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Balangicystis rotundus

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Journal Article
Published: 01 November 2006
Journal of Paleontology (2006) 80 (6): 1058–1071.
... ; S. lepidus Zhao et al., 1994 ; S. longus Zhao et al., 1994 ; S. minus Zhao et al., 1994 ; Paragogia globosa Zhao et al., 1994 ; and Curtoeocrinus guizhouensis Zhao et al., 1994 . A second and rare eocrinoid of undetermined familial and ordinal placement, Balangicystis rotundus n. gen. and sp., has...
FIGURES | View All (8)
Image
Figure1. Balangicystis rotundus, detached but nearly complete exothecal ambulacrum GTBM-10-1-3029 in adoral view. Latex cast whitened with heated sublimate of NH4Cl. Note 14 brachioles with high, biserial, cover plates (above) attached to wide, V-shaped, biserial, ambulacral trunks (below) showing some cover plates and spines protecting main food grooves. ×7.5.
Published: 01 March 2011
Figure 1 . Balangicystis rotundus , detached but nearly complete exothecal ambulacrum GTBM-10-1-3029 in adoral view. Latex cast whitened with heated sublimate of NH 4 Cl. Note 14 brachioles with high, biserial, cover plates (above) attached to wide, V-shaped, biserial, ambulacral trunks (below
Image
Figure2. Specimens of Balangicystis rotundus, all from Miaobanpo Quarry, two km north of Balang Village, Guizhou Province, China. All specimens are latex casts whitened with heated sublimate of NH4Cl. 1, paratype juvenile specimen GTBM 91526a, note thickened distal end of stalk, probably insert area into substrate, ×14.4; 2, proximal end of theca and spiny stalk of GTBM 10-1-652, several sutural pores are present, ×5; 3, holotype specimen GTBM 9-4, note raised stellate pattern on thecal plates, and fairly long, spiny and knobby stalk, ×3.9; 4, specimen GTBM 10-1-650 with flattened theca and left BC and right DE exothecal ambulacra with attached brachioles extending from theca (between them is a possible branched A ray), ×4; 5, aboral surface of branched, lyre-shaped, exothecal ambulacrum GTBM-10-1-3026 showing backs of biserial brachioles and some high cover plates, counterpart of Figure 1, ×5; 6, exothecal ambulacra and attached biserial brachioles with high cover plates extending from partial flattened theca GTBM 9-4-1327a (lower right), ×6.
Published: 01 March 2011
Figure 2 . Specimens of Balangicystis rotundus , all from Miaobanpo Quarry, two km north of Balang Village, Guizhou Province, China. All specimens are latex casts whitened with heated sublimate of NH 4 Cl. 1, paratype juvenile specimen GTBM 91526a, note thickened distal end of stalk, probably
Image
Figure8—Balangicystis rotundus n. gen. and sp. Latex casts whitened by NH4Cl, Kaili Formation (Kaili Biota), Miobampo Section, north-northwest of Balang, Taijiang County, Guizhou Province, China. 1, Holotype specimen, GTBM 9-4, ×3; 2, paratype specimen, theca with at least two fewer series of thecal plates than the adult holotype, GTBM 91526a, ×10
Published: 01 November 2006
Figure 8 — Balangicystis rotundus n. gen. and sp. Latex casts whitened by NH 4 Cl, Kaili Formation (Kaili Biota), Miobampo Section, north-northwest of Balang, Taijiang County, Guizhou Province, China. 1, Holotype specimen, GTBM 9-4, ×3; 2, paratype specimen, theca with at least two fewer
Journal Article
Published: 01 March 2011
Journal of Paleontology (2011) 85 (2): 250–255.
...Figure 1 . Balangicystis rotundus , detached but nearly complete exothecal ambulacrum GTBM-10-1-3029 in adoral view. Latex cast whitened with heated sublimate of NH 4 Cl. Note 14 brachioles with high, biserial, cover plates (above) attached to wide, V-shaped, biserial, ambulacral trunks (below...
FIGURES