Project 2695: J. F. Hoyal Cuthill, J. Han. 2018. Cambrian petalonamid Stromatoveris phylogenetically links Ediacaran biota to later animals. Palaeontology. 61 (6):813-823.
Abstract
Macro‐organisms of the Ediacaran period (635–541 Ma) were large and morphologically complex, with some living in aphotic habitats, presenting the possibility that they were early animals. However, ‘bizarre’ Ediacaran morphologies and mouldic preservation have frustrated comparison to later taxa. Consequently, both the positions of Ediacaran biota in the tree of life and the origins of the Metazoa have remained disputed. Here we provide phylogenetic evidence to identify Ediacaran macro‐biota as animals, based on 206 new fossils of Stromatoveris psygmoglena from the lower Cambrian Chengjiang Lagerstätte. Exceptionally preserved soft‐tissue anatomy shows that Stromatoveris was a soft‐bodied, radially symmetric animal with multiple, sub‐branched petaloids and a differentiated holdfast. Photo‐referenced morphological character analysis enables phylogenetic reconstruction of a monophyletic clade designated Petalonamae, that unites Stromatoveris with iconic Ediacaran genera (Rangea, Pteridinium, Ernietta, Swartpuntia, Arborea, Pambikalbae and Dickinsonia) and is placed as sister‐group to the Eumetazoa. Therefore, based on phylogenetic bracketing within the Metazoa, the Ediacaran petalonamids are established as animals. From these findings, it follows that petalonamids remained an important component of Cambrian marine ecosystems and that the metazoan radiation can be dated to a minimum age of between 558 and 571 myr.Read the article »
Article DOI: 10.1111/pala.12393
Project DOI: 10.7934/P2695, http://dx.doi.org/10.7934/P2695
This project contains | Matrices |
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Download Project SDD File | Total scored cells: 737 Total media associated with cells: 626 Total labels associated with cell media: 643 |
Characters | |
Total characters: 42 Total characters with associated media: 0 Total characters with media with labels: 0 Total character states: 85 Total character states with associated media: 0 Total character states with media with labels:0 Total unordered/ordered characters:41/1 |
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MorphoBank Project 2695
MorphoBank Project 2695
- Creation Date:
30 May 2017 - Publication Date:
05 August 2018 - Project views: 99902
- Media downloads: 181
- Matrix downloads: 47
Authors' Institutions
- Northwest University
- University of Cambridge
- Tokyo Institute of Technology
Members
member name | taxa | specimens | media | media notes | chars | character
| cell scorings (scored, NPA, "-") | cell
| rules | ||||||||||||||
Jennifer Hoyal Cuthill Project Administrator | 19 | 71 | 94 | 57 | 42 | 0 | 35 | 0 | 0 | 737 (724, 0, 13) | 0 | 161 | 626 | 643 | 0 | ||||||||
Seth Kaufman | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 (0, 0, 0) | 0 | 0 | 0 | 0 | 0 |
Taxonomic Overview for Matrix 'M24692' (19 Taxa)
taxon | unscored cells |
scored cells |
no cell support |
NPA cells |
"-" cells | cell images | labels on cell images |
member access |
[1] † Rangea Last Modified in 05/30/17 | 5 | 37 | 1 | 0 | 0 | 46 | 48 | 1 |
[2] † Stromatoveris Last Modified in 06/02/17 | 3 | 39 | 0 | 0 | 0 | 48 | 49 | 1 |
[3] † Pteridinium Last Modified in 09/04/17 | 7 | 35 | 0 | 0 | 0 | 47 | 50 | 1 |
[4] † Arborea Last Modified in 06/02/17 | 7 | 35 | 0 | 0 | 0 | 45 | 48 | 1 |
[5] † Pambikalbae Last Modified in 06/02/17 | 8 | 34 | 0 | 0 | 0 | 44 | 47 | 1 |
[6] † Swartpuntia Last Modified in 06/02/17 | 8 | 34 | 0 | 0 | 0 | 42 | 45 | 1 |
[7] † Dickinsonia Last Modified in 09/04/17 | 6 | 36 | 0 | 0 | 0 | 50 | 51 | 1 |
[8] † Ernietta Last Modified in 06/02/17 | 8 | 34 | 0 | 0 | 0 | 46 | 48 | 1 |
[9] † Palaeopascichnus Last Modified in 09/11/17 | 1 | 40 | 33 | 0 | 1 | 0 | 0 | 1 |
[10] † Bosworthia Last Modified in 08/28/17 | 0 | 41 | 36 | 0 | 1 | 0 | 0 | 1 |
[11] Rhizocarpon Last Modified in 08/29/17 | 0 | 40 | 0 | 0 | 2 | 42 | 43 | 1 |
[12] † Thectardis Last Modified in 06/02/17 | 6 | 33 | 0 | 0 | 3 | 42 | 42 | 1 |
[13] † Leptomitus Last Modified in 09/04/17 | 1 | 38 | 0 | 0 | 3 | 42 | 42 | 1 |
[14] † Galeactena Last Modified in 08/08/17 | 1 | 41 | 0 | 0 | 0 | 42 | 45 | 1 |
[15] Trichoplax Last Modified in 08/29/17 | 0 | 39 | 0 | 0 | 3 | 46 | 37 | 1 |
[16] Fungia Last Modified in 09/04/17 | 0 | 42 | 0 | 0 | 0 | 44 | 48 | 1 |
[17] Pennatula Last Modified in 11/22/17 | 0 | 42 | 29 | 0 | 0 | 0 | 0 | 1 |
[18] Spinther Last Modified in 08/29/17 | 0 | 42 | 29 | 0 | 0 | 0 | 0 | 1 |
[19] † Pikaia Last Modified in 08/31/17 | 0 | 42 | 27 | 0 | 0 | 0 | 0 | 1 |
Project views
type | number of views | Individual items viewed (where applicable) |
