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Diplocraterion parallelum

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Journal Article
Journal: PALAIOS
Published: 01 July 2017
PALAIOS (2017) 32 (7): 429-438.
...SHAHIN E. DASHTGARD; R. BRUCE AINSWORTH; JAMES A. MACEACHERN Abstract: Arthropods from the late Campanian (Late Cretaceous) of the Western Interior Seaway produced U-shaped Diplocraterion parallelum in mudstones along two closely spaced surfaces (10 cm apart), one of which corresponds to a maximum...
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Journal Article
Journal: PALAIOS
Published: 01 December 2000
PALAIOS (2000) 15 (6): 546-552.
...FEDERICO OLÓRIZ; FRANCISCO J. RODRÍGUEZ-TOVAR Abstract Diplocraterion parallelum with exclusively protrusive spreite are documented at particular horizons in fine-grained Lower Kimmeridgian (Upper Jurassic) deposits from the Prebetic Zone (Betic Cordillera, southern Spain). The occurrence of D...
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Size distribution of trace fossils  <b>Diplocraterion</b> <b>parallelum</b>  and  Siphoni...
Published: 16 August 2018
Figure 10. Size distribution of trace fossils Diplocraterion parallelum and Siphonichnus ophthalmoides in the Lower Triassic succession of the Longmendong section, Sichuan Province, South China. (A) Upper part of the Dongchuan Formation. (B) Lower part of the Feixianguan Formation. (C) Middle
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Photos of  <b>Diplocraterion</b> <b>parallelum</b> in situ  (A, B) and individually (C–E)...
in > PALAIOS
Published: 01 July 2017
Fig. 4 . Photos of Diplocraterion parallelum in situ (A, B) and individually (C–E). The scale in A and B is 15 cm; the scale in C–E is 3 cm. A ) Excavated bedding plane at Diplo City 1 (DC1). Diplocraterion are the lighter colored ovals (yellow arrows). B ) Iron-cemented Diplocraterion
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Thin sections of  <b>Diplocraterion</b> <b>parallelum</b>  specimens.  A ) Specimen cut a...
in > PALAIOS
Published: 01 July 2017
Fig. 5 . Thin sections of Diplocraterion parallelum specimens. A ) Specimen cut along the b-axis of the burrow showing the characteristics of the spreite. The position of Figure 5C is shown in the bottom left corner. Note the inter-spreitenation of silt and sand (clear) and fecal pellets
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Figure  8 — 1,  Vertical section of a bed with  <b>Diplocraterion</b> <b>parallelum</b>  ...
Published: 01 November 2006
Figure 8 — 1, Vertical section of a bed with Diplocraterion parallelum Torell, 1870 ; 2, top of a rippled bed with D. parallelum ; 3, detail of D. parallelum at the top of a bed; 4, Palaeophycus isp. at the top of a rippled bed. Note that the median burrow follows the crest
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Figure  10 —Preferential orientation of  <b>Diplocraterion</b> <b>parallelum</b>  at the ...
Published: 01 November 2006
Figure 10 —Preferential orientation of Diplocraterion parallelum at the top of a rippled bed, Presto-El Peral section (Santa Rosa Formation)
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Left, schematic diagram of typical  <b>Diplocraterion</b> <b>parallelum</b>  with protrus...
Published: 01 May 2003
Figure 14 Left, schematic diagram of typical Diplocraterion parallelum with protrusive and retrusive spreite. Right, composite diagram to illustrate soft-sediment deformation and collapse associated with the formation of D. parallelum ( Fig. 13C, D ). The animal penetrated loose and soft
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FIGURE 4 — <b>Diplocraterion</b> <b>parallelum</b>  identified in Segura de la Sierra (A)...
in > PALAIOS
Published: 01 December 2000
FIGURE 4 — Diplocraterion parallelum identified in Segura de la Sierra (A) and Fuente Alamo (arrows; B) sections
Journal Article
Published: 01 February 1977
Canadian Journal of Earth Sciences (1977) 14 (2): 239-249.
