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Spirifer opimus
Taxonomy
Spirifer opimus was named by Hall (1858) [does not include Spirifer opimus Hall sensu Morningstar 1922 p. 188-189 pl. 9 f. 13-20 (Hoare 1961).]. It is not a trace fossil.
It was recombined as Spirifer (Trigonotreta) opimus by Meek (1877).
It was recombined as Spirifer (Trigonotreta) opimus by Meek (1877).
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
Synonymy list
| Year | Name and author |
|---|---|
| 1858 | Spirifer opimus Hall p. 711 figs. pl. 28 f. 1a-b |
| 1877 | Spirifer (Trigonotreta) opimus Meek p. 88 figs. Plate 9, fig. 6 |
| 1932 | Spirifer opimus Dunbar and Condra pp. 320-322 figs. pl. 41 f. 10-11c |
| 1953 | Spirifer opimus Chronic p. 58 figs. Pl 5, figs 6,7 |
| 1957 | Spirifer opimus Elias pp. 515-517 figs. pl. 57 f. 4-5 |
| 1961 | Spirifer opimus Hoare pp. 70-71 figs. pl. 9 f. 1-3 |
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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 opimus Hall 1858
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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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 Serpukhovian to the top of the Moscovian or 330.90000 to 307.00000 Ma
Collections (16 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Mississippian | USA (Utah) | Spirifer opimus (12344) | |
| Serpukhovian | USA (Oklahoma) | Spirifer opimus (5611) | |
| Morrowan | USA (Nevada) | Spirifer opimus (12782) | |
| Morrowan | USA (Ohio) | Spirifer opimus (184125 184128 184131) | |
| Bashkirian - Moscovian | Peru (Junin) | Spirifer opimus (41387) | |
| Bashkirian - Moscovian | Peru (Piura) | Spirifer opimus (41392) | |
| Atokan | USA (Missouri) | Spirifer opimus (70480) | |
| Moscovian | Peru (Puno) | Spirifer opimus (41339) | |
| Moscovian | Peru (Junin) | Spirifer opimus (41380) | |
| Desmoinesian | USA (Missouri) | Spirifer opimus (70255 70258 70291 70309 70474) |