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Megaloolithidae
Taxonomy
Megaloolithidae was named by Zhao (1979). It is not extant.
It was reranked as the unranked clade Megaloolithidae by Grellet-Tinner and Zaher (2007).
It was assigned to Titanosauria by López-Martínez et al. (2001) and Vianey-Liaud and Garcia (2003); and to Titanosauridae by Grellet-Tinner and Zaher (2007).
It was reranked as the unranked clade Megaloolithidae by Grellet-Tinner and Zaher (2007).
It was assigned to Titanosauria by López-Martínez et al. (2001) and Vianey-Liaud and Garcia (2003); and to Titanosauridae by Grellet-Tinner and Zaher (2007).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1979 | Megaloolithidae Zhao p. 333 |
| 2001 | Megaloolithidae López-Martínez et al. p. 49 |
| 2003 | Megaloolithidae Vianey-Liaud and Garcia p. 185 |
| 2007 | Megaloolithidae Grellet-Tinner and Zaher p. 105 |
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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.
Unr. †Megaloolithidae Zhao 1979
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G. †Megaloolithus Mikhailov 1991
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†Megaloolithus aureliensis Vianey-Liaud et al. 1994
†Megaloolithus cylindricus Khosla and Sahni 1995
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Invalid names: Megaloolithus rahioliensis Mohabey 1998 [synonym]
†Megaloolithus dhoridungriensis Mohabey 1998
†Megaloolithus jabalpurensis Khosla and Sahni 1995
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Invalid names: Megaloolithus matleyi Mohabey 1996 [synonym], Megaloolithus patagonicus Calvo et al. 1997 [synonym]
†Megaloolithus khempurensis Mohabey 1998
†Megaloolithus maghrebiensis Garcia et al. 2003
†Megaloolithus mamillare Vianey-Liaud et al. 1994
†Megaloolithus megadermus Mohabey 1998
†Megaloolithus microtuberculata Garcia and Vianey-Liaud 2001
†Megaloolithus petralta Vianey-Liaud et al. 1994
†Megaloolithus problematica Mohabey 2005
†Megaloolithus siruguei Vianey-Liaud et al. 1994
†Megaloolithus walpurensis Khosla and Sahni 1995
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| M. Vianey-Liaud and G. Garcia 2003 | Growth units generally discrete, scarcely fused; pore canals transverse to oblique, generally separated, but sometimes linked by oblique bridges; external surface generally compactituberculate with some scarce flat areas; growth lines generally semi-concentric, more or less convex: eggshell thickness 0.7 to 3.8 mm; big spherical or oval eggs (150 to 250 mm in diameter) |