Fig. 10From: Biology and distribution of hemichordates (Enteropneusta) with emphasis on Harrimaniidae and description of Protoglossus bocki sp. nov. from Scandinavia Protoglossus bocki n.sp. Fixed individual made transparent in oil. Scale bar 100 μm. Drawing: Sven Ekblom. Ps proboscis skeleton, Ax axial complex, G gill opening, Lpm longitudinal proboscis musculature, Mes mesocoel, Rmps retractor musculature of proboscis skeletonBack to article page