| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Lacerna
Taxonomy
Lacerna was named by Jullien (1888) [Sepkoski's age data: T Eo-l R Sepkoski's reference number: 629]. 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), 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), Gordon and Taylor (2015).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1888 | Lacerna Jullien |
| 1953 | Lacerna Bassler p. G205 |
| 1958 | Lacerna Brown |
| 2002 | Lacerna Sepkoski |
| 2006 | Lacerna Bock |
| 2015 | Lacerna Gordon and Taylor |
Is something missing? Join the Paleobiology Database and enter the data
|
|
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 Jullien 1888
show all | hide all
†Lacerna ordinaria Gordon and Taylor 2015
†Lacerna ovalis Maplestone 1902
Diagnosis
No diagnoses are available
Measurements
No measurements are available
|
|
||||
|
|
||||
|
|||||
|
|
||||
|
|
||||
|
|
||||
| Source: f = family, o = order, c = class, uc = unranked clade | |||||
| References: Smith et al. 2006, Nesnidal et al. 2013 | |||||
Age range: base of the Early/Lower Eocene to the top of the Early/Lower Oligocene or 56.00000 to 27.30000 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) |