FIGURE 2 in Dinonemertes shinkaii sp. nov., (Nemertea: Hoplonemertea: Polystilifera: Pelagica) a new species of bathypelagic nemertean

FIGURE 2. Dinonemertes shinkaii sp. nov., holotype, JAMSTEC 6K549SS4, transverse sections. A. Body wall in the anterior intestinal region, showing the rudimentary development of the body-wall musculature on the lateral sides (arrowhead); the epidermis is largely exfoliated. B. Rhynchodaeum surrounded by circular muscles (arrowhead). C. Dorsal surface in the posterior region of the body to show the appearance of the epidermis. D. Rhynchocoel wall comprised of outer circular, middle longitudinal, and inner circular muscle layers; pseudostriated muscle fibre in the outer circular layer is indicated by an arrowhead. E. Pseudostriated muscle fibre in the rhynchocoel inner circular muscle layer.