Cryptodifflugia oviformis, Penard, 1890, 1977

Bobrov, Anatoly & Mazei, Yuri, 2017, A review of testate amoeba genus Cryptodifflugia Penard, 1890 (Phryganellina: Cryptodifflugiidae) with a key to species, Zootaxa 4282 (2), pp. 292-308 : 301

publication ID	https://doi.org/10.11646/zootaxa.4282.2.4
publication LSID	lsid:zoobank.org:pub:CB1CD0B8-797B-4F2D-B100-C12E20AA092E
persistent identifier	https://treatment.plazi.org/id/C15DE32E-346E-5E10-0CF4-15F1FD42F90D
treatment provided by	Plazi (2017-06-26 12:28:41, last updated 2017-06-26 12:31:01)
scientific name	Cryptodifflugia oviformis
status

Treatment

C. oviformis Penard, 1890

Figs 5 g, 5h, 5i, 5j, 5k

Difflugiella oviformis in Bonnet et Thomas, 1955 ; Cryptodifflugia operculata Page, 1966

Original description. Penard 1890, P. 168, Table 7, Figs 95–107.

Description. Shell colorless, oval, with smooth surface, the shell wall is composed of two layers, a thin outer covering of organic material and a thick inner layer of amorphous calcium phosphate, the aperture is terminal, circular and bordered by a small organic collar.

Measurements. Shell length 13–26 µm, shell width 8.0–20.7 µm, diameter of aperture 3.0–6.9 µm.

Habitat. Freshwater sediments, Sphagnum mosses, wet green mosses, aquatic plants, acid soil.

Geographical distribution. Cosmopolitan.

References

Page, F. C. (1966) Cryptodifflugia operculata n. sp. (Rhizopodea: Arcellinida, Cryptodifflugiidae) and the status of the genus Cryptodifflugia. Transactions of the American Microscopical Society, 85, 506 - 515.

Penard, E. (1890) Etudes sur les Rhizopodes d'eau douce. Memoires de la Societe de Physique et d'Histoire Naturelle de Geneve, 31, 1 - 230.