![PDF) The Lower Ordovician trilobite Megistaspis (Rhinoferus) hyorrhina (Leuchtenberg, 1843) (Trilobita) in Norway, with notes on its autecology | Magne Høyberget and Ole Andreas Hoel - Academia.edu PDF) The Lower Ordovician trilobite Megistaspis (Rhinoferus) hyorrhina (Leuchtenberg, 1843) (Trilobita) in Norway, with notes on its autecology | Magne Høyberget and Ole Andreas Hoel - Academia.edu](https://0.academia-photos.com/attachment_thumbnails/46154651/mini_magick20190210-18456-v8t42.png?1549823189)
PDF) The Lower Ordovician trilobite Megistaspis (Rhinoferus) hyorrhina (Leuchtenberg, 1843) (Trilobita) in Norway, with notes on its autecology | Magne Høyberget and Ole Andreas Hoel - Academia.edu
![Geological Magazine: Volume 159 - THEMATIC ISSUE: The Ediacaran System and the Ediacaran-Cambrian Transition | Cambridge Core Geological Magazine: Volume 159 - THEMATIC ISSUE: The Ediacaran System and the Ediacaran-Cambrian Transition | Cambridge Core](https://static.cambridge.org/covers/GEO_0_159_7/cover.jpg?send-default-cover=false&send-full-size-image=true)
Geological Magazine: Volume 159 - THEMATIC ISSUE: The Ediacaran System and the Ediacaran-Cambrian Transition | Cambridge Core
![PDF) Trilobites of the Lower Cambrian Duolbasgaissa Formation, the Digermul Peninsula, northern Norway | Magne Høyberget - Academia.edu PDF) Trilobites of the Lower Cambrian Duolbasgaissa Formation, the Digermul Peninsula, northern Norway | Magne Høyberget - Academia.edu](https://0.academia-photos.com/attachment_thumbnails/46154654/mini_magick20190210-5786-71r7d7.png?1549823198)