File:Goniotarbus angulatus holotype fossil A-E.jpg

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English: Holotype and only known specimen of phalangiotarbid Goniotarbus angulatus (NHM In 22838). (A) Dorsal view, showing prosoma and opisthosoma, and legs 4L and 2L. Proximal portions of Leg 1L are visible at the anterior of the fossil, as are the trochanters of several of the legs on the right. (B) Ventral view showing coxo-sternal arrangement and ventral opisthosomal segmentation. Proximal portions of Leg 1L, then 2L 3L and 4L are visible. (C) A close up of the sternum, anterior to the left showing five constituent plates. (D) Detail of the anterior opisthosomal segmentation, including the posterior median bulge of the prosomal shield, and associated accommodation in the anterior opisthosomal segments. (E) The posteriormost segments (7–10) fused to create a single dorsal plate, with a terminal anal operculum. Scale bars: (A, B) = 2 mm; (C–E) = 1 mm.
Date
Source Garwood, R.J., and J. Dunlop. 2014. Three-dimensional reconstruction and the phylogeny of extinct chelicerate orders. PeerJ 2:e641. doi:10.7717/peerj.641
Author Russell J. Garwood​ and Jason Dunlop

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Date/TimeThumbnailDimensionsUserComment
current18:34, 23 March 2016Thumbnail for version as of 18:34, 23 March 2016891 × 1,180 (596 KB)Animalparty (talk | contribs)=={{int:filedesc}}== {{Information |description={{en|1=Holotype and only known specimen of phalangiotarbid ''Goniotarbus angulatus'' (NHM In 22838). (A) Dorsal view, showing prosoma and opisthosoma, and legs 4L and 2L. Proximal portions of Leg 1L are v...

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