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Ambonychia

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Journal Article
Journal: PALAIOS
Published: 01 December 1999
PALAIOS (1999) 14 (6): 520–529.
...Gwen M. Daley Abstract The common Ordovician bivalve genus Ambonychia Hall of the type Cincinnatian Series displays great variation in shell size that is strongly correlated with paleoenvironment. In older Cincinnatian sequences the largest mean and maximum shell size are found in the highest...
Journal Article
Journal: GSA Bulletin
Published: 01 February 1969
GSA Bulletin (1969) 80 (2): 193–212.
... of trilobites. (2) The Orthorhynchula-Ambonychia Community lived on sand-silt bottoms of the inner infralittoral and intertidal from south-central Pennsylvania to south-central Virginia and has abundant rhynchonellid (Orthorhynchula) and linguloid (Lingula?) brachiopods, bellerophontid gastropods Plectonotus...
Image
FIGURE 5 —Beak area of an  <b>Ambonychia</b>  specimen showing paired cornulitid c...
in > PALAIOS
Published: 01 December 2003
FIGURE 5 —Beak area of an Ambonychia specimen showing paired cornulitid clusters: an 8-tube cluster of Cornulites attached to one shell and a 4-tube cluster attached to the other shell. The Ambonychia is preserved in a butterfly position. Note the growth direction of both clusters away from
Image
FIGURE 6 — <b>Ambonychia</b>  specimen (beak to left) with a 4-tube cornulitid clu...
in > PALAIOS
Published: 01 December 2003
FIGURE 6 — Ambonychia specimen (beak to left) with a 4-tube cornulitid cluster and single tube, both oriented toward the posterior shell margin; another single tube attached in the beak area shows the same orientation; Waynesville Formation, Colerain Avenue site, CMC # P50649, X2.4
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FIGURE 7 —Interpretive sketches of  <b>Ambonychia</b>  individuals in possible lif...
in > PALAIOS
Published: 01 December 2003
FIGURE 7 —Interpretive sketches of Ambonychia individuals in possible life orientations with cornulitid clusters attached as low-level, secondary tierers. (A) Epibyssate Ambonychia species, such as A. richmondensis . (B) Endobyssate Ambonychia species, in a shallow infaunal position
Journal Article
Journal: PALAIOS
Published: 01 December 2003
PALAIOS (2003) 18 (6): 546–558.
...FIGURE 5 —Beak area of an Ambonychia specimen showing paired cornulitid clusters: an 8-tube cluster of Cornulites attached to one shell and a 4-tube cluster attached to the other shell. The Ambonychia is preserved in a butterfly position. Note the growth direction of both clusters away from...
FIGURES | View All (7)
Journal Article
Journal: AAPG Bulletin
Published: 01 May 1970
AAPG Bulletin (1970) 54 (5): 837.
... populations, lived on fine silt bottoms of the inner and outer infralittoral zone. The Ambonychia-Modiolopsis community has low faunal diversity but many epifaunal, suspension-feeding, bivalve mollusks, especially pterioids and modiomorphids. The community liveii on fine sand and silt of the inner...
Journal Article
Published: 01 September 1968
Journal of Paleontology (1968) 42 (5): 1255–1257.
...John Pojeta Abstract Previously unavailable type lots of the [Ordovician-Devonian, eastern U.S.] ambonychiid species Ambonychia alata, Byssopteria radiata, and Mytilarca wabashensis are illustrated by photographs. A new specimen of Allonychia flanaganensis shows that this species is ribbed...
Image
Edrioasteroid thecal orientation on the Sharonville pavement.  A)  Specimen...
in > PALAIOS
Published: 01 April 2014
) Specimens of Ambonychia bivalves with encrusting edrioasteroids show no preferred orientation.
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Fauna of the Sharonville pavement.  A)  Typical fauna found on surface.  B)...
in > PALAIOS
Published: 01 April 2014
tubes growing upward on Zygospira brachiopods. D) Specimens of I. cincinnatiensis encrusting the bivalves Ambonychia and Modiolopsus . E) Typical I. cincinnatiensis edrioasteroid found attached to Ambonychia bivalve with apertures along commissure suggesting parasitic feeding off bivalve
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Exemplar species of focal genera. All specimens are housed in the Ohio Univ...
