Micro-CT was performed to the anterior end of a polychaete (Alitta succinea). This specimen was fixed and preserved in 96% ethanol. Specimen was stained in 0.3% PTA solution in 70% ethanol for 20 days. Scan was performed with a Skyscan 1172 at a voltage of 59kV and 167μΑ without filter for a full rotation of 360o . This specimen was scanned at a medium camera resolution with an exposure time of 190ms. This scan was performed for the visualization of the everted pharynx of the specimen (http://zookeys.pensoft.net/articles.php?id=3650). Specimen was provided by Katerina Vasileiadou and scanned by Sarah Faulwetter. The original dataset is available in https://datadryad.org/resource/doi:10.5061/dryad.84m54.
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