CATALOG OF ORIGINAL DESCRIPTIONS: Globotruncana dupeublei Caron, Gonzalez Donoso, Robaszynski, Wonders, in Robaszynski et al. 1984
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Citation: Globotruncana dupeublei Caron, Gonzalez Donoso, Robaszynski, Wonders, in Robaszynski et al. 1984Taxonomic rank: speciesType specimens: 35558Type age (chronostrat): MaastrichtianType locality: Holotype from a section situated on the left side of the Gave de Pau river, about 2-300 m SE of the village of Bellocq, Ruisseau de lEsperance, near Puyoo and the National Road 117, between Bayonne and Pau, Basses-Pyrenees Dept., France.Type repository: Basel, CH; Natural History Museum
Original Description Umbilical Side -Primary aperture umbilical. -Sutures straight to curved, often depressed. -7 to 9 chambers, trapezoidal to rectangular, with flat or convex, smooth surface. -Adumbilical ridges developed on all chambers, oblique; sutural ridges sometimes enveloped by succeeding chambers. -Umbilicus: a little more than 1/3 of the maximum diameter. -Umbilical system composed of large tegilla, each tegillum covering a large part of the umbilicus. Spiral Side -Outline typically lobate. -Sutures curved to straight, raised and beaded, joining the spiral suture at almost right angles. -Chambers typically petaloid with a smooth and flat surface. -Chambers increasing slowly in size as added. Lateral View -Trochospire of variable height. -Profile symmetrical or asymmetrical due to higher convexity of the umbilical side. -One peripheral keel. Size: 0.8 to 0.9 mm.
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Robaszynski et al 1983_7f1-70.jpg
Robaszynski et al 1983_7f1-70.jpg
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