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Homoiostelea

      Homoiostelea is an extinct class of Upper Cambrian to Lower Devonian echinoderms. They are characteristic by feeding arm and a complex stem composed in part of more than 2 series of plates. The thaeca is apparently assymetrical. They partially reminiscent morphologically simillar (but bilaterally more symetrical) Stylophora. Both classes were considered as representatives of group of advaced echinoderms Calcichordata (certain equivalent of early chordates).
Dendrocystites barrandei (Bather, 1913) KP526
Dendrocystites barrandei (Bather, 1913) KP530
Dendrocystites barrandei (Bather, 1913) KP535
Dendrocystites barrandei (Bather, 1913) KP532
Dendrocystites barrandei (Bather, 1913) KP537
Dendrocystites barrandei (Bather, 1913) KP545
Dendrocystites barrandei (Bather, 1913) KP538
Dendrocystites barrandei (Bather, 1913) KP544
Dendrocystites barrandei (Bather, 1913) KP540
Dendrocystites barrandei (Bather, 1913) KP548
Dendrocystites barrandei (Bather, 1913) KP525
Dendrocystites barrandei (Bather, 1913) KP536
Dendrocystites barrandei (Bather, 1913) BL62
Dendrocystites barrandei (Bather, 1913) BL63
Dendrocystites barrandei (Bather, 1913) BL66
Dendrocystites barrandei (Bather, 1913) BL68
Dendrocystites barrandei (Bather, 1913) BL69
Dendrocystites barrandei (Bather, 1913) BL71
Dendrocystites barrandei (Bather, 1913) BL73
Dendrocystites barrandei (Bather, 1913) BL74
Homoiostelea
Img. 91:
Homoiostelea
Img. 91: A reconstruction of typical Homoiostelea: Castericystis vali
Dendrocystites barrandei (Bather, 1913) KP526
Dendrocystites barrandei (Bather, 1913) KP530
Dendrocystites barrandei (Bather, 1913) KP535
Dendrocystites barrandei (Bather, 1913) KP532
Dendrocystites barrandei (Bather, 1913) KP537
Dendrocystites barrandei (Bather, 1913) KP545
Dendrocystites barrandei (Bather, 1913) KP538
Dendrocystites barrandei (Bather, 1913) KP544
Dendrocystites barrandei (Bather, 1913) KP540
Dendrocystites barrandei (Bather, 1913) KP548
Dendrocystites barrandei (Bather, 1913) KP525
Dendrocystites barrandei (Bather, 1913) KP536
Dendrocystites barrandei (Bather, 1913) BL62
Dendrocystites barrandei (Bather, 1913) BL63
Dendrocystites barrandei (Bather, 1913) BL66
Dendrocystites barrandei (Bather, 1913) BL68
Dendrocystites barrandei (Bather, 1913) BL69
Dendrocystites barrandei (Bather, 1913) BL71
Dendrocystites barrandei (Bather, 1913) BL73
Dendrocystites barrandei (Bather, 1913) BL74

Virtual museum of the Czech Geological Survey, www.geology.cz, (C) Czech Geological Survey, 2011, v.0.99 [13.12.2011]