List of small shelly fossil taxa

This is a list of small shelly fossils of prehistoric marine animals, ordered by their type.

Whole-organism

"Small shellies" in context

−590 —

–

−580 —

–

−570 —

–

−560 —

–

−550 —

–

−540 —

–

−530 —

–

−520 —

–

−510 —

Ediacaran

Cambrian

←

Small shelly fauna

←

Ediacaran biota

←

Maotianshan shales

←

Tommotian age

←

Cambrian explosion,
if sudden

←

Ediacaran shelly fauna

Neoproterozoic
(last era of the Precambrian)

Palæozoic
(first era of the Phanerozoic)

Axis scale: millions of years ago.

Namacalathus

Monoplacophoran-like

Yochelsoniella

Scleritome elements

Elements of a scleritome, resembling Halkieria:^{[clarification needed]}

Halkieria

Probable palaeoscolecid worm sclerites:

Tomotiid-like sclerites:

Conical

Problematic cones:

Probable Lobopodian sclerites:

Net-like

Sponge spicule-like

Chancelloria

Tubular

References

Inline citations

Resources referenced

A further list available inLi, G.; Steiner, M.; Zhu, X.; Yang, A.; Wang, H.; Erdtmann, B. D. (2007). "Early Cambrian metazoan fossil record of South China: Generic diversity and radiation patterns". Palaeogeography, Palaeoclimatology, Palaeoecology. 254 (1–2): 229–249. doi:10.1016/j.palaeo.2007.03.017.
More inSteiner, M.; Li, G.; Qian, Y.; Zhu, M. (2004). "Lower Cambrian Small Shelly Fossils of northern Sichuan and southern Shaanxi (China), and their biostratigraphic importance". Geobios. 37 (2): 259. doi:10.1016/j.geobios.2003.08.001.