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Spirifer distefanii
Taxonomy
Spirifer distefanii was named by Gemmellaro (1899).
It was recombined as Spiriferina destefanoi by de Gregorio (1930).
It was recombined as Spiriferina destefanoi by de Gregorio (1930).
Sister species lacking formal opinion data
S. acutosinu, S. allatus, S. arkansanus, S. audaculus, S. bifurcatus, S. casteri, S. clathratus, S. convolutus, S. coplowensis, S. crassus, S. crispatus, S. datsanensis, S. duplicicostus, S. floydensis, S. forbesi, S. furcatus, S. gancaohuensis, S. grandicostatus, S. greenockensis, S. keokuk, S. kingi, S. konincki, S. louisianensis, S. macrothyris, S. marcyi, S. marionensis, S. matheri, S. mosquensis, S. mundulus, S. occidus, S. opinius, S. osbonei, S. osbornei, S. pellensis, S. planicostus, S. platynotus, S. raymondi, S. rowleyi, S. S. centronatus Winchell, S. S. grimesi Hall, S. shepardi, S. shephardi, S. stratiformis, S. striatiformis, S. sulcatus, S. thetides, S. vanuxemi, S. vernonensis, S. veronensis, S. vespertilio, S. washingtonensis, S. welleri, S. winchelli, S. fusiformis, S. gortanii, S. subspeciosus, S. contractus
Synonymy list
| Year | Name and author |
|---|---|
| 1899 | Spirifer distefanii Gemmellaro p. 164 figs. Pl 36, figs 18-20 |
| 1903 | Spirifer distefanii Diener p. 189 figs. Pl 9, figs 2-4 |
| 1930 | Spiriferina destefanoi de Gregorio p. 19 |
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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.
†Spirifer distefanii Gemmellaro 1899
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 5 | 14.8 | 10.0 | 20.0 | 15.0 | 3.56 |
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| Source: g = genus, o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013, Hendy 2009 | |||||
Age range: base of the Wordian to the top of the Wuchiapingian or 266.90000 to 254.17000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wordian | Italy | Spirifer distefanii (108566 108673) Spiriferina destefanoi (233340) | |
| Wuchiapingian | India | Spirifer distefanii (230621 230627 230635 230636) |