CATALOG OF ORIGINAL DESCRIPTIONS: Globorotalia limbata subsp. oregope Fordham 1986
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Original Description Moderately large, robust; slightly elevated sinistral trochospire, tight. Equatorial outline circular, very weakly lobate; lateral outline moderately convex dorsally, moderately vaulted ventrally. Chambers angular-truncate, closely appressed, at least 10 in total, 5 in final whorl; increase moderate. Dorsal view: chambers longer concentrically, flat; sutures flush; intercameral sutures directed and smoothly curved posteriorly; spiral suture and last-2 intercameral sutures of final whorl limbate. Ventral view: chambers highly inflated; intercameral sutures shallow, sinuous, meet at slightly open umbilicus; aperture umbilical--extraumbilical, interiomarginal, low. Lateral view: periphery keeled, fairly thick in early chambers of final whorl; dorsal face slightly convex; ventral face concave adjacent to keel, then smoothly convex; umbilical shoulder smoothly rounded; final chamber reduced. Wall finely and densely perforate, pustulose near aperture. Size: Length, 335 µm; width 335 µm; height, 225 µm. Etymology: Greek, orego, stretch out; ope (f.), opening, hole. Extra details from original publication Description based on: Common material. Holotype fig.: Fordham 1986 Pl. 23, fig. 3.
References:
Fordham, B. G. (1986). Miocene-Pleistocene planktic foraminifers from D.S.D.P. Sites 208 and 77, and phylogeny and classification of Cenozoic species. Queensland, Australia. (6): 1-224. gs
Globorotalia limbata oregope compiled by the pforams@mikrotax project teamviewed: 14-11-2025
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Fordham 1986 pl23-fig3.JPG
Fordham 1986 pl23-fig3.JPG
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