Cyclammina placenta ( Reuss, 1851 )
publication ID |
https://doi.org/ 10.26879/660 |
persistent identifier |
https://treatment.plazi.org/id/03B7056B-2B60-0A1A-FC75-F910FDECFDF7 |
treatment provided by |
Felipe |
scientific name |
Cyclammina placenta ( Reuss, 1851 ) |
status |
|
Cyclammina placenta ( Reuss, 1851) View in CoL
Figure 21.15 View FIGURE 21
1851 Nonionina placenta ; Reuss, p. 72, pl. 5, fig. 33.
1981 Cyclammina placenta Reuss ; Gradstein and Berggren, p. 254, pl. 7, figs. 4-8.
1989 Reticulophragmium placenta (Reuss) ; Kaminski, Gradstein, and Berggren, pl. 5, fig. 3a-b.
2005 Cyclammina placenta (Reuss) ; Kaminski and Gradstein, p. 480, pl. 119, figs. 1-6.
Material. Eight specimens from four samples.
Description. Test free, flattened and narrow, planispiral coil with acute periphery. The number of chambers in the last whorl is variable and dependent to the dimension of the test. Sutures sigmoidal.
Distribution. Eocene–Miocene ( Kaminski and Gradstein, 2005).
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.