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Hamulina
Taxonomy
Hamulina was named by d'Orbigny (1850) [Sepkoski's age data: K Barr-l]. Its type is Hamulina astieriana.
It was assigned to Ptychoceratidae by Wright (1952); to Ammonoidea by Sepkoski (2002); and to Hamulinidae by Klein et al. (2007).
It was assigned to Ptychoceratidae by Wright (1952); to Ammonoidea by Sepkoski (2002); and to Hamulinidae by Klein et al. (2007).
Species
H. aldersona, H. astieriana (type species)
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1850 | Hamulina d'Orbigny p. 66 |
| 1952 | Hamulina Wright |
| 2002 | Hamulina Sepkoski |
| 2007 | Hamulina Klein et al. p. 271 |
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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. †Hamulina d'Orbigny 1850
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†Hamulina aldersona Anderson 1938
†Hamulina astieriana d'Orbigny 1850
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: base of the Berriasian to the top of the Early/Lower Cenomanian or 143.10000 to 93.90000 Ma
Collections (19 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Berriasian - Valanginian | Colombia | H. sp. (83869) | |
| Late/Upper Hauterivian | Hungary | H. spp., H. astieriana (61566) | |
| Barremian | Spain (Jaen) | H. silesiaca (2265 2273 2274 2275 2276) | |
| Barremian | Spain (Murcia) | H. silesiaca (2346) | |
| Barremian | Trinidad and Tobago | H. sp. (68921) | |
| Early/Lower Barremian | Mexico | H. sp. (60777 60779 60781) | |
| Early/Lower Barremian | Hungary | H. sp. (86347 86348) | |
| Late/Upper Barremian | Italy | H. sp. (71828) | |
| Late/Upper Aptian | USA (California) | H. aldersona (216341 216432) | |
| Early/Lower Albian | Mexico (Chihuahua) | H. sp. (88250) | |
| Early/Lower Cenomanian | Mexico (Zacatecas) | H. sp. (87607) |