SEM images of the A. vanderspoeli holotype from station DANA_3558VII (NHMD-232132) A apical view of the entire shell showing the rapid inflation of the shell B magnified view of the micro-ornamentation C magnified apical view showing the extent of the carina.

 
 
  Part of: Wall-Palmer D, Hegmann M, Goetze E, Peijnenburg KTCA (2019) Resolving species boundaries in the Atlanta brunnea species group (Gastropoda, Pterotracheoidea). ZooKeys 899: 59-84. https://doi.org/10.3897/zookeys.899.38892