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Gatun Formation

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Journal Article
Published: 24 May 2018
Journal of Paleontology (2018) 92 (5): 804–837.
... to understand the evolutionary history of extant clades. The cone snail fauna of the Miocene Gatun Formation of Colón Province, Panama is especially important for understanding the temporal and biogeographic history of tropical American Conidae. Intensive, focused collecting from an exposure of the lower Gatun...
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Journal Article
Published: 01 September 2013
Journal of Paleontology (2013) 87 (5): 755–774.
...Catalina Pimiento; Gerardo González-Barba; Dana J. Ehret; Austin J. W. Hendy; Bruce J. MacFadden; Carlos Jaramillo A bstract The late Miocene Gatun Formation of northern Panama contains a highly diverse and well sampled fossil marine assemblage that occupied a shallow-water embayment close...
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Journal Article
Journal: PALAIOS
Published: 01 April 2013
PALAIOS (2013) 28 (4): 210–227.
...AUSTIN J. W. HENDY Abstract The middle–upper Miocene (Serravallian-Tortonian) Gatun Formation of Panama is one of the most diverse marine fossil assemblages in the Caribbean, and has been widely used as a baseline in studies investigating the effects of the late Neogene closure of the Central...
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Journal Article
Published: 01 November 2012
Journal of Paleontology (2012) 86 (6): 907–930.
...Bernard Landau; Richard E. Petit; Carlos M. Da Silva A bstract Thirty species of Cancellariidae in 11 genera from the Miocene Gatun Formation in the Panama Canal area, Caribbean Panama, are discussed including two species not represented by specimens suitable for formal description. The following...
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Journal Article
Published: 01 July 1967
Micropaleontology (1967) 13 (3): 306–318.
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Paleobathymetric estimates for the Chucunaque <span class="search-highlight">Formation</span>, <span class="search-highlight">Gatun</span> <span class="search-highlight">Formation</span>, a...
Published: 11 April 2017
Figure 14 Paleobathymetric estimates for the Chucunaque Formation, Gatun Formation, and the Piña Sandstone facies of the Chagres Formation, showing the mean average depth. Depth ranges used in this analysis can be found in the Systematic Paleontology
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Specimens from the <span class="search-highlight">Gatun</span> <span class="search-highlight">Formation</span> questionably assigned to  Conus symmetri...
Published: 24 May 2018
Figure 5. Specimens from the Gatun Formation questionably assigned to Conus symmetricus Sowerby I, 1850 : ( 1 , 3 ) photographed under regular light; ( 2 ) photographed under UV light. ( 1, 2 ) USNM 645747, specimen figured by Woodring ( 1970 , pl. 57, figs. 13, 14), Panama Canal Zone
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Compiled paleobathymetric estimates of the <span class="search-highlight">Gatún</span> <span class="search-highlight">Formation</span> (Fm), and Toro L...
Published: 16 March 2022
Figure 2. Compiled paleobathymetric estimates of the Gatún Formation (Fm), and Toro Limestone and Chagres Sandstone members of the Chagres Fm ( Fig. 1 ) ( Collins et al., 1996b , 1999 ; Aguilera and Rodrigues de Aguilera, 1999 ; Hendy, 2013 ; Carrillo-Briceño et al., 2015 ), including results
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Conus aemulator  Brown and Pilsbry,  1911  from the <span class="search-highlight">Gatun</span> <span class="search-highlight">Formation</span> of Pana...
Published: 24 May 2018
Figure 6. Conus aemulator Brown and Pilsbry, 1911 from the Gatun Formation of Panama: ( 1–6 ) photographed under regular light; ( 7–16 ) photographed under UV light; all specimens are from UF locality YN020 (lower Gatun Formation) unless otherwise indicated. ( 1–3 ) ANSP 1691, holotype
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Nano-CT scan of  Turritella altilira  from the Miocene, <span class="search-highlight">Gatun</span> <span class="search-highlight">Formation</span> (Pa...
Published: 30 May 2018
Figure 3 Nano-CT scan of Turritella altilira from the Miocene, Gatun Formation (Panama). The septum in the left panel appears thick (0.87 mm), but is in fact composed of multiple layers of septa, with a gap evident in a deeper transect (right panel), location indicated with arrows
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Species of Conidae reported from the <span class="search-highlight">Gatun</span> <span class="search-highlight">Formation</span> of Panama, including l...
