Erniettomorpha

Superregnum: Eukaryota
Cladus: Amorphea
Cladus: Obazoa
Cladus: Opisthokonta
Cladus: Holozoa
Cladus: Filozoa
Cladus: Choanozoa
Regnum: Animalia
Subregnum: incertae sedis
Phylum: †Petalonamae
Classis: †Erniettomorpha
Genera: †Ernietta – †Nasepia – †Palaeoplatoda – †Phyllozoon – †Pteridinium – †Swartpuntia – †Tulaneia – †Valdainia

Erniettomorpha Pflug, 1972: 158

• Pflug, H.D. 1972. Zur Fauna der Nama-Schichten in Südwest-Afrika. III. Erniettomorpha, Bau und Systematik. Palaeontographica. Abteilung A, Paläozoologie, Stratigraphie 139(4–6): 134–170. [not seen]

• Erwin, D.H., Laflamme, M., Tweedt, S.M., Sperling, E.A., Pisani, D. & Peterson, K.J. 2011. The Cambrian Conundrum: Early Divergence and Later Ecological Success in the Early History of Animals. Science 334(6059): 1091–1097. DOI: 10.1126/science.1206375 . ResearchGate . Reference page.  [see Supplementary Material]
• Glaessner, M.F. 1979. Biogeography and Biostratigraphy. Precambrian. Pp. A79–A118. In: Treatise on Invertebrate Paleontology, Part A, Introduction, Fossilization (Taphonomy) Biogeography and Biostratigraphy. Boulder, Colorado and Lawrence, Kansas: Geological Society of America and University of Kansas. xxiii + 569 pp. DOI: 10.17161/dt.v0i0.5534 . [as synonym of Erniettidae]
• Runnegar, B., Gehling, J.G., Jensen, S. & Saltzman, M.R. 2024. Ediacaran paleobiology and biostratigraphy of the Nama Group, Namibia, with emphasis on the erniettomorphs, tubular and trace fossils, and a new sponge, Arimasia germsi n. gen. n. sp. Journal of Paleontology 98(Supplement S94): 1–59. DOI: 10.1017/jpa.2023.81 . Reference page. 
• Runnegar, B., Horodyski, R.J.(†), Gehling, J.G., Jensen, S., Bengtson, S.(†), Peterson, K.J., Saltzman, M.R. & Vendrasco, M.J. 2025. Tulaneia amabilia n. gen. n. sp.: a new erniettomorph from the Wood Canyon Formation, Nevada and the age of the Ediacaran–Cambrian transition in the Great Basin. Journal of Paleontology 98(6): 929–951. DOI: 10.1017/jpa.2024.45 . Reference page.