SEM images of dermal denticles. Three views of dermal denticles from adult male (TL = 72.5 cm) Squalus hawaiiensis.

 
 
  Part of: Daly-Engel TS, Koch A, Anderson JM, Cotton CF, Grubbs RD (2018) Description of a new deep-water dogfish shark from Hawaii, with comments on the Squalus mitsukurii species complex in the West Pacific. ZooKeys 798: 135-157. https://doi.org/10.3897/zookeys.798.28375