Portal of Graptolites and Pterobranchs sponsored by "M.M. PLUS M." SZTANDARY |
Graptolite Net | Graptolites and Graptoliters | Evolution of Graptolites | Rhabdopleuroidea | Cephalodiscoidea |
Pterobranchs: Rhabdopleuroidea |
Rhabdopleura normani (Allman, 1861) |
Colony of Rhabdopleura normani. Soft tissues, stolon and inner structures are omitted. The directiion of growth is from left to right. Schematic. The length of the colony is approx. 20 mm. From D. Andres |
Externally visible sutures of the creeping periderm of Rhabdopleura. Three variations. The arrows indicate the direction of growth. Schematic. Length approx. 0.5 mm. From D. Andres. |
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