File:Astrosombra rammsteinensis (10.7717-peerj.8008) Figure 4.png

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English: Figure 4: Astrosombra rammsteinensis gen. et sp. nov., dissociated lateral arm plates from the upper lower Maastrichtian of Rügen, Germany.
MnhnL OPH083 (holotype) in dorsal (A) and ventral (B) views, with details of distal (originally ventral) (C) and proximal (originally dorsal) (D) arm spine articulations, and with detail of inner side (E). MnhnL OPH084 (paratype) in dorsal (F) and ventral (G) views, with detail of spine articulations (H). MnhnL OPH085 (paratype) in dorsal (I) and ventral (J) views, with detail of inner side (K). Dissociated proximal lateral arm plate of Amphilimna olivacea, Recent, in external (L) and internal (M) views, modified from Thuy et al. (2014). Dissociated proximal lateral arm plate of Amphilimna intersepultosetme, Maastrichtian of South Carolina, in external (N) and internal (O) views and with detail of spine articulations (P), modified from Thuy, Numberger-Thuy & Jagt (2018). Abbreviations: di: distal; do: dorsal; ext: external; int: internal; K: knob for vertebral articulation; MO: muscle opening; NO: nerve opening; P: perforation; pr: proximal; TN: tentacle notch; ve: ventral. Scale bars equal 0.5 mm (A, B, F, G, I, J, L−O) and 0.2 mm (C−E, H, K, P).
Date
Source https://doi.org/10.7717/peerj.8008
Author Thuy B, Gale A, Numberger-Thuy L. 2019. Brittle stars looking like starfish: the first fossil record of the Astrophiuridae and a remarkable case of convergent evolution. PeerJ 7:e8008 https://doi.org/10.7717/peerj.8008
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current18:32, 1 November 2020Thumbnail for version as of 18:32, 1 November 20202,698 × 3,253 (3.51 MB)Christian Ferrer{{Information | description = {{en|1= Figure 4: ''Astrosombra rammsteinensis'' gen. et sp. nov., dissociated lateral arm plates from the upper lower Maastrichtian of Rügen, Germany. :MnhnL OPH083 (holotype) in dorsal (A) and ventral (B) views, with details of distal (originally ventral) (C) and proximal (originally dorsal) (D) arm spine articulations, and with detail of inner side (E). MnhnL OPH084 (paratype) in dorsal (F) and ventral (G) views, with detail of spine articulations (H). MnhnL...

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