Total project views | 99902 | |
Project overview | 2758 | |
Media views | 44781 | Media search (4010 views); M451554 (483 views); M451970 (391 views); M452132 (365 views); M452103 (372 views); M461884 (411 views); M452128 (362 views); M452114 (433 views); M452107 (388 views); M452104 (420 views); M451575 (454 views); M452113 (440 views); M451573 (470 views); M451948 (416 views); M452118 (372 views); M451644 (473 views); M451963 (420 views); M451582 (475 views); M451643 (452 views); M451599 (431 views); M451600 (441 views); M452134 (351 views); M452119 (357 views); M452121 (372 views); M452139 (532 views); M451569 (516 views); M452129 (546 views); M451591 (441 views); M452106 (368 views); M451574 (452 views); M452127 (350 views); M452577 (480 views); M451603 (568 views); M451577 (467 views); M462095 (495 views); M451576 (656 views); M452140 (483 views); M451580 (477 views); M584538 (404 views); M451590 (470 views); M451586 (488 views); M451549 (519 views); M451766 (494 views); M451566 (462 views); M452117 (351 views); M451964 (389 views); M451572 (694 views); M461885 (372 views); M451583 (431 views); M451578 (443 views); M451598 (467 views); M452105 (364 views); M451642 (439 views); M451551 (494 views); M451961 (407 views); M451966 (407 views); M452126 (370 views); M451579 (475 views); M452111 (377 views); M452123 (468 views); M451592 (439 views); M451962 (381 views); M584537 (375 views); M452293 (352 views); M451553 (474 views); M451581 (484 views); M451663 (453 views); M461886 (370 views); M451952 (459 views); M451565 (479 views); M452112 (355 views); M452131 (411 views); M452130 (358 views); M452108 (357 views); M461887 (366 views); M451954 (416 views); M452595 (457 views); M452292 (404 views); M451664 (450 views); M452133 (358 views); M452116 (344 views); M451589 (444 views); M451570 (462 views); M451645 (450 views); M452109 (415 views); M451550 (656 views); M452120 (372 views); M451947 (428 views); M451601 (464 views); M452122 (365 views); M451968 (372 views); M452135 (350 views); M451588 (474 views); M452115 (358 views); M451567 (454 views); |
Matrix views | 1546 | Matrix landing page (1303 views); Petalonamae morphological character matrix (243 views); |
Taxon list | 6788 | |
Specimen list | 31456 | |
Views for media list | 3991 | |
Bibliography | 8565 | |
Documents list | 17 |
Project downloads
type | number of downloads | Individual items downloaded (where applicable) |
Total downloads from project | 541 | |
Project downloads | 313 | |
Media downloads | 181 | M451549 (8 downloads); M451588 (4 downloads); M451601 (2 downloads); M451565 (3 downloads); M451573 (3 downloads); M451550 (4 downloads); M451569 (7 downloads); M584538 (3 downloads); M451948 (2 downloads); M451947 (3 downloads); M451570 (5 downloads); M451642 (5 downloads); M451645 (5 downloads); M451663 (5 downloads); M451664 (4 downloads); M452111 (5 downloads); M452112 (4 downloads); M452113 (7 downloads); M452114 (4 downloads); M452292 (4 downloads); M451644 (2 downloads); M461884 (3 downloads); M461885 (2 downloads); M451551 (2 downloads); M451553 (2 downloads); M451554 (2 downloads); M451566 (2 downloads); M451567 (2 downloads); M451572 (3 downloads); M451574 (2 downloads); M451575 (2 downloads); M451576 (2 downloads); M451578 (2 downloads); M451579 (2 downloads); M451580 (2 downloads); M451581 (3 downloads); M451577 (1 download); M451582 (1 download); M451583 (1 download); M451586 (1 download); M451589 (1 download); M451590 (1 download); M451591 (1 download); M451592 (1 download); M451598 (1 download); M451599 (1 download); M451600 (1 download); M451603 (1 download); M451643 (1 download); M451766 (1 download); M451952 (1 download); M451954 (1 download); M451961 (1 download); M451962 (1 download); M451963 (1 download); M451964 (1 download); M451966 (1 download); M451968 (1 download); M451970 (1 download); M452103 (1 download); M452104 (1 download); M452105 (1 download); M452106 (1 download); M452107 (1 download); M452108 (1 download); M452109 (1 download); M452115 (1 download); M452116 (1 download); M452117 (1 download); M452118 (1 download); M452119 (1 download); M452120 (1 download); M452121 (1 download); M452122 (1 download); M452123 (1 download); M452126 (1 download); M452127 (1 download); M452128 (1 download); M452129 (1 download); M452130 (1 download); M584537 (1 download); M452131 (1 download); M452132 (1 download); M452133 (1 download); M452134 (1 download); M452135 (1 download); M452139 (1 download); M452140 (2 downloads); M452577 (1 download); M461886 (1 download); M461887 (1 download); M462095 (1 download); M452293 (1 download); M452595 (1 download); |
Matrix downloads | 47 | Petalonamae morphological character matrix (47 downloads); |