FIGURE 6 in Taxonomic applications of the esophageal flapper valve in Bairdoppilata and Glyptobairdia (Bairdiidae, Ostracoda), with comments on anatomy, ontogeny, and geography

FIGURE 6. Bairdoppilata cushmani (Tressler), male specimen 1651M from the Bahamas. A–B, distal claws of both A2; C–D, esophageal valve with ring, belt, collar, plate and bracket, at higher focus for belt and corner teeth, and at lower focus for bracket and medial teeth; E, plate and bracket; F, both braces; G–H, both hemipenes; I, posteroventral fragment of decalcified RV exterior, showing posterior angle and ventral margin with RPC, marginal frill, and sensilla; arrow points to anterior; J, posterodorsal fragment of decalcified LV exterior, showing crenulation of hinge; also parts of food ball, testes, and seminal vesicles; arrow points to anterior; K, left lateral view of mouth region, showing spinules around sclerotized edge of upper lip, and ciliate hemispherical mound within lower lip, with flagellate seta projecting into atrium; L, ciliate hemispherical mound of lower lip, with flagellate seta projecting into atrium. Scale bar = 50 µm.