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Lytoceras celticum
Taxonomy
Lytoceras celticum was named by Geyer (1886).
Sister species lacking formal opinion data
L. altum, L. ceratophagum, L. cornucopiae, L. densifibriatum, L. densifimbriatum, L. densifimbriatus, L. dilucidum, L. fibriatum, L. hircinum, L. ktenasi, L. mahafalense, L. onychograptum, L. ophioneum, L. orsini, L. penicillatum, L. phaestus, L. polyanchomenum, L. polycyclum, L. porlaeve, L. puezanum, L. raricinctum, L. sauclum, L. strambergense, L. subescens, L. taharoense, L. taharosense, L. torulosum, L. cinctum, L. varagurense, L. annibal
Synonymy list
| Year | Name and author |
|---|---|
| 1886 | Lytoceras celticum Geyer p. 227 figs. Pl 2, figs 4,5 |
| 2002 | Lytoceras celticum Rakús and Guex p. 64 figs. Pl 3, figs 4,5; text-fig 49 |
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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.
†Lytoceras celticum Geyer 1886
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 3 | 47.8 | 26.6 | 65.0 | 63.0 | 21.6 | |
| shell diameter | 3 | 134.3 | 72.0 | 185.0 | 182.0 | 64.4 | |
| shell inflation | 3 | 57.0 | 30.0 | 80.0 | 77.0 | 28.0 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: Semicostatum or 199.50000 to 192.90000 Ma
Collections (26 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Sinemurian | Morocco | Lytoceras celticum (200470 200476 200507 200508 200509 200510 200517 200520 200522 200524 200527 200581 200582 200583 200585 200587 200592 200597 200600 200601 200604 200605 200610) | |
| Oxynotum | Tunisia | Lytoceras celticum (170506 170512) | |
| Semicostatum | Tunisia | Lytoceras celticum (170502) |