Hook GIUS 4−439 Śni./951/2 from the Early Givetian of outcrop III at Śniadka

Diagnoza

Porównanie

Although the plates are devoid of any radial channel, most probably they represent a juvenile radial plates of Achistrum multiperforatum. Sclerites differ from the other species in the elliptical shape of their eye.

Autekologia

Występowanie geograficzne

Outcrop III at Śniadka, Holy Cross Mountains, Poland

Zasięg czasowy

Early Givetian.

Materiały muzealne

GIUS 9 specimens.

Literatura

Boczarowski, A. 2001. Isolated sclerites of Devonian non-pelmatozoan echinoderms. Palaeontologia Polonica 59: 3–220.