Fig. 5 in Four new sponge-inhabiting barnacles of the genus Acasta (Thoracica: Archaeobalanidae: Acastinae) from the Indo-Pacific

Fig. 5. Acasta turriformis sp. nov., mouth parts (SEM, paratype). A, Labrum with mandibular palp; B, Mandibular palp, inner surface; C, Enlarged proximal part of mandibular palp, inner surface; D, E, Mandibles, outer surface; F, Enlarged lower part of mandible, outer surface; G, H, Maxillules, outer and inner surfaces; I, Enlarged lower part of maxillule, inner surface; J, Enlarged lower part of maxillule, outer surface. Abbreviations: lb = labrum, mdp = mandibular palp. Scale bars in µm.