File:Feart-11-1160285-g003.jpg

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English: FIGURE 3. Oral structures in Radiodonta. (A–B) Oral cone of Peytoia nathorsti from the Burgess Shale. USNM 274143. (A) Overview showing the position of the oral cone on the ventral anterior surface of the head. (B) Closeup on the tetraradial oral cone. (C) Peytoia nathorsti oral cone in isolation. USNM 193926. (D) Buccaspinea cooperi oral cone from the Marjum Formation. BPM 1108a. (E) Hurdia oral cone from the Burgess Shale, showing inner teeth within the central opening. ROM 59260. (F–H) Amplectobelua symbrachiata from the Chengjiang biota. YKLP 13889. (F) Disarticulated assemblage with appendages, GLSs, and smooth and tuberculate plates. (G) Closeup on GLSs and smooth and tuberculate plates. (H) Closeup of GLS. (I) Anomalocaris canadensis triradial oral cone from the Burgess Shale. ROM 61679. (J) Cordaticaris striatus oral cone from the Zhangxia Formation, North China. NIGPAS 173116. (K) Unusual oral cone from the Guanshan Biota. NIGPAS 162529. Image credits: (A,B) X. Zhang, Smithsonian NMNH, (C,E,I) A. Daley, (D) S. Pates, (F–H) P. Cong, (J) F. Xiao, (K) H. Zeng. Scale bars are 10 mm in (A,B,D,F and K), 5 mm in (C,E,G,I and J), 1 mm in (H).
Date
Source Potin GJ-M and Daley AC (2023) The significance of Anomalocaris and other Radiodonta for understanding paleoecology and evolution during the Cambrian explosion. Front. Earth Sci. 11:1160285. doi: 10.3389/feart.2023.1160285
Author Gaëtan J.-M. Potin and Allison C. Daley

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current08:41, 18 May 2023Thumbnail for version as of 08:41, 18 May 20231,937 × 2,327 (2.19 MB)Iezer (talk | contribs)better resolution
20:19, 9 May 2023Thumbnail for version as of 20:19, 9 May 20231,045 × 1,255 (522 KB)Iezer (talk | contribs)Uploaded a work by Gaëtan J.-M. Potin and www.frontiersin.orgAllison C. Daley from Potin GJ-M and Daley AC (2023) The significance of Anomalocaris and other Radiodonta for understanding paleoecology and evolution during the Cambrian explosion. Front. Earth Sci. 11:1160285. doi: 10.3389/feart.2023.1160285 with UploadWizard