Published: 25 October 2013
, magnified 2.5×. C, Flexicalymene meeki (1296). D, Isotelus gigas, pygidium and partial thorax (1299). E, Ambonychia robusta (1294). F, Grewingkia canadensi s (1295). G, Cyclonema bilix (33). H. Aspidopora newberry , complete encrusting zooaria (89). I, Parvohallopora ramosa, partial zooaria
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Fig. 15.   Unwinnowed packstones. The matrix and pore fillings of these pac...
Published: 26 March 2008
, Rice and Gage streets locality, 7.35 m, upper Fairmount member. (B) Molluscan packstone, Rice and Gage streets locality, 7.43 m, upper Fairmount member. (C) Cemented, Ambonychia-dominated molluscan–bryozoan siltstone, Sharonville Industrial Park, 4.10 m, upper Fairmount member. (D) molluscan packstone
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FIGURE 3 —Two-dimensional graphical results from non-metric multidimensiona...
in > PALAIOS
Published: 01 December 2003
FIGURE 3 —Two-dimensional graphical results from non-metric multidimensional scaling of genera. Bivalve genera are enclosed in darker shading and designated by letters: A= Ambonychia , B= Anomalodonta , C= Caritodens , D= Ctenodonta , E= Cuneamya , F= Cycloconcha , G= Cymatonota , H= Deceptrix , I
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FIGURE 5 —A comparison of DCA axis 1 taxon scores using raw (unbinned) abun...
in > PALAIOS
Published: 01 February 2005
FIGURE 5 —A comparison of DCA axis 1 taxon scores using raw (unbinned) abundance data versus binned abundance data. Note that the raw and binned ordinations are similar (r = 0.921). Abbreviations used in the figure: Ac, Acidaspis ; Am, Ambonychia ; Ap, Aspidopora ; ca, calymenids; Ce, Ceraurus
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FIGURE 2 —Axis 1 and axis 2 taxon scores (n = 46) from detrended correspond...
in > PALAIOS
Published: 01 June 2001
2 may reflects a gradient in life habit, with low scores dominated by epifaunal suspension feeding taxa and high scores dominated by infaunal to semi-infaunal deposit and suspension feeders, as well as planktonic and nektonic forms. Ac: Acidaspis . Am: Ambonychia . As: Aspidopora . ca: calymenids
Journal Article
Journal: Paleobiology
Published: 06 May 2016
Paleobiology (2016) 42 (3): 410–425.
... occurrence, based on data from the Paleobiology Database. a: alga; bc: brachiopod; bz: bryozoan; bv: bivalve; ce: cephalopod; co: coral; g: gastropod; li: lingulid; tr: trilobite. Appalachian Southern Midcontinent Western United Kingdom Ambonychia (9.8...
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Journal Article
Journal: PALAIOS
Published: 01 July 2007
PALAIOS (2007) 22 (4): 392–407.
... in biofacies 4–7. Gastropods (e.g., Lophospira ) and bivalves (e.g., Ambonychia ) are most common in biofacies 4 and 5. Ordination indicates broad overlap in these biofacies, with the Sowerbyella -rich biofacies (6 and 7) occurring at high DCA axis 1 scores and high axis 2 scores ( Fig. 4 , top left...
FIGURES | View All (11)
Journal Article
Journal: PALAIOS
Published: 01 April 2014
PALAIOS (2014) 29 (4): 154–169.
...) Specimens of Ambonychia bivalves with encrusting edrioasteroids show no preferred orientation. ...
FIGURES | View All (19)
Series: Geological Society, London, Memoirs, Geological Society, London, Memoirs
Published: 01 January 2013
DOI: 10.1144/M38.16
EISBN: 9781862396425
... ( Cardiola , Slava , Dualina , Mila , Algerina and Tetinka ), accompanied by a diversified community of other bivalves ( Macrodesma , Phtonia , Ambonychia , Amphicoelia , Mytilarca , Molinicola , Palaeopecten , Mimerodonta , Goniophora , Cymatonota , Cimitaria and Sanguinolites...
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Journal Article
Journal: PALAIOS
Published: 01 December 2003
PALAIOS (2003) 18 (6): 559–571.
...FIGURE 3 —Two-dimensional graphical results from non-metric multidimensional scaling of genera. Bivalve genera are enclosed in darker shading and designated by letters: A= Ambonychia , B= Anomalodonta , C= Caritodens , D= Ctenodonta , E= Cuneamya , F= Cycloconcha , G= Cymatonota , H= Deceptrix , I...
FIGURES | View All (6)