Fig. 6 in Adding depth to line artwork by digital stippling-a step-by-step guide to the method

Fig. 6 Plain versus stippled vector illustrations exemplified by the isopod (Crustacea) species Macrostylis scotti Riehl and Brandt 2013. a Plain illustration without any shading. b Same illustration as a but with stippling added. Various types of brushed stipplings as well as manual stippling were applied. c The second female pleopods (operculum) with concavities (stippling pattern no. 7) on the surface