3 edition of Foraminifera found in the catalog.
Source title: Foraminifera: 6 No 2
|Statement||Franklin Classics Trade Press|
|Publishers||Franklin Classics Trade Press|
|LC Classifications||Nov 08, 2018|
|The Physical Object|
|Pagination||xvi, 106 p. :|
|Number of Pages||93|
nodata File Size: 10MB.
4 1994 Lagenammina arenulata Skinner ; Jones, p. Test long, distal end bluntly pointed, wall calcareous, perforate, surface ornamented with fine spines; chambers subglobular, biserially arranged, rapidly increasing in size; periphery Foraminifera, sutures depressed and curved; aperture terminal, round on a cylindrical neck, bordered by a thin rim.
These sea-surface dwellers evolved faster than most of their benthic counterparts making them more suitable as biostratigraphic markers. Test oval, wall calcareous, imperforate, surface reticulate, ornamented with transverse ribs; chambers inflated, chamber arrangement quinqueloculine, coiling partially evolute; aperture U-shaped in younger forms, cribrate, sieve-like in adults produced by the coalescence of teeth.
Foraminifera granulata Costa, 1855 1855 Textularia sagittula Defrance var. 1, 4 1993 Labrospira jeffreysii Williamson ; Hottinger, Halicz and Reiss, p.
Test triangular, Foraminifera arenaceous, surface smooth; chambers broad Foraminifera the apertural end, pointed at the aboral end, angular on both sides; periphery acutely angled, sutures distinct, depressed; apertural side truncate, aperture terminal, low, slit-like depression. 2 Remarks: The wall is porcelaneous and imperforate. Test small, asymmetrical, wall calcareous, finely perforate, surface smooth, granular pustules filling the umbilicus, apertural side and to Foraminifera little extent along the sutures; chambers slightly inflated, rapidly increasing in size, planispirally arranged, coiling involute; periphery subrounded, sutures distinct, very slightly depressed and curved; aperture an interiomarginal, narrow, equatorially placed slit at the base of the apertural face.
concava Wiesner, 1913 1913 Spiroloculina acutimargo Brady var. 2010 Uvigerina mediterranea Hofker; Margreth, p.
2010 Triloculina trigonula Lamarck ; Margreth, p.
Test large, asymmetrical, cross section sigmoidal, wall calcareous, finely perforate, surface smooth; final chambers enveloping the initial ones on one side, coiling partially evolute on the other side; sutures slightly depressed; aperture terminal, radiate.
1, 2 1991 Bigenerina nodosaria d'Orbigny; Cimerman and Langer, p.