Sinodiscus

{{Short description|Extinct genus of trilobites}}

{{Automatic taxobox

| fossil_range = Late Atdabanian

| taxon = Sinodiscus

| authority = Chang, in Lu et al. 1974LU, Y. H., CHANG, W. T., QIAN, Y., ZHU, Z. L.,

LIN, H. L., ZHOU, Z., QIAN, Y., ZHANG, S. and WU, H. 1974. Cambrian trilobites. 82–107. In NANJING INSTITUTE OF GEOLOGY AND PALAEONTOLOGY,

ACADEMIC SINICA (ed.). Handbook of stratigraphy and palaeontology, Southwest China. Science Press, Beijing, 454 pp. [In Chinese].

| subdivision_ranks = Species

| subdivision =

{{Specieslist

|†S. shipaiensis|Chang in Lu et al. 1974 (type)YANG, A., ZHU, M., ZHANG, J. and LI, G. 2003. Early Cambrian eodiscoid trilobites of the Yangtze Platform and their stratigraphic implications. Progress in Natural Science 13(11): 861 – 866.

|†S. changyangensis|Zhang in Zhou et al., 1977ZHOU, T. M., LIU, Y., MENG, X. S. and SUN, Z. H. 1977. Trilobita. 107 – 266. In GEOLOGICAL BUREAU OF HENAN PROVINCE (ed.). Palaeontological atlas of Central and South China. Guizhou (1). Geological Publishing House, Beijing, 420 pp. [In Chinese].

|†S. kunshanensis|Zhang & Zhou, 1985ZHANG, Q. Z. and ZHOU, Z. M. 1985. Early Cambrian trilobite fauna of Kunshan, Jiangsu. Acta Palaeontologica Sinica 24(2): 259 – 266.

|†S. trisulcatus|Zhang & Zhou, 1985

}}

}}

Sinodiscus is an extinct genus from a well-known class of fossil marine arthropods, the trilobites. It lived during the late Atdabanian stage, which lasted from 530 to 524 million years ago during the early part of the Cambrian Period.{{cite journal

| last = SEPKOSKI| first = J.| title = A compendium of fossil marine animal genera (Trilobita entry)| journal = Bulletins of American Paleontology| volume = 364|page=560| year = 2002| url = http://strata.ummp.lsa.umich.edu/jack/showgenera.php?taxon=307&rank=class| access-date = 2008-01-12 }}

File:Sinodiscus.jpg Dai and Zhang (2013) were able to reconstruct both the morphology and ontogeny of S. changyangensis Zhang based on a large number of well preserved examples from the lower Cambrian Shuijingtuo Formation in Changyang, Hubei Province, South China. DAI, T., ZHANG, X. 2013. Morphology and ontogeny of the eodiscoid trilobite Sinodiscus changyangensis from the lower Cambrian of South China. Palaeontology, 56, 2, 411 – 420. https://doi.org/10.1111/j.1475-4983.2012.01208.x