FIGURE 3 in Weltneria acanthostoma sp. nov., a burrowing barnacle (Cirripedia: Acrothoracica) from the deep-waters of the South China Sea

FIGURE 3. Weltneria acanthostoma sp. nov., mouth parts (light microscopy). (A) Labrum, lateral view. (B, C) Mandibles. (D, E) Maxillules. (F) Maxillae. (G) Mouth cirrus. Abbreviations: ba—basis, co—coxa, dpl—dorsal process of labrum, er— external/posterior ramus, ir—internal/anterior ramus, mdp—mandibular palp, oes—oesophagus. Scale bars in µm.