Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Nanochilina gubanovi
Taxonomy
Nanochilina gubanovi was named by Frýda and Blodgett (2004). Its type specimen is ČGU JF 801, a shell, and it is a 3D body fossil. Its type locality is 83RB9, south flank of Limestone Mountain, which is in an Emsian carbonate limestone in the Limestone Mountain Formation of Alaska.
Synonymy list
Year | Name and author |
---|---|
2004 | Nanochilina gubanovi Frýda and Blodgett p. 126 figs. 11.2-11.7 |
2023 | Nanochilina gubanovi Wagner p. 3979 |
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.
†Nanochilina gubanovi Frýda and Blodgett 2004
show all | hide all
Diagnosis
Reference | Diagnosis | |
---|---|---|
J. Frýda and R. B. Blodgett 2004 | Small species of Nanochilina with finer and more opisthocline ribs than the type species.
Description. Small dextrally coiled, subulate shell; whorls between sutures moderately and symmetrically arched; whorls of teleoconch strongly adpressed, outer lip straight, opisthocline, without slit or sinus; shell base slightly convex; aperture oval with maximum diameter subparallel to shell axis; columellar lip of aperture smooth with no callus or lamella; shell ornamentation consisting of regularly spaced, opisthocline, collabral ribs; early whorls orthostrophic with elevated spire; diameter of the first preserved whorl about 0.1 mm. |
Measurements
No measurements are available
|
|
||||
|
|||||
|
|
||||
|
|
||||
Source: f = family, o = order | |||||
References: Wagner 2023, Bambach et al. 2007 |
Age range: Early/Lower Emsian or 409.10000 to 402.50000 Ma
Collections: one only
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Early/Lower Emsian | USA (Alaska) | Nanochilina gubanovi (type locality: 49107) |