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Lunuloceras
Taxonomy
Lunuloceras was named as a genus. It is not extant.
It was reranked as Hecticoceras (Lunuloceras) by Bonarelli (1893).
It was assigned to Hecticoceras by Bonarelli (1893); to Hecticoceratinae by Arkell et al. (1957); and to Ammonoidea by Sepkoski (2002).
It was reranked as Hecticoceras (Lunuloceras) by Bonarelli (1893).
It was assigned to Hecticoceras by Bonarelli (1893); to Hecticoceratinae by Arkell et al. (1957); and to Ammonoidea by Sepkoski (2002).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1893 | Hecticoceras (Lunuloceras) Bonarelli |
| 1957 | Lunuloceras Arkell et al. p. 276 |
| 2002 | Lunuloceras Sepkoski |
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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. †Lunuloceras
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†Lunuloceras grossouvrei Parona and Bonarelli 1895
†Lunuloceras lunula Reinecke 1818
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Invalid names: Lunuloceras pompeckyi Parona and Bonarelli 1895 [synonym]
†Lunuloceras lunuloides Kilian 1889
†Lunuloceras orientale d'Orbigny 1850
†Lunuloceras orientale ankazoabensis Collignon 1958
†Lunuloceras pauper Parona and Bonarelli 1895
†Lunuloceras perlatum Quenstedt 1887
†Lunuloceras pleurospanium Parona and Bonarelli 1895
†Lunuloceras richei Lemoine 1932
†Lunuloceras taeniolatum Bonarelli 1893
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 12 | 13.1 | 9.00 | 17.0 | 13.4 | 2.09 | |
| shell diameter | 12 | 30.9 | 24.5 | 40.0 | 31.2 | 4.46 | |
| shell inflation | 12 | 8.81 | 6.00 | 12.0 | 8.80 | 2.01 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: base of the Early/Lower Callovian to the top of the Early/Lower Oxfordian or 165.30000 to 154.80000 Ma
Collections (36 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Callovian | China | L. virgatum (64862) | |
| Early/Lower Callovian | Switzerland | L. lunuloides, L. taeniolatum, L. perlatum (171556) | |
| Early/Lower Callovian | Madagascar | L. orientale (234094) | |
| Late/Upper Callovian | Switzerland | L. lunula (171588 171598) L. lunula, L. grossouvrei (171589) L. lunula, L. lunuloides, L. grossouvrei, L. pleurospanium, L. richei (171552) L. lunuloides (171583 171601 171628 171629 171630 171631) L. lunuloides, L. grossouvrei, L. pauper, L. pleurospanium (171572) L. sp., L. lunuloides, L. pleurospanium (171565) | |
| Late/Upper Callovian | Madagascar | L. orientale (234132) | |
| Late/Upper Callovian | France | L. lunuloides (60440) | |
| Late/Upper Callovian | Germany | Hecticoceras sp. (62287) Hecticoceras spp. (62283) | |
| Middle Callovian | Madagascar | L. lunula, L. lunuloides (98156) | |
| Middle Callovian | Iran | Hecticoceras pseudopunctatum (68073) | |
| Middle Callovian | Switzerland | L. lunuloides (171627) | |
| Middle Callovian | France | L. fallax, L. subnodosum (169953) L. michailowense, L. sinuicostatum, L. faurei (60436) L. praealpinum, L. brighti (60434) L. pseudopunctatum, L. lunula, L. richei (60540) L. sp. (60562 60564 60617 60618) L. submatheyi (60542) | |
| Middle Callovian - Late/Upper Callovian | Switzerland | L. lunula (171568 171624) | |
| Early/Lower Oxfordian | Switzerland | L. lunuloides (171566) L. pleurospanium (171625) | |
| Early/Lower Oxfordian | France | L. matheyi, L. pseudopunctatum, L. pawlovi (12266) |