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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) BL77
Dendrocystites barrandei (Bather, 1913) BL78
Dendrocystites barrandei (Bather, 1913) BL80
Dendrocystites barrandei (Bather, 1913) BL84
Dendrocystites barrandei (Bather, 1913) BL118
Dendrocystites barrandei (Bather, 1913) BL119
Dendrocystites barrandei (Bather, 1913) BL120
Dendrocystites barrandei (Bather, 1913) BL121
Dendrocystites barrandei (Bather, 1913) OZ295
Dendrocystites barrandei (Bather, 1913) KOS3468
Dendrocystites barrandei (Bather, 1913) BL35
Dendrocystites barrandei (Bather, 1913) BL39
Dendrocystites barrandei (Bather, 1913) BL45
Dendrocystites barrandei (Bather, 1913) BL49
Dendrocystites barrandei (Bather, 1913) BL50
Dendrocystites barrandei (Bather, 1913) BL52
Dendrocystites barrandei (Bather, 1913) BL55
Dendrocystites barrandei (Bather, 1913) BL58
Dendrocystites barrandei (Bather, 1913) BL59
Dendrocystites barrandei (Bather, 1913) KP928
Homoiostelea
Img. 91:
Homoiostelea
Img. 91: A reconstruction of typical Homoiostelea: Castericystis vali
Dendrocystites barrandei (Bather, 1913) BL77
Dendrocystites barrandei (Bather, 1913) BL78
Dendrocystites barrandei (Bather, 1913) BL80
Dendrocystites barrandei (Bather, 1913) BL84
Dendrocystites barrandei (Bather, 1913) BL118
Dendrocystites barrandei (Bather, 1913) BL119
Dendrocystites barrandei (Bather, 1913) BL120
Dendrocystites barrandei (Bather, 1913) BL121
Dendrocystites barrandei (Bather, 1913) OZ295
Dendrocystites barrandei (Bather, 1913) KOS3468
Dendrocystites barrandei (Bather, 1913) BL35
Dendrocystites barrandei (Bather, 1913) BL39
Dendrocystites barrandei (Bather, 1913) BL45
Dendrocystites barrandei (Bather, 1913) BL49
Dendrocystites barrandei (Bather, 1913) BL50
Dendrocystites barrandei (Bather, 1913) BL52
Dendrocystites barrandei (Bather, 1913) BL55
Dendrocystites barrandei (Bather, 1913) BL58
Dendrocystites barrandei (Bather, 1913) BL59
Dendrocystites barrandei (Bather, 1913) KP928

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