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Hemigaleidae
Taxonomy
Hemigaleidae is a family.
It was assigned to Carcharhiniformes by Purdy et al. (2001), Chandler et al. (2006), Cahuzac et al. (2007), Adnet et al. (2007), Cicimurri and Knight (2009), Nelson et al. (2016), Kent (2018), Ebersole et al. (2019) and Villafaña et al. (2020).
It was assigned to Carcharhiniformes by Purdy et al. (2001), Chandler et al. (2006), Cahuzac et al. (2007), Adnet et al. (2007), Cicimurri and Knight (2009), Nelson et al. (2016), Kent (2018), Ebersole et al. (2019) and Villafaña et al. (2020).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 2001 | Hemigaleidae Purdy et al. p. 141 |
| 2006 | Hemigaleidae Chandler et al. p. 2 |
| 2007 | Hemigaleidae Adnet et al. p. 314 |
| 2007 | Hemigaleidae Cahuzac et al. p. 24 |
| 2009 | Hemigaleidae Cicimurri and Knight p. 634 |
| 2016 | Hemigaleidae Nelson et al. p. 71 |
| 2018 | Hemigaleidae Kent p. 105 |
| 2019 | Hemigaleidae Ebersole et al. p. 66 |
| 2020 | Hemigaleidae Villafaña et al. p. 740 |
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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.
Fm. †Hemigaleidae
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G. Hemigaleus Bleeker 1852
G. Hemipristis Agassiz 1835
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†Hemipristis curvatus Dames 1883
†Hemipristis cyclodonta Pedroni 1844
Hemipristis elongata Klunziger 1871
Hemipristis elongatus Klunziger 1871
†Hemipristis heteropleurus Agassiz 1844
†Hemipristis lavigniensis Henry 1876
†Hemipristis wyattdurhami White 1956
G. Paragaleus Budker 1935
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, subp = subphylum | |||||
| References: Wagner 2023, Hendy et al. 2009, Carroll 1988 | |||||
Age range
Maximum range based only on fossils: base of the Rhaetian to the top of the Late/Upper Pleistocene or 208.50000 to 0.01170 Ma
Minimum age of oldest fossil (stem group age): 201.3 Ma
Minimum age of oldest fossil (stem group age): 201.3 Ma
Collections (230 total)
Oldest occurrences | |||
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Rhaetian | France (Franche-Comté) | Hemipristis lavigniensis (149394) | |
| Late/Upper Paleocene | USA (Mississippi) | Galeorhinus affinis (62872) | |
| Ypresian | India (Himachal Pradesh) | Hemipristis sp., Paragaleus sp. (31267) | |
| Ypresian | Saudi Arabia (Ash Sharqiyah) | Hemipristis serra (42459) | |
| Lutetian | Mexico (Chiapas) | Hemipristis sp. (45920) | |
| Lutetian | Togo | Hemigaleidae indet. (32991) | |
| Lutetian - Bartonian | Egypt | Hemipristis sp. (137540) | |
| Middle Eocene - Late/Upper Eocene | Egypt | Hemipristis curvatus (62459) | |
| Bartonian | USA (Louisiana) | Hemipristis wyattdurhami (3534) | |
| Bartonian | Tunisia (Sidi Bouzid Township) | Moerigaleus sp., Hemipristis curvatus (173640) | |
| Bartonian | Western Sahara | Hemipristis curvatus (175734) | |
| Bartonian | USA (Alabama) | Hemipristis curvatus (16848 176944) | |
| Bartonian | USA (Mississippi) | Hemipristis wyattdurhami (61249) | |
| Priabonian | Western Sahara | Paragaleus sp., Hemipristis curvatus (96686 96688) | |
| Priabonian | USA (Georgia) | Hemipristis curvatus (45640) | |
| Priabonian | USA (Alabama) | Hemipristis wyattdurhami (45637) | |
| Priabonian | Jordan | Hemipristis sp., Hemigaleidae indet. (32899) | |
| Priabonian | USA (South Carolina) | Hemipristis curvatus (202013 202014) | |
| Priabonian | Egypt | Hemipristis sp. (137547 137548 137550 137551 137556 137564 137568 137569 137573 137576 137579 137582 137586 137588) Moerigaleus vitreodon (13102 109049) | |
| Priabonian | USA (Arkansas) | Hemipristis wyattdurhami (16549) | |