Ammolagena clavata ( Jones and Parker, 1860 )
publication ID |
https://doi.org/ 10.26879/660 |
persistent identifier |
https://treatment.plazi.org/id/03B7056B-2B59-0A22-FCB6-F9D9FECCFDAA |
treatment provided by |
Felipe |
scientific name |
Ammolagena clavata ( Jones and Parker, 1860 ) |
status |
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Ammolagena clavata ( Jones and Parker, 1860) View in CoL
Figure 14.1-2 View FIGURE 14
1860 Trochammina irregularis (d'Orbigny) var. clavata ; Jones and Parker, p. 304.
1884 Webbina clavata Jones and Parker ; Brady, p. 349-350, pl. 41I, figs. 12-16 (cum syn.).
2004 Ammolagena clavata (Jones and Parker) ; Nigam, Mazumder, and Saraswat, p. 74, pl. 1, fig. a-d.
Material. 96 specimens from 20 samples.
Description. Test attached, large inflated and ovoid proloculus, followed by an undivided elongate irregular tube-like chamber, not increasing in size. Wall smooth, thin, finely agglutinated. Two apertures, one at the base of the proloculus as a simple opening surrounded by a lip, one at the end of the tube-like chamber.
Distribution. Cosmopolitan, known from the Cretaceous to Recent, recently signaled in the Indian Ocean ( Nigam et al., 2004).
Remarks. Attached form, sometimes encrusting Rhabdamminids, Ammodiscus or lituolids.
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