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Eodimerocrinites
Taxonomy
Eodimerocrinites was named by Donovan and Gilmour (2003). Its type is Eodimerocrinites littlewoodi.
It was assigned to Dimerocrinitidae by Donovan and Gilmour (2003).
It was assigned to Dimerocrinitidae by Donovan and Gilmour (2003).
Species
E. littlewoodi (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 2003 | Eodimerocrinites Donovan and Gilmour p. 156 |
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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. †Eodimerocrinites Donovan and Gilmour 2003
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†Eodimerocrinites littlewoodi Donovan and Gilmour 2003
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| Donovan and Gilmour 2003 | Column heteromorphic, circular in section, composed of numerous, low columnals. Calyx broad and ?kylixiform (sensu Warn & Strimple 1977). Basals low, broad and triangular; ®ve large heptagonal radials and a large primanal form the radial circlet. Primanal similar in appearance to radial plates and supporting ?three plates. Anal series consisting of small plates arranged in a regular series. Priminterbrachials high. Basals, radials, ®xed brachials, priminterbrachials and plates of the anal series bear a sculpture of tubercles. Twenty long, gracile free arms. Arms uniserial and ®xed below SBr2, becoming biserial shortly above the secundaxilliary. Pinnules long. |