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Taxonomy
Megaxinus was named by Brugnone (1880) [Sepkoski's age data: T Ol R]. It is extant. Its type is Lucina rostrata.
It was reranked as Miltha (Megaxinus) by Woodring (1925); it was reranked as Saxolucina (Megaxinus) by Glibert and de Heinzelin (1954).
It was assigned to Miltha by Woodring (1925); to Saxolucina by Glibert and de Heinzelin (1954); to Lucininae by Cox et al. (1969), Woodring (1982); to Veneroida by Sepkoski (2002); and to Lucinidae by Kiel and Taviana (2018).
It was reranked as Miltha (Megaxinus) by Woodring (1925); it was reranked as Saxolucina (Megaxinus) by Glibert and de Heinzelin (1954).
It was assigned to Miltha by Woodring (1925); to Saxolucina by Glibert and de Heinzelin (1954); to Lucininae by Cox et al. (1969), Woodring (1982); to Veneroida by Sepkoski (2002); and to Lucinidae by Kiel and Taviana (2018).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1880 | Megaxinus Brugnone p. 146 |
| 1925 | Miltha (Megaxinus) Woodring p. 116 |
| 1954 | Saxolucina (Megaxinus) Glibert and de Heinzelin p. 334 |
| 1969 | Megaxinus Cox et al. p. 498 |
| 1982 | Megaxinus Woodring p. 622 |
| 2002 | Megaxinus Sepkoski |
| 2018 | Megaxinus Kiel and Taviana |
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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. Megaxinus Brugnone 1880
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†Megaxinus ellipticus Borson 1825
†Megaxinus stironensis Kiel and Taviana 2018
†Megaxinus striatula Nyst 1836
†Megaxinus transversa Bronn 1831
†Miltha (Megaxinus) gluminda Woodring 1925
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Aberhan et al. 2004, Kiessling 2004 | |||||
Age range
Maximum range based only on fossils: base of the Rupelian to the top of the Late/Upper Pleistocene or 33.90000 to 0.01170 Ma
Minimum age of oldest fossil (stem group age): 27.3 Ma
Minimum age of oldest fossil (stem group age): 27.3 Ma
Collections (31 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Rupelian | Belgium | M. striatula (111366 111367 111371) | |
| Aquitanian | Austria | M. bellardianus (99160) | |
| Aquitanian - Burdigalian | Germany | M. bellardiana (171410) | |
| Burdigalian | Austria | M. bellardiana (77402) | |
| Burdigalian | Italy | M. bellardianus, M. incrassatus (178108) M. incrassatus (178110) | |
| Langhian | Italy | M. bellardianus (178112) | |
| Langhian | Italy (Pordenone) | M. ellipticus (37372) | |
| Middle Miocene | Bulgaria | M. incrassatus (60288 60289 60291 60292 60312) | |
| Middle Miocene | Poland | M. transversus (51690 51691) | |
| Badenian | Slovakia | M. bellardianus, M. incrassatus (73137) | |
| Serravallian | Cyprus | Miltha bellardiana (71880) Miltha transversa (71882) | |
| Tortonian | Dominican Republic | Miltha sp. (74935) | |
| Tortonian | Cyprus | Miltha sp. (71885) Miltha transversa (71883 71905) | |
| Early/Lower Pliocene | Italy (Sardinia) | Lucina elliptica (84304) | |
| Zanclean | Italy | M. stironensis, M. ellipticus (194847) | |
| Zanclean | Dominican Republic | Miltha sp. (74970) | |
| Late/Upper Pliocene | Jamaica | Miltha gluminda (58522) | |
| Calabrian | Italy (Umbria) | M. incrassatus (149603 200420) | |
| Late/Upper Pleistocene | Djibouti | Saxolucina lamyi (96787) |