Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Grammoceras
Taxonomy
Grammoceras was named as a genus. It is not extant.
It was reranked as Arieticeras (Grammoceras) by Gemmellaro (1885); it was reranked as Harpoceras (Grammoceras) by Thevenin (1908).
It was assigned to Arieticeras by Gemmellaro (1885); to Harpoceras by Thevenin (1908); to Ammonoidea by Sepkoski (2002); and to Grammoceratinae by Howarth (2013).
It was reranked as Arieticeras (Grammoceras) by Gemmellaro (1885); it was reranked as Harpoceras (Grammoceras) by Thevenin (1908).
It was assigned to Arieticeras by Gemmellaro (1885); to Harpoceras by Thevenin (1908); to Ammonoidea by Sepkoski (2002); and to Grammoceratinae by Howarth (2013).
Species
Species lacking formal opinion data
Synonyms
|
Synonymy list
Is something missing? Join the Paleobiology Database and enter the data
|
|
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. †Grammoceras
show all | hide all
†Grammoceras normanianum d'Orbigny 1900
†Grammoceras penestriatulum Buckman 1902
hide
Invalid names: Costigrammoceras costigerum Buckman 1926 [synonym]
†Grammoceras striatulum Sowerby 1825
†Grammoceras thouarsense d'Orbigny 1844
†Grammoceras timorense Krumbeck 1923
Invalid names: Costigrammoceras Buckman 1926 [synonym]
Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
---|---|---|---|---|---|---|---|
height | 2 | 31.0 | - | - | 31.0 | - | |
diameter | 2 | 97.6 | 80.8 | 118.0 | 99.4 | 26.3 | |
inflation | 2 | 44.3 | 38.4 | 51.0 | 44.7 | 8.91 | |
shell height | 25 | 17.9 | 11.8 | 33.0 | 17.0 | 6.09 | |
shell diameter | 25 | 54.8 | 30.5 | 107.4 | 52.7 | 23.5 | |
shell inflation | 25 | 22.2 | 10.5 | 48.4 | 20.3 | 11.7 |
|
|
||||
|
|
||||
|
|
||||
|
|
||||
Source: o = order, c = class | |||||
References: Kiessling 2003, Kiessling 2004 |
Age range: base of the Sinemurian to the top of the Early/Lower Aalenian or 199.30000 to 171.60000 Ma
Collections (70 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Sinemurian | Indonesia (Timor) | G. timorense (205680) | |
Toarcian | Svalbard and Jan Mayen | G. saemanni (213099) | |
Toarcian | Chile (Atacama) | G. sp. (221805 221828) | |
Toarcian | Canada (Yukon) | G. sp. (53224 53236) | |
Toarcian | Germany (Bavaria) | G. thouarsense (49708) | |
Toarcian | France | G. sp. (210864) G. sp., G. thouarsense, G. striatulum (210878) G. thouarsense (210820) G. thouarsense, G. striatulum (210861) | |
Levesquei | Germany | G. thouarsense (59522) | |
Middle Toarcian - Late/Upper Toarcian | Canada (British Columbia) | G. sp., G. thouarsense (53091) | |
Late/Upper Toarcian | Canada (British Columbia) | G. sp. (56405 56418 59529 59533 59548) G. thouarsense (56411 56414 57792 57793 57794) | |
Late/Upper Toarcian | France | G. sp., G. thouarsense, G. penestriatulum (161668) | |
Late/Upper Toarcian | United Kingdom (Yorkshire) | G. penestriatulum (220498) G. sp. (220486 220487 220488 220492) | |
Late/Upper Toarcian | Slovakia | G. thouarsense (218344) | |
Thouarsense | France (Vendée) | G. penestriatulum (148981) | |
Thouarsense | France (Deux-Sèvres) | G. penestriatulum (148982 148983 148984) G. thouarsense (148975 148978 148980) G. thouarsense, G. penestriatulum (148979) | |
Thouarsense | Spain | G. peneglabrum (146977) G. penestriatulum (146978 146979 146983) | |
Thouarsense | France (Deux-Sevrès) | G. comptum, G. thouarsense, G. penestriatulum (140872 147169) G. penestriatulum (140873 147170) | |
Thouarsense | Hungary | G. striatulum (147229) G. thouarsense (107909 108463 108477 108573 108589 108626 108627 108679 147230) | |
Thouarsense | France (Vienne) | G. thouarsense (148977) G. thouarsense, G. penestriatulum (148976) | |
Thouarsense | Luxembourg | G. thouarsense (141386 141389 141390) | |
Thouarsense | Bulgaria | G. thouarsense (151008) | |
Thouarsense | France | G. penestriatulum (167410) G. thouarsense, G. penestriatulum (148809) | |
Thouarsense | Germany | G. striatulum (59415) G. thouarsense (59414) | |
Late/Upper Toarcian - Aalenian | France | G. fluitans, G. aalense, G. costulatum, G. lotharingicum, G. steinmanni, G. moorei, G. mactra, G. subcomptum (51501) | |
Early/Lower Aalenian | Russian Federation | G. sp. (129813) | |
Aalenian | Russian Federation | G. sp. (129769 129772) |