Articles

Yochelson, E.L., 1977. Agmata, a proposed extinct phylum of Early Cambrian age. J. Paleont. 51 (3), May 1977: 437-454. ≡

Yochelson, E.L. & Kisselev, G.N., 2003. Early Cambrian Salterella and Volborthella (Phylum Agmata) re-evaluated. Lethaia 36 (1), Mar 2003: 8-20.

Parts

Knight, J.B., Cox, L.R., Keen, A.M., Smith, A.G., Batten, R.L., Yochelson, E.L., Ludbrook, N.H., Robertson, R., Yonge, C.M. & Moore, R.C., 1960. Part I. Mollusca 1: Mollusca - General Features, Scaphopoda, Amphineura, Monoplacophora, Gastropoda - General Features, Archaeogastropoda and some (mainly Paleozoic) Caenogastropoda and Opisthobranchia. In R.C. Moore (ed.), Treatise Invert. Paleont.. Geological Society of America, Inc. and University of Kansas Press: [i]-xxiii, I1-I351.