Fig. 5 in A new zoroasterid asteroid from the Eocene of Seymour Island, Antarctica ...

• Main Authors: Palópolo, Evangelina E., Brezina, Soledad S., Casadio, Silvio, Griffin, Miguel, Santillana, Sergio
• Format: Still Image
• Language: unknown
• Published: Zenodo 2021
• Subjects: Biodiversity; Taxonomy; Animalia; Echinodermata; Asteroidea; Forcipulatida; Zoroasteridae; Zoroaster; Antarc*; Antarctica; Seymour Island
• Online Access: https://dx.doi.org/10.5281/zenodo.12196839; https://zenodo.org/doi/10.5281/zenodo.12196839

Fig. 5. Zoroasterid asteroid Zoroaster marambioensis sp. nov., Eocene, Cucullaea I Allomember, La Meseta Formation of Seymour Island, Antarctica. A. IAA-Pi-373-B, actinal (A1) and abactinal (A2) views. Gastropod valve near peristome location, partially attached to orals in actinal side (arrow). B. IAA-Pi-373-M, actinal view, showing oral depression, inferred position of actinostome and orals. C. IAA-Pi-373-E, detail of arm structures; abactinal view, indicating ossicle rows (C1); lateral view of distal, denuded part of the arm (C2), note the insertion marks left by primary and secondary spines on marginals and actinolaterals (arrows); lateral view of proximal part of arm, primary and secondary spine number and arrangement (C3); carinal ossicle structure and position of papular orifices (C4). D. IAA-Pi-373-I, interbrachial zone of disc on abactinal view, modified triangular marginals (arrows). E. IAA-Pi-373-C; position of madreporic plate on fragmented disc (E1); detailed structure of madreporite (arrow) ... : Published as part of Palópolo, Evangelina E., Brezina, Soledad S., Casadio, Silvio, Griffin, Miguel & Santillana, Sergio, 2021, A new zoroasterid asteroid from the Eocene of Seymour Island, Antarctica, pp. 301-318 in Acta Palaeontologica Polonica 66 (2) on page 308, DOI: 10.4202/app.00714.2019, http://zenodo.org/record/12196830 ...