Fig. 5 | Swiss Journal of Palaeontology

Fig. 5

From: Emergence and early radiation of cyrtocrinids, with new species from a Lower to Middle Jurassic rock reef of Feuguerolles (Normandy, France)

Fig. 5

Cotylederma docens primibrachials with traces. ae Cotylederma docens Deslongchamps. a Aboral (exterior) view of asymmetric second primibrachial with concentric folds; MHNLM 2015.1.40, sample 350-2, early Toarcian (Serpentinum Chronozone), Feuguerolles (Normandy). b Second primibrachial aboral, with folds and scratch marks; MHNLM 2015.1.41, sample 350-1, early Toarcian (Serpentinum Chronozone), Feuguerolles (Normandy). c First primibrachial in proximal–aboral view, note circular folds and scratch marks; MHNLM 2015.1.42, sample 368-1, middle Toarcian (Bifrons Chronozone), Feuguerolles (Normandy). d First primibrachial aboral, note concentric scratch marks; MHNLM 2015.1.43, sample 349-1, early Toarcian (Tenuicostatum Chronozone), Feuguerolles (Normandy), photo Hess. e First primibrachial aboral, note scratch marks on hump; MHNLM 2015.1.44, sample 358-1, early Toarcian (Tenuicostatum Chronozone), Feuguerolles (Normandy), photo Hess

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