... essentially by vermiform and other problematica ( Chondrites , Cosmorhaphe ; Diplocraterion parallelum Torell, Gyrophyllites , Monocraterion , Planolites annularius Walcott, Planolites cf. beverleyensis (Billings), Rhizocorallium cf. irregulare (Mayer), Scalarituba missouriensis Weller, Skolithos , Zoophycos...
Journal Article
Published: 01 March 2007
Journal of the Geological Society (2007) 164 (2): 359-369.
... Teichichnus rectus , Teichichnus isp. A, Thalassinoides isp., Palaeophycus heberti , Diplocraterion parallelum , Rhizocorallium , Rosselia socialis , Schaubcylindrichnus isp., Chondrites isp., Planolites isp. and Phycosiphon incertum . Ichnofabrics were studied at 5 m intervals parallel to the modern cliff...
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Journal Article
Published: 01 July 2004
Geological Magazine (2004) 141 (4): 429-440.
..., Thalassinoides isp. C, Alcyonidiopsis longobardiae , and Diplocraterion ? parallelum have been identified. A well-developed endobenthic tiering pattern is interpreted. The uppermost tier (A) represents major benthic activity in the shallowest sediments at or just below the seafloor, recorded as bioturbated...
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Mouth-bar ichnology and depositional facies.  A)  Multiple  <b>Diplocraterion</b> ...
Published: 01 May 2016
Fig. 8.— Mouth-bar ichnology and depositional facies. A) Multiple Diplocraterion parallelum (two examples arrowed) on the Maximum Transgressive Surface C (MTS-C) at RDV-OWP ( Fig. 4 ). B) Sideritized cross-sectional examples of Diplocraterion parallelum showing scratch-marked margins. C
Journal Article
Published: 01 November 2012
Journal of Paleontology (2012) 86 (6): 931-955.
... isp., Diplocraterion isp., Gyrolithes polonicus , Rosselia isp., Skolithos linearis , escape trace fossils), horizontal simple burrows and trails ( Archaeonassa fossulata , Gordia marina , Helminthoidichnites tenuis , Palaeophycus tubularis , Planolites beverleyensis , P. montanus ), plug-shaped...
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Journal Article
Published: 01 November 2006
Journal of Paleontology (2006) 80 (6): 1205-1226.
...Figure 8 — 1, Vertical section of a bed with Diplocraterion parallelum Torell, 1870 ; 2, top of a rippled bed with D. parallelum ; 3, detail of D. parallelum at the top of a bed; 4, Palaeophycus isp. at the top of a rippled bed. Note that the median burrow follows the crest...
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Typical trace fossils from the Dongchuan and Feixianguan formations in the ...
Published: 16 August 2018
Figure 5. Typical trace fossils from the Dongchuan and Feixianguan formations in the Longmendong (LMD) section, Sichuan Province, South China. (A) Diplocraterion parallelum ( Dp ) in FA1 penetrated maximum of 16 cm in depth (15 m on LMD section). (B) Diplocraterion parallelum ( Dp
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Trace fossils from the Agost section. (a)  Chondrites  ? targionii , tunnel...
Published: 01 July 2004
) Diplocraterion ? parallelum .
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Figure  14 —Burrowing trends. (S.l. =  Skolithos linearis  Haldemann, 1840 ...
Published: 01 November 2006
Figure 14 —Burrowing trends. (S.l. = Skolithos linearis Haldemann, 1840 , M.t. = Monocraterion tentaculatum Torell, 1870 , D.p. = Diplocraterion parallelum Torell, 1870 ). Depth of burrows in the substrate progressively decreases from nearshore to offshore environments (80 cm to 10 cm
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Figure 1. Typical carbonate concretion at the interface between the cross-s...
in > Geology
Published: 01 January 2000
(shown) and Diplocraterion parallelum ( Goldring et al. 1998 ).
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Rose diagrams of paleocurrents from wave ripples (A) and trough cross beds ...
in > PALAIOS
Published: 01 July 2017
Fig. 6 . Rose diagrams of paleocurrents from wave ripples (A) and trough cross beds (B–C), and from Diplocraterion parallelum orientations (D–G). The circled numbers 1–5, represent the five main flow directions defined by paleocurrent indicators. In A–C, an average flow direction is calculated