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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Johnlonginae
Taxonomy
Johnlonginae was named by Shimada et al. (2015).
It was assigned to Odontaspididae by Shimada et al. (2015).
It was assigned to Odontaspididae by Shimada et al. (2015).
Synonymy list
| Year | Name and author |
|---|---|
| 2015 | Johnlonginae Shimada et al. p. 2 |
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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.
Subfm. †Johnlonginae Shimada et al. 2015
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G. †Johnlongia Siverson 1996
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†Johnlongia allocotodon Siverson 1996
†Johnlongia parvidens Cappetta 1973
G. †Pseudomegachasma Shimada et al. 2015
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†Pseudomegachasma casei Nessov 1999
†Pseudomegachasma comanchensis Shimada 2007
Invalid names: Eorhincodon Nessov 1999 [replaced]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, subp = subphylum | |||||
| References: Hendy et al. 2009, Wagner 2023, Carroll 1988 | |||||
Age range: base of the Early/Lower Aptian to the top of the Late/Upper Santonian or 121.40000 to 83.60000 Ma
Collections (30 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Aptian | United Kingdom (England) | Johnlongia sp. (213577) | |
| Late/Upper Albian - Cenomanian | Russian Federation (Belgorod) | Eorhincodon sp. (32314) | |
| Cenomanian | Russian Federation (Penza) | Pseudomegachasma casei (213397 213398) | |
| Cenomanian | Australia (Western Australia) | Johnlongia allocotodon (215794) | |
| Early/Lower Cenomanian | Russian Federation (Belgorod) | Eorhincodon casei (213391) | |
| Early/Lower Cenomanian | Russian Federation (Volgograd) | Pseudomegachasma casei (213392) | |
| Late/Upper Cenomanian | Australia (Western Australia) | Johnlongia allocotodon (215561) | |
| Late/Upper Cenomanian | Russian Federation (Saratov) | Pseudomegachasma casei (213393 213394 213396) Pseudomegachasma casei, Johnlongia allocotodon (213395) | |
| Middle Cenomanian | USA (Colorado) | Johnlongia parvidens, Johnlongia sp. (35429) Megachasma comanchensis (213403) | |
| Middle Cenomanian | Canada (Alberta) | Johnlongia parvidens (213316 213318) | |
| Late/Upper Cenomanian - Early/Lower Turonian | USA (Texas) | Pseudomegachasma comanchensis (213399) | |
| Early/Lower Turonian | Canada (Alberta) | Johnlongia parvidens (136242 213294) | |
| Early/Lower Turonian | Australia (Western Australia) | Johnlongia allocotodon (215796) | |
| Late/Upper Turonian | USA (Wyoming) | Johnlongia parvidens (241390) | |
| Late/Upper Turonian | USA (South Dakota) | Odontaspis parvidens (213291) | |
| Middle Turonian | USA (Montana) | Johnlongia parvidens (215792) | |
| Middle Turonian | USA (South Dakota) | Johnlongia parvidens (241389 275630 275631) | |
| Middle Turonian | USA (Kansas) | Johnlongia parvidens (213390) | |
| Early/Lower Coniacian | USA (Texas) | Johnlongia parvidens (241388) | |
| Late/Upper Coniacian | USA (Kansas) | Johnlongia sp. (213413) | |
| Late/Upper Santonian | France (Aisne) | Johnlongia sp. (213563) |