evolution. 2012 Aug 12;222(5):253-268. https://doi.org/10.1007/s00427-012-0407-7

Author

Haug, Carolin ; Van Roy, Peter ; Leipner, Angelika ; Funch, Peter ; Rudkin, David M. ; Schöllmann, Lothar ; Haug, Joachim T. / A holomorph approach to xiphosuran evolution : a case study on the ontogeny of Euproops. In: Development, Genes and Evolution. 2012 ; Vol. 222, No. 5. pp. 253-268.

Bibtex

@article{240389d7ec8c4830b765883a467b5ba9,
title = "A holomorph approach to xiphosuran evolution : a case study on the ontogeny of Euproops",
abstract = "Specimens of Euproops sp. (Xiphosura, Chelicerata) from the Carboniferous Piesberg quarry near Osnabr{\"u}ck, Germany, represent a relatively complete growth series of ten stages. Based on this growth sequence, morphological changes throughout the ontogeny can be identified. The major change affects the shape of the epimera of the opisthosoma. In earlier stages they appear very spine-like, whereas in later stages the bases of these spine-like structures become broader; the broadened bases are then successively drawn out distally. In the most mature stage known the epimera are of trapezoidal shape and approach each other closely to form a complete flange around the thoracetron (= fused tergites of the opisthosoma). These ontogenetic changes question the taxonomic status of different species of Euproops, as the latter appear to correspond to different stages of the ontogenetic series reconstructed from the Piesberg specimens. This means that supposed separate species could, in fact, represent different growth stages of a single species. It could alternatively indicate that heterochrony (= evolutionary change of developmental timing) plays an important role in the evolution of Xiphosura. We propose a holomorph approach, i.e., reconstructing ontogenetic sequences for fossil and extant species as a sound basis for a taxonomic, phylogenetic and evolutionary discussion of Xiphosura.",
keywords = "Dolkhaler, fossiler, ontogeni",
author = "Carolin Haug and {Van Roy}, Peter and Angelika Leipner and Peter Funch and Rudkin, {David M.} and Lothar Sch{\"o}llmann and Haug, {Joachim T.}",
year = "2012",
month = "8",
day = "12",
doi = "10.1007/s00427-012-0407-7",
language = "English",
volume = "222",
pages = "253--268",
journal = "Development, Genes and Evolution",
issn = "0949-944X",
publisher = "Springer",
number = "5",

}

RIS

TY - JOUR

T1 - A holomorph approach to xiphosuran evolution : a case study on the ontogeny of Euproops

AU - Haug, Carolin

AU - Van Roy, Peter

AU - Leipner, Angelika

AU - Funch, Peter

AU - Rudkin, David M.

AU - Schöllmann, Lothar

AU - Haug, Joachim T.

PY - 2012/8/12

Y1 - 2012/8/12

N2 - Specimens of Euproops sp. (Xiphosura, Chelicerata) from the Carboniferous Piesberg quarry near Osnabrück, Germany, represent a relatively complete growth series of ten stages. Based on this growth sequence, morphological changes throughout the ontogeny can be identified. The major change affects the shape of the epimera of the opisthosoma. In earlier stages they appear very spine-like, whereas in later stages the bases of these spine-like structures become broader; the broadened bases are then successively drawn out distally. In the most mature stage known the epimera are of trapezoidal shape and approach each other closely to form a complete flange around the thoracetron (= fused tergites of the opisthosoma). These ontogenetic changes question the taxonomic status of different species of Euproops, as the latter appear to correspond to different stages of the ontogenetic series reconstructed from the Piesberg specimens. This means that supposed separate species could, in fact, represent different growth stages of a single species. It could alternatively indicate that heterochrony (= evolutionary change of developmental timing) plays an important role in the evolution of Xiphosura. We propose a holomorph approach, i.e., reconstructing ontogenetic sequences for fossil and extant species as a sound basis for a taxonomic, phylogenetic and evolutionary discussion of Xiphosura.

AB - Specimens of Euproops sp. (Xiphosura, Chelicerata) from the Carboniferous Piesberg quarry near Osnabrück, Germany, represent a relatively complete growth series of ten stages. Based on this growth sequence, morphological changes throughout the ontogeny can be identified. The major change affects the shape of the epimera of the opisthosoma. In earlier stages they appear very spine-like, whereas in later stages the bases of these spine-like structures become broader; the broadened bases are then successively drawn out distally. In the most mature stage known the epimera are of trapezoidal shape and approach each other closely to form a complete flange around the thoracetron (= fused tergites of the opisthosoma). These ontogenetic changes question the taxonomic status of different species of Euproops, as the latter appear to correspond to different stages of the ontogenetic series reconstructed from the Piesberg specimens. This means that supposed separate species could, in fact, represent different growth stages of a single species. It could alternatively indicate that heterochrony (= evolutionary change of developmental timing) plays an important role in the evolution of Xiphosura. We propose a holomorph approach, i.e., reconstructing ontogenetic sequences for fossil and extant species as a sound basis for a taxonomic, phylogenetic and evolutionary discussion of Xiphosura.

KW - Dolkhaler

KW - fossiler

KW - ontogeni

U2 - 10.1007/s00427-012-0407-7

DO - 10.1007/s00427-012-0407-7

M3 - Journal article

C2 - 22915218

VL - 222

SP - 253

EP - 268

JO - Development, Genes and Evolution

JF - Development, Genes and Evolution

SN - 0949-944X

IS - 5

ER -