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Swiss Journal of Geosciences
Fig. 9 | Swiss Journal of Geosciences

Fig. 9

From: A giant limulid trackway (Kouphichnium lithographicum) from the lithographic limestones of Cerin (Late Kimmeridgian, France): ethological and environmental implications

Fig. 9

Data used for the estimation of the trackmaker length. a Correspondence between the width of the prosoma and the external width of Kouphichnium. I width of the prosoma; W external width of the trackway (after Malz 1964). b Proportions of the living Limulus polyphemus. L total length; l width of the prosoma (after Pechenik 2000)

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