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Naraoia spinosa

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<b>Naraoia</b> <b>spinosa</b> ?  Zhang and Hou, 1985  from the Yu&#x27;anshan Formation (lower...
in > PALAIOS
Published: 01 October 2014
Fig. 10.— Naraoia spinosa ? Zhang and Hou, 1985 from the Yu'anshan Formation (lower Cambrian series 2, stage 3), Kunming, China (teaching collection, Department of Geological Sciences, University of Saskatchewan). A ) Right-posterior portion of the cephalon showing the glabella and caecum
Journal Article
Published: 01 November 2004
Journal of Paleontology (2004) 78 (6): 1138-1145.
...-bottom communities, but were thought to have become extinct in the Late Ordovician. The unique holotype specimen of Naraoia bertiensis n. sp. comes from a Konservat–Lagerstätte deposit renowned for its eurypterid fauna (the Williamsville Member of the Bertie Formation). Naraoia bertiensis lacks thoracic...
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Journal Article
Journal: PALAIOS
Published: 01 July 2007
PALAIOS (2007) 22 (4): 360-372.
... proportions of anterior and posterior tagma and size. The Conasauga Naraoia lacks evidence of medial and pygidial marginal spines, suggesting it is not a N. spinosa . The fossil is flattened and slightly distorted, presumably by soft-sediment compaction. Remains of the internal surface of the chitinous...
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Representative fossils from the Mafang quarry. All scale bars, 5 mm. A, Con...
Published: 14 October 2013
, Diandongia pista (brachiopod, BA11-410). E, Archisaccophyllia kunmingensis (cnidarian, BA9-50). F, Naraoia spinosa (arthropod, BA4-289), showing three-dimensional preservation of cephalic diverticulae and midgut. G, Waptia ovata (arthropod, BA10-86) with antennae and eyes preserved. H, Details
Image
Figure 2. EDX analyses of naraoiids from the Chengjiang (orange line), Kail...
in > PALAIOS
Published: 01 July 2010
on naraoiid diverticulae from the Chengjiang Biota, including Misszhouia longicaudata (YPM 224056, orange line) and Naraoia spinosa (NIGP 147861, blue line), indicated with arrows. Scale bars  =  2 mm.
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TABLE 2 —Comparison of Chengjiang and Kaili deposits based on naraoiid ento...
in > PALAIOS
Published: 01 February 2006
TABLE 2 —Comparison of Chengjiang and Kaili deposits based on naraoiid entombment orientations with respect to bedding. P = bedding-parallel, L = laterally compressed specimen parallel to bedding, O = obliquely oriented, V = vertically oriented, F = folded over. Naraoia longicaudata and N
Journal Article
Journal: PALAIOS
Published: 01 July 2010
PALAIOS (2010) 25 (7): 463-467.
... on naraoiid diverticulae from the Chengjiang Biota, including Misszhouia longicaudata (YPM 224056, orange line) and Naraoia spinosa (NIGP 147861, blue line), indicated with arrows. Scale bars  =  2 mm. ...
FIGURES
Journal Article
Journal: PALAIOS
Published: 01 February 2006
PALAIOS (2006) 21 (1): 15-25.
...TABLE 2 —Comparison of Chengjiang and Kaili deposits based on naraoiid entombment orientations with respect to bedding. P = bedding-parallel, L = laterally compressed specimen parallel to bedding, O = obliquely oriented, V = vertically oriented, F = folded over. Naraoia longicaudata and N...
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Journal Article
Journal: PALAIOS
Published: 01 October 2014
PALAIOS (2014) 29 (10): 512-524.
...Fig. 10.— Naraoia spinosa ? Zhang and Hou, 1985 from the Yu'anshan Formation (lower Cambrian series 2, stage 3), Kunming, China (teaching collection, Department of Geological Sciences, University of Saskatchewan). A ) Right-posterior portion of the cephalon showing the glabella and caecum...
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Journal Article
Published: 01 September 2009
Journal of Paleontology (2009) 83 (5): 820-825.
... to the tergites, the outer end of the exopod curves inward, indicating that the proximal part may be of different morphology ( Fig. 4.4 ). The preserved distal portions may correspond to the “distal lobe” ( Ramsköld and Edgecombe, 1996 ) of trilobite-like arthropods which in some species, e.g., Naraoia spinosa...
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Series: The Micropalaeontological Society, Special Publications
Published: 01 January 2007
DOI: 10.1144/TMS002.4
EISBN: 9781862396203
... and its possible Recent analogue Conchoecia daphnoides ( Claus 1890 ) (Crustacea, Ostracoda) from Japan (see Vannier & Chen 2001 ). (h) Radiolarian (courtesy A. Braun; see Braun et al. 2004 ). (i), (l) The Cambrian chaetognath Protosagitta spinosa Hu in Chen et al. 2002 , complete specimen...
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Journal Article
Journal: Paleobiology
Published: 14 October 2013
Paleobiology (2013) 40 (1): 50-69.
..., Diandongia pista (brachiopod, BA11-410). E, Archisaccophyllia kunmingensis (cnidarian, BA9-50). F, Naraoia spinosa (arthropod, BA4-289), showing three-dimensional preservation of cephalic diverticulae and midgut. G, Waptia ovata (arthropod, BA10-86) with antennae and eyes preserved. H, Details...
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Journal Article
Published: 05 April 2017
Geological Magazine (2017) 154 (6): 1306-1328.
... ). These ‘trilobitomorphs’, including concilitergans (e.g. Kuamaia and Saperion ), nektaspids (e.g. Naraoia , Liwia and Emucaris ), xandarellids (e.g. Xandarella and Cindarella ) and other problematic taxa, share the common appendage architecture composed of a pair of uniramous antennae and homonomous post...
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Journal Article
Journal: PALAIOS
Published: 01 October 2006
PALAIOS (2006) 21 (5): 451-465.
.... , 1991b , The taphonomy of soft-bodied animals , in Donovan , S.K. , ed., The Processes of Fossilization : London , Belhaven Press , p. 120 – 140 . Babcock , L.E. , and Chang , W.T. , 1997 , Comparative taphonomy of two nonmineralized arthropods: Naraoia (Nektaspida; Early...
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