Bairdoppilata sp. 3

Maddocks, Rosalie F., 2022, Taxonomic applications of the esophageal flapper valve in Bairdoppilata and Glyptobairdia (Bairdiidae, Ostracoda), with comments on anatomy, ontogeny, and geography, Zootaxa 5175 (3), pp. 301-342 : 329

Bairdoppilata sp. 3 [of Maddocks 2015, Hawaii]

( Figure 16D )

2015 Bairdoppilata sp. 3 : Maddocks, p. 304, figs. 14A–I, 15A–D, 16A–L, 17A–F.

2018 Bairdoppilata sp. 3 , Maddocks.—Maddocks, fig. 3F.

Material Examined: Five specimens from FFS–TC–13, French Frigate Shoals, the Hawaiian Islands.

Dimensions: