FIG. 4 in A Boreal serpulid fauna from Volgian-Ryazanian (latest Jurassic-earliest Cretaceous) shelf sediments and hydrocarbon seeps from Svalbard

• Main Authors: Vinn, Olev, Hryniewicz, Krzysztof, Little, Crispin T. S., Nakrem, Hans A.
• Format: Other/Unknown Material
• Language: unknown
• Published: Zenodo 2014
• Subjects: Biodiversity; Taxonomy; Animalia; Annelida; Polychaeta; Sabellida; Serpulidae; Pyrgopolon; Propomatoceros; Nogrobs; Svalbard; Spitsbergen
• Online Access: https://doi.org/10.5281/zenodo.5377309

FIG. 4. — Serpulids from seep carbonate bodies, Spitsbergen, Svalbard: A-E,?Pyrgopolon sp. A: A, large specimen showing the shape and external surface of the tube (PMO 217.365), seep 8; B, details of the outer surface of?Pyrgopolon sp. A, showing the smooth outer surface (PMO 217.365), seep 8; C, cr...