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Rhizammina
Taxonomy
Rhizammina was named by Brady (1879) [Sepkoski's age data: R]. It is extant. It was considered unknown by Brady (1879).
It was assigned to Rhabdammininae by Loeblich and Tappan (1988); to Rhizamminidae by Brady (1879), Cushman (1927) and Morlotti (1988); and to Foraminiferida by Sepkoski (2002).
It was assigned to Rhabdammininae by Loeblich and Tappan (1988); to Rhizamminidae by Brady (1879), Cushman (1927) and Morlotti (1988); and to Foraminiferida by Sepkoski (2002).
Species lacking formal opinion data
Synonymy list
Year | Name and author |
---|---|
1879 | Rhizammina Brady |
1927 | Rhizammina Cushman p. 7 |
1988 | Rhizammina Loeblich and Tappan |
1988 | Rhizammina Morlotti p. 275 |
2002 | Rhizammina Sepkoski |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
G. Rhizammina Brady 1879
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Diagnosis
Reference | Diagnosis | |
---|---|---|
H. B. Brady 1879 | Test free, tubular, branching, flexible; forming tangled weed-like tufts of indefinite size. Texture chitino-arenaceous, slightly rough externally; colour brown. |