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Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Melonis
Taxonomy
Melonis was named by Monfort (1808) [Sepkoski's age data: T Eo-m-l R]. It is extant. It was considered unknown by Montfort (1808).
It was assigned to Melonidae by Montfort (1808); to Foraminiferida by Sepkoski (2002); and to Pulleniinae by Margerel (2012).
It was assigned to Melonidae by Montfort (1808); to Foraminiferida by Sepkoski (2002); and to Pulleniinae by Margerel (2012).
Species
Species lacking formal opinion data
Synonymy list
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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.
Diagnosis
Reference | Diagnosis | |
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P. Montfort 1808 | Generic characters. Shell free, univalve septate, disc-shaped, and convoluted in a flattened spiral; having an umbilicus; the last turn containing all the others; rounded mouth, receiving in its middle the return of the coil, sealed and covered by a diaphragm without siphon, but leaving a semi-lunar opening against the return of the coil; united partitions. |
Measurements
No measurements are available
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Source: o = order | |||||
Reference: Kiessling 2004 |
Age range
Maximum range based only on fossils: base of the Priabonian to the top of the Calabrian or 38.00000 to 0.78100 Ma
Minimum age of oldest fossil (stem group age): 37.2 Ma
Minimum age of oldest fossil (stem group age): 37.2 Ma
Collections (60 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Early/Lower Eocene - Middle Eocene | Trinidad and Tobago | M. pompilioides (140160) | |
Bartonian - Priabonian | Canada (British Columbia) | M. garzaensis, M. pompilioides (55764) M. planatus, M. pompilioides (209754) | |
Priabonian | USA (Louisiana) | M. planatum (55251) | |
Late/Upper Eocene | USA (Louisiana/Texas) | M. affine, M. advena (45017) | |
Rupelian | Germany | M. affinis (95898) | |
Rupelian | Germany (Baden-Württemberg) | M. affine (68021) | |
Oligocene | Canada (Nova Scotia) | M. barleeanum (141891) | |
Rupelian - Chattian | Canada (British Colombia) | M. pompilioides (58090) | |
Chattian | New Zealand (North Island) | M. dorreeni, M. maoricum (205946) M. maoricum (205949) M. simplex (205948) | |
Chattian | New Zealand (North Canterbury) | M. maorica (45657) | |
Miocene - Oligocene | Canada (Nova Scotia) | M. sphaeroides (141890) | |
Aquitanian | Austria | M. pompilioides (99160) | |
Early/Lower Miocene - Miocene | Ireland | M. barleeanum (140220 141190 141191 141192) | |
Early/Lower Miocene - Miocene | Canada (Nova Scotia) | M. pompiliodes (141888) | |
Otaian | New Zealand | M. maorica (77488) | |
Otaian - Altonian | New Zealand | M. simplex (146596) | |
Altonian | New Zealand | M. maorica (77491) | |
Altonian - Opoitian | New Zealand | M. maorica (45667) | |
Middle Miocene | Ecuador | M. affinis (90852) M. affinis, M. guadalupae (90851) | |
Middle Miocene - Miocene | Ireland | M. barleeanum (141193 141194 141195) | |
Badenian | Czech Republic | M. pompiliodes (88803) | |
Badenian | Slovakia | M. sp. (145935) | |
Late/Upper Miocene - Miocene | Ireland | M. barleeanum (141374 141375 141376 141377 141378 141451 141452 141453 141454) | |
Late/Upper Miocene - Early/Lower Pliocene | Ireland | M. barleeanum (141455) | |
Messinian | Italy (Piedmont) | M. barleanum (113998) | |
Zanclean | Italy (Tuscany) | M. padanum, M. soldanii (55748) | |
Zanclean | Ecuador | M. affinis (90838) | |
Early/Lower Pliocene - Pliocene | Ireland | M. barleeanum (141456 141458 141459 141460 141461 141462) | |
Late/Upper Pliocene - Pliocene | Ireland | M. barleeanum (141463 141465) | |
Piacenzian | Panama (Bocas del Toro) | M. barleeanum (91902) | |
Gelasian | Italy (Umbria) | M. barleanum, M. pompilioides (200419) | |
Early/Lower Pleistocene | Panama | M. barleeanum (91912) | |
Calabrian | Italy | M. barleanus (126555) M. padanum (77008) | |
Calabrian | Italy (Umbria) | M. barleanum, M. pompilioides (149603 200420) M. sp. (193967) |