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Lacerna
Taxonomy
Lacerna is a genus. It is extant.
It was assigned to Hippoporinidae by Bassler (1953); to Schizoporellidae by Brown (1958); to Cheilostomata by Sepkoski (2002); and to Lacernidae by Bock (2006) and Gordon and Taylor (2015).
It was assigned to Hippoporinidae by Bassler (1953); to Schizoporellidae by Brown (1958); to Cheilostomata by Sepkoski (2002); and to Lacernidae by Bock (2006) and Gordon and Taylor (2015).
Species
Synonymy list
Year | Name and author |
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1953 | Lacerna Bassler p. G205 |
1958 | Lacerna Brown |
2002 | Lacerna Sepkoski |
2006 | Lacerna Bock |
2015 | Lacerna Gordon and Taylor |
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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. Lacerna
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†Lacerna ordinaria Gordon and Taylor 2015
†Lacerna ovalis Maplestone 1902
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: f = family, o = order, c = class, uc = unranked clade | |||||
References: Nesnidal et al. 2013, Smith et al. 2006 |
Age range: base of the Early/Lower Eocene to the top of the Early/Lower Oligocene or 55.80000 to 28.40000 Ma
Collections (9 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Early/Lower Eocene | New Zealand (Chatham Island) | L. ordinaria (172944) | |
Priabonian | USA (Mississippi) | L. jacksonensis (84174) | |
Early/Lower Oligocene | Jamaica | L. sp. (7214) | |
Rupelian | USA (Alabama) | L. hexagonalis (90528 90549 90561 90562 90563) | |
Oligocene - Miocene | Australia (Victoria) | L. ovalis (173527) |