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Baculogypsina
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Rotalina
Superfamily:
Rotaliacea
Family:
Calcarinidae
Formal Genus Name and Reference:
Baculogypsina Sacco, 1893, *1607, p. 206
Type Species:
Orbitolina sphaerulata Parker & JONES, 1860, *1417d, p. 34, OD (M)
Images
(Click to enlarge in a new window)
Fig. 501,1-3. *B. sphaeru/a/a (PARKER & JONES), Rec., Fiji Is. (1), Pleist., Saipan (2,3); 1, side view of paratype, X20 (*2117); 2, equat. sec., X53 ("364); 3, axial sec., X27 (*364)
Synonyms
Taurogypsina
Geographic Distribution
Eu.-Pac.O
Age Range
Beginning Stage in Treatise Usage:
Mio.
Beginning International Stage:
Aquitanian
Fraction Up In Beginning Stage:
0
Beginning Date:
23.04
Ending Stage in Treatise Usage:
Rec.
Ending International Stage:
Meghalayan
Fraction Up In Ending Stage:
100
Ending Date:
0
Description
Test free, periphery lobulated, with few coarse radial spines, early stage trochospiral, juvenarium or embryonic apparatus distinct, consisting of spherical proloculus followed by 1.5 whorls of planispirally arranged chambers, without canal system but with umbilical plugs on one side, later chambers arranged in radially disposed layers with numerous thin, conical pillars interspersed, ends of the pillars projecting at surface as tubercles; wall of chamber roofs and Roors finely perforate, radial spines arising from juvenarium in its plane of coiling, of solid supplementary shell material, pierced by anastomosing canals and covered with several layers of chambers except at tip.
References
Sacco, Federico, 1893, Sur quelques Tinoporinae du Miocène de Turin: Soc. Belge. Géol. \& Paléont. Hydr., v. 7 (1893-94), p. 204-207.
Museum or Author Information
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Rotalina
Superfamily:
Rotaliacea
Family:
Calcarinidae
Formal Genus Name and Reference:
Baculogypsina Sacco, 1893, *1607, p. 206
Type Species:
Orbitolina sphaerulata Parker & JONES, 1860, *1417d, p. 34, OD (M)
Images
(Click to enlarge in a new window)
Fig. 501,1-3. *B. sphaeru/a/a (PARKER & JONES), Rec., Fiji Is. (1), Pleist., Saipan (2,3); 1, side view of paratype, X20 (*2117); 2, equat. sec., X53 ("364); 3, axial sec., X27 (*364)
Synonyms
Taurogypsina
Geographic Distribution
Eu.-Pac.O
Age Range
Beginning Stage in Treatise Usage:
Mio.
Beginning International Stage:
Aquitanian
Fraction Up In Beginning Stage:
0
Beginning Date:
23.04
Ending Stage in Treatise Usage:
Rec.
Ending International Stage:
Meghalayan
Fraction Up In Ending Stage:
100
Ending Date:
0
Description
Test free, periphery lobulated, with few coarse radial spines, early stage trochospiral, juvenarium or embryonic apparatus distinct, consisting of spherical proloculus followed by 1.5 whorls of planispirally arranged chambers, without canal system but with umbilical plugs on one side, later chambers arranged in radially disposed layers with numerous thin, conical pillars interspersed, ends of the pillars projecting at surface as tubercles; wall of chamber roofs and Roors finely perforate, radial spines arising from juvenarium in its plane of coiling, of solid supplementary shell material, pierced by anastomosing canals and covered with several layers of chambers except at tip.
References
Sacco, Federico, 1893, Sur quelques Tinoporinae du Miocène de Turin: Soc. Belge. Géol. \& Paléont. Hydr., v. 7 (1893-94), p. 204-207.