| Agnostidea of the Middle Cambrian of Sweden |
| Agnostidea of the Middle Cambrian of Sweden
-Serviges Geol. Undersökning No. 477-
1-140, Fig.1-2, Tab.1, Ta.1-16 |
| Tafel 8, Figur 31-32 und Tafel 9, Figur 2-3, Beschreibung Seite 64 |
| Middle Cambrian trilobites of the suborders Agnostina and Eodiscina from the Oslo Region, Norway |
| HØYBERGET, M. & BRUTON, D. L. | Stuttgart | 2008 |
| Middle Cambrian trilobites of the suborders Agnostina and Eodiscina from the Oslo Region, Norway; 12 Tafeln, 9 Abb., 1 Taf., 1-87; Stuttgart 2008 - Sonderdruck PALEONTOGRPHICA Band 286 |
| Tafel 2, Figur C-K; Beschreibung Seite 24 |
| Agnostid Biostratigraphy across the middle-upper Cambrian Boundary in Hunan, China |
| PENG SHANCHI & ROBISON R. A. | University of Kansas | 2000 |
| Agnostid Biostratigraphy across the middle-upper Cambrian Boundary in Hunan, China - Journal of Paleontology Vol. 74 Supp. 4, 1-104 |
| Figur 38, Beschreibung Seite 52 |