Allonnia
Extinct genus of Cambrian animals
Allonnia Temporal range: Cambrian Stage 2–Middle Cambrian PreꞒ Ꞓ O S D C P T J K Pg N | |
---|---|
![]() | |
Artist's restoration | |
Scientific classification ![]() | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Order: | †Chancelloriida |
Family: | †Chancelloriidae |
Genus: | †Allonnia Doré and Reid, 1965 |
Species | |
|
Allonnia is a genus of coeloscleritophoran known as complete scleritomes from the Middle Cambrian Burgess Shale. It is also a constituent of the small shelly fauna.[2]
Its earliest occurrence in Yunnan dates to the Upper Meishucunian (~ Tommotian / Cambrian Stage 2) [3]
References
- ^ Zhao, Jun; Li, Guo-Biao; Selden, Paul A (2018). "New well-preserved scleritomes of Chancelloriida from early Cambrian Guanshan Biota, eastern Yunnan, China". Journal of Paleontology. 92 (6): 1–17. Bibcode:2018JPal...92..955Z. doi:10.1017/jpa.2018.43. S2CID 119066659.
- ^ Brock, G. A.; Cooper, B. J. (1993). "Shelly Fossils from the Early Cambrian (Toyonian) Wirrealpa, Aroona Creek, and Ramsay Limestones of South Australia". Journal of Paleontology. 67 (5): 758–787. Bibcode:1993JPal...67..758B. doi:10.1017/s0022336000037045. JSTOR 1306041. S2CID 132278189.
- ^ Kouchinsky A. V., Bengtson S., Runnegar B.N., Skovsted C.B., Steiner M., Vendrasco M.J. 2012. Chronology of early Cambrian biomineralization. Geol. Mag. 149:221–251.
- v
- t
- e