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Stelechophyllum birdi
Taxonomy
Lithostrotionella birdi was named by Armstrong (1970). It is not extant.
It was recombined as Stelechophyllum birdi by Sando (1983).
It was recombined as Stelechophyllum birdi by Sando (1983).
Synonymy list
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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.
†Stelechophyllum birdi Armstrong 1970
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| W. J. Sando 1983 | Stelechophyllum? with corallite diameter 3.5 to 7.5 mm and 15 to 20 major septa of variable length that seldom join the columella and may or may not ex-tend into the dissepimentarium. Minor septa absent to poorly developed. Columella absent to weakly devel-oped. Dissepimentarium composed of 1 to 2 rows of mostly large inflated dissepiments. Axial tabulae flat to flattened tent-shaped, spaced 2 in 1 mm. Peripheral tabellae absent to poorly developed. Ratio of tabularium width to corallite diameter about 0.6. Increase is peripheral. |