Nomenclature
original description
Brady, H. B. (1879). Notes on some of the reticularian Rhizopoda of the "Challenger" Expedition; Part I. On new or little known arenaceous types. Quarterly Journal of Microscopical Sciences. 19: 20-67., available online at https://www.biodiversitylibrary.org/page/14704208
page(s): p. 39 [details]
original description
(of Arrhizammum Rhumbler, 1913) Rhumbler, L. (1913). Die Foraminiferen (Talamophoren) der Plankton-Expedition. Zugleich Entwurf eines natürlichen Systems der Foraminiferen auf Grund selektionistischer und mechanisch-physiologischer Faktoren. Zweiter Teil : Systematik. Ergebnisse der Plankton-Expedition der Humboldt-Stiftung. Bd.3 L.c.: 332-476., available online at https://www.biodiversitylibrary.org/page/2124278 [details]
basis of record
Gross, O. (2001). Foraminifera, in: Costello, M.J. et al. (Ed.) (2001). European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels, 50: pp. 60-75 (look up in IMIS) [details]
Other
Present
Inaccurate
Introduced: alien
Containing type locality
From editor or global species database
Diagnosis Test elongate, tubular, branching dichotomously but sparsely; wall thin and flexible, with large amount of organic material and with embedded sand grains, tests of other foraminifers, or radiolarians; aperture at the ends of the tubes. Holocene, in deep water, 1,260m to 5,800 m; N. and S. Atlantic; N. and S. Pacific. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
From editor or global species database