Published: 24 May 2018
Table 1. Species of Conidae reported from the Gatun Formation of Panama, including literature sources for those reports, information about type specimens and localities, and the current taxonomic status of these species as treated herein. (H)=holotype; (L)=lectotype; and (S)=syntype
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Conus  ( Spuriconus )  spurius  Gmelin,  1791  from the <span class="search-highlight">Gatun</span> <span class="search-highlight">Formation</span> of ...
Published: 24 May 2018
Figure 13. Conus ( Spuriconus ) spurius Gmelin, 1791 from the Gatun Formation of Panama: ( 1 , 2 ) photographed under regular light; ( 3–20 ) photographed under UV light; all specimens are from UF locality YN020 unless otherwise indicated. ( 1 , 2 ) USNM 645738, specimen figured
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Area of study.  1 , location of <span class="search-highlight">Gatun</span> <span class="search-highlight">Formation</span> (shaded box) in northern Pa...
Published: 01 September 2013
Figure 1 Area of study. 1 , location of Gatun Formation (shaded box) in northern Panama; 2 , expanded geological map showing exposures of the Gatun Formation and surrounding rock units (modified from Coates et al., 1992 ) including the 15 fossil localities collected during this study: 1
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Stratigraphy and sampling of the <span class="search-highlight">Gatun</span> <span class="search-highlight">Formation</span>. Fossil localities are ind...
Published: 01 September 2013
Figure 2 Stratigraphy and sampling of the Gatun Formation. Fossil localities are indicated by the numbers defined in Figure 1.2 . The number of sampling days (white) and elements recovered (black) from fossil localities are pooled for 50 m intervals of the composite stratigraphy of Hendy
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Late Miocene chondrichthyans from the <span class="search-highlight">Gatun</span> <span class="search-highlight">Formation</span> of Panama and proport...
Published: 01 September 2013
Figure 3 Late Miocene chondrichthyans from the Gatun Formation of Panama and proportional abundances (100%=800 teeth) of each taxa using two different collection techniques. Key: gray=missing specimens from the SMU collection and therefore not available for comparison; *=in agreement with our
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Species accumulation curve for the chondrichthyans of the <span class="search-highlight">Gatun</span> <span class="search-highlight">Formation</span>. ...
Published: 01 September 2013
Figure 4 Species accumulation curve for the chondrichthyans of the Gatun Formation. Shaded polygon represents confidence intervals.
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Shark teeth from the late Miocene <span class="search-highlight">Gatun</span> <span class="search-highlight">Formation</span>, Panama.  1,  † Ginglymos...
Published: 01 September 2013
Figure 5 Shark teeth from the late Miocene Gatun Formation, Panama. 1, † Ginglymostoma delfortriei ( Daimeries, 1889 ), SMU 76470, indeterminate position ; 2–4 , † Carcharocles megalodon (Agassiz, 1843): 2 , UF 237950, largest anterior tooth; 3 , UF 237959, smallest anterior tooth; 4
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Batoid micro-teeth from the late Miocene <span class="search-highlight">Gatun</span> <span class="search-highlight">Formation</span>, Panama.  1 ,  2 ,...
Published: 01 September 2013
Figure 6 Batoid micro-teeth from the late Miocene Gatun Formation, Panama. 1 , 2 , Rhynchobatus luebberti ( Ehrenbaum, 1914 ), UF 247214, male tooth, lower lateral in apical and basal view, respectively; 3 , 4 Rhynchobatus sp., UF 271961, lateral tooth in apical and basal view
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Batoid macro-teeth from the late Miocene <span class="search-highlight">Gatun</span> <span class="search-highlight">Formation</span>, Panama.  1 ,   2,...
Published: 01 September 2013
Figure 7 Batoid macro-teeth from the late Miocene Gatun Formation, Panama. 1 , 2, Urobatis sp.: 1 , UF 247226, dorsal side, 2 , UF 247226, ventral side; 3 , 4 , Aetobatus cf. narinari ( Euphrasen, 1790 ), UF 247202–UF 247205, upper teeth in labial and lingual view, respectively; 5
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Carcharocles megalodon  teeth measurements from the <span class="search-highlight">Gatun</span> <span class="search-highlight">Formation</span>, Panama...
Published: 01 September 2013
Table 1 Carcharocles megalodon teeth measurements from the Gatun Formation, Panama (modified from Pimiento et al., 2010 ). Neonates: T=up to 4 m; juveniles: T=4–10 m; adults: TL=from 10 m ( Gottfried et al., 1996 ).