WoRMS taxon details
original description
Chapman, F. (1906). On some Foraminifera and Ostracoda obtained off Great Barrier Island, New Zealand. <em>Transactions and Proceedings of the New Zealand Institute.</em> 38 (n.s., 21): 77-112. page(s): p. 83 [details]
original description
(of Arbrachysiphon 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. <em>Ergebnisse der Plankton-Expedition der Humboldt-Stiftung.</em> Bd.3 L.c.: 332-476., available online at https://www.biodiversitylibrary.org/page/2124278 [details]
From editor or global species database
Diagnosis Test free, subcylindrical; wall with a distinct proteinaceous inner layer, and an outer layer of coarse particles including tests of other foraminifers, agglutinated in a finer ground mass; aperture terminal, rounded, bordered by a thickened extension of the organic lining. Holocene, at 220 m; S. Pacific: off New Zealand, North Island. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
Grammatical gender The ICZN specifies: "30.1.2. a genus-group name that is or ends in a Greek word transliterated into Latin without other changes takes the gender given for that word in standard Greek dictionaries."
σίφων is masculine in ancient Greek, the genus is masculine. [details]
From editor or global species database
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