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Swiss Journal of Palaeontology
Fig. 2 | Swiss Journal of Palaeontology

Fig. 2

From: A new paedomorphic protasterid brittle star (Echinodermata, Ophiuroidea) from the Early Devonian of Luxembourg and Germany

Fig. 2

Luxaster martini gen. et sp. nov., from the Lower Devonian, Emsian, Klerf-Formation of the northwestern quarry of the Carrière Merkholtz, Luxembourg. a–d Cast of complete specimen, MnhnL EIB366 (holotype). a Dorsal side with arms numbered; b ventral side with arms numbered; c detail of disc in ventral view with arms numbered; d detail of proximal arm segments (arm 4) and jaws in ventral view. e–h Cast of arm fragment, MnhnL EIB367 (paratype). e Dorsal side; f ventral side in ventral view; g ventral side in ventro-lateral view; h detail of proximal arm segments in ventral view. RI ridge, SA spine articulations. Scale bars equal 5 mm in a, b, and 1 mm in c–h

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