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Lytoceras cornucopia
Taxonomy
Ammonites cornucopia was named by Young and Bird (1822). It is the type species of Thysanoceras.
It was recombined as Thysanoceras cornucopia by Hyatt (1867); it was recombined as Lytoceras cornucopia by Howarth (1962), Delsate and Weis (2010), Kovács (2011).
It was recombined as Thysanoceras cornucopia by Hyatt (1867); it was recombined as Lytoceras cornucopia by Howarth (1962), Delsate and Weis (2010), Kovács (2011).
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 |
|---|---|
| 1822 | Ammonites cornucopia Young and Bird p. 252 figs. Pl 12, fig 16 |
| 1867 | Thysanoceras cornucopia Hyatt pp. 86, 96 |
| 1962 | Lytoceras cornucopia Howarth p. 405 |
| 2010 | Lytoceras cornucopia Delsate and Weis figs. Pl 4, fig 2 |
| 2011 | Lytoceras cornucopia Kovács p. 14 figs. Pl 4, figs 3,4 |
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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 cornucopia Young and Bird 1822
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| height | 1 | 56.0 | |||||
| diameter | 1 | 140.0 | |||||
| inflation | 1 | 51.0 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: base of the Early/Lower Toarcian to the top of the Thouarsense or 184.20000 to 174.70000 Ma
Collections (33 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Toarcian | Slovakia | Lytoceras cornucopia (218343) | |
| Falciferum | France (Deux-Sevrès) | Lytoceras cornucopia (147151) | |
| Falciferum | Hungary | Lytoceras cornucopia (147266 147267 148258 148259 148260 148261 148262 148264 148265 148267 148268) | |
| Falciferum | Italy | Lytoceras cornucopia (145309) | |
| Bifrons | Italy | Lytoceras cornucopia (147027 147034 147040 147041) | |
| Bifrons | United Kingdom (Yorkshire) | Lytoceras cornucopia (147876 147881 147882) | |
| Bifrons | Hungary | Lytoceras cornucopia (147237 147254 147261 148255 148256) | |
| Bifrons | France | Lytoceras cornucopia (148788) | |
| Levesquei | Hungary | Lytoceras cornucopia (146435 146438 146439) | |
| Variabilis | Luxembourg | Lytoceras cornucopia (141384) | |
| Thouarsense | Hungary | Lytoceras cornucopia (147229 147230) |