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Neoceratodus (Queensland lungfish)
Taxonomy
Neoceratodus was named by Castelnau (1876). It is extant. Its type is Ceratodus forsteri. It is the type genus of Neoceratodontidae.
It was assigned to Dipnoi by Werner (1993); and to Neoceratodontidae by Miles (1977), Martin (1982), Kemp (1997), Schultze (2004), Apesteguia et al. (2007), Louys and Price (2015).
It was assigned to Dipnoi by Werner (1993); and to Neoceratodontidae by Miles (1977), Martin (1982), Kemp (1997), Schultze (2004), Apesteguia et al. (2007), Louys and Price (2015).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1876 | Neoceratodus Castelnau |
| 1977 | Neoceratodus Miles |
| 1982 | Neoceratodus Martin p. 612 |
| 1993 | Neoceratodus Werner p. 203 |
| 1997 | Neoceratodus Kemp p. 719 |
| 2004 | Neoceratodus Schultze p. 474 |
| 2007 | Neoceratodus Apesteguia et al. |
| 2015 | Neoceratodus Louys and Price p. 554 |
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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. Neoceratodus Castelnau 1876 [Queensland lungfish]
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†Neoceratodus africanus Haug 1905
†Neoceratodus djelleh Kemp 1982
†Neoceratodus eyrensis White 1925
Neoceratodus forsteri Krefft 1870
†Neoceratodus gregoryi White 1925
†Neoceratodus nargun Kemp 1983
†Neoceratodus palmeri Krefft 1874
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| A. Kemp 1997 | Pulp cavity wide; mantle dentine extensive; ridges originate from an anterior or modified position; upper tooth plates close but not contiguous, lower tooth plates (sensu Lison, 1941) absent. Diagnostic generic characters are listed in Table 1. separated widely; upper symphysis sutured loosely, half-oval or elliptic in shape; lower symphysis sutured loosely and linear in shape; pterygopalatine process present; prearticular sulcus double, anterior being shallow; punctations simple; petrodentine (sensu Lison, 1941) absent. Diagnostic |
Measurements
No measurements are available
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| Source: c = class, subp = subphylum | |||||
| References: Hendy et al. 2009, Carroll 1988 | |||||
Age range
Maximum range based only on fossils: base of the Kimmeridgian to the top of the Late/Upper Oligocene or 154.80000 to 23.04000 Ma
Minimum age of oldest fossil (stem group age): 143.1 Ma
Minimum age of oldest fossil (stem group age): 143.1 Ma
Collections (25 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kimmeridgian - Tithonian | Uruguay (Tacuarembó) | Ceratodus africanus (83735) | |
| Early/Lower Cretaceous - Aptian | Brazil (Ceará) | Neoceratodus sp. (59355) | |
| Early/Lower Berriasian - Early/Lower Cenomanian | Algeria (Illizi) | Ceratodus africanus (25222) | |
| Late/Upper Barremian | Australia (Victoria) | Neoceratodus sp. (51961) | |
| Barremian - Albian | Tunisia (Medinine) | Ceratodus africanus (166013) | |
| Early/Lower Aptian | Australia (Victoria) | Neoceratodus nargun (38538 38541) | |
| Late/Upper Aptian | Niger (Agadez) | Ceratodus sp. (77189) | |
| Late/Upper Aptian - Early/Lower Albian | Tunisia (Médenine) | Neoceratodus africanus (67203) | |
| Albian | Algeria | Ceratodus africanus (187588) | |
| Early/Lower Albian - Late/Upper Cenomanian | Algeria (Illizi) | Ceratodus africanus (206853) | |
| Late/Upper Albian - Early/Lower Cenomanian | Algeria (Adrar) | Ceratodus africanus (59578) | |
| Cenomanian | Algeria (Adrar) | Ceratodus sp. (59341) | |
| Cenomanian | Algeria (Béchar) | Neoceratodus africanus (224512 224513) | |
| Early/Lower Cenomanian | Morocco (Drâa-Tafilalet) | Neoceratodus africanus (163917 163918) | |
| Early/Lower Cenomanian | Egypt (Al Jizah) | Ceratodus africanus (25126) | |
| Early/Lower Cenomanian | Algeria (Illizi) | Ceratodus africanus (227231) | |
| Late/Upper Cretaceous | Niger (Zinder) | Ceratodus africanus (75235 75238) | |
| Late/Upper Campanian - Early/Lower Maastrichtian | Brazil (São Paulo) | Neoceratodus sp. (57000) | |
| Late/Upper Oligocene | Australia (South Australia) | Neoceratodus forsteri, Neoceratodus eyrensis, Neoceratodus nargun (51412) Neoceratodus sp. 1, Neoceratodus sp. 4, Neoceratodus eyrensis, Neoceratodus gregoryi, Neoceratodus djelleh (45652 51413) |