Fig. 1
From: Three new species of Pruvotinidae (Mollusca: Solenogastres) from Antarctica and NW Spain
Pruvotina artabra n. sp. a–b habitus; a holotype (mature); b paratype 8 (immature); c drawings of the sclerites types; d drawing of the radula teeth. I hollow hook-shaped sclerite, II long and straight hollow acicular sclerite, III small hollow acicular sclerite, IV sigmoid hollow acicular sclerite, V medially arched hollow acicular sclerite, VI distally serrated hollow acicular sclerite, VII pedal-groove scale. See Fig. 2 for SEM photographs of the sclerites types