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Neograhamites
Taxonomy
Neograhamites was named by Spath (1953) [Sepkoski's age data: K Maes-u Sepkoski's reference number: 971]. Its type is Neograhamites kiliani.
It was assigned to Kossmaticeratidae by Henderson (1970); to Kossmaticeratinae by Henderson and McNamara (1985); and to Ammonoidea by Sepkoski (2002).
It was assigned to Kossmaticeratidae by Henderson (1970); to Kossmaticeratinae by Henderson and McNamara (1985); and to Ammonoidea by Sepkoski (2002).
Species
Species lacking formal opinion data
Synonymy list
Year | Name and author |
---|---|
1953 | Neograhamites Spath p. 27 |
1970 | Neograhamites Henderson p. 59 |
1985 | Neograhamites Henderson and McNamara p. 71 |
2002 | Neograhamites 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. †Neograhamites Spath 1953
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†Neograhamites carnarvonensis Henderson and McNamara 1985
†Neograhamites kiliani Spath 1953
†Neograhamites taylori Spath 1953
†Neograhamites transitorius Henderson 1970
Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
---|---|---|---|---|---|---|---|
shell height | 4 | 17.3 | 13.4 | 21.7 | 17.5 | 3.49 | |
shell diameter | 4 | 47.0 | 32.0 | 62.0 | 49.5 | 12.3 | |
shell inflation | 4 | 18.5 | 9.90 | 27.3 | 20.8 | 7.24 |
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Source: o = order, c = class | |||||
References: Kiessling 2004, Kiessling 2003 |
Age range: base of the Campanian to the top of the Late/Upper Campanian or 83.60000 to 70.60000 Ma
Collections (11 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Piripauan | New Zealand (Northland) | N. transitorius (233887) | |
Campanian | Antarctica | N. kiliani (166163) N. kiliani, N. taylori (166165) N. morenoi, N. taylori (83352) N. sp. (83566) N. taylori (166105) | |
Late/Upper Campanian | Antarctica | N. kiliani (83387) N. morenoi (83390) N. sp. 1 (83385) N. sp. 2, N. kiliani (83386) | |
Maastrichtian | Australia (Western Australia) | N. carnarvonensis (157785) |