Published September 12, 2023 | Version v1
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Fig. 6 in The tarphyceratid cephalopod Trocholites in the Middle-Upper Ordovician of the Prague Basin -the Baltican element in peri-Gondwana

Description

Fig. 6. Tarphyceratid cephalopod Trocholites chaloupkai sp. nov. from Praha-Štěrboholy, central Bohemia, Czech Republic, upper part of the Zahořany Formation (lower Katian, Upper Ordovician). A. Holotype NM L 63626, detail of apicalmost part of the phragmocone (A1) and drawing (A2) indicating line of contact of whorls, position of siphuncle, position of (partly fragmented) septa and shape of initial chamber and umbilical window.

Notes

Published as part of Aubrechtová, Martina, Turek, Vojtěch & Manda, Štěpán, 2023, The tarphyceratid cephalopod Trocholites in the Middle-Upper Ordovician of the Prague Basin -the Baltican element in peri-Gondwana, pp. 529-538 in Acta Palaeontologica Polonica 68 (3) on page 534, DOI: 10.4202/app.01088.2023, http://zenodo.org/record/12198678

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Journal article: 10.4202/app.01088.2023 (DOI)
Journal article: urn:lsid:plazi.org:pub:FFED1E63FFCC0C18FF99FF8F3A4AFFBF (LSID)
Journal article: https://zenodo.org/record/12198678 (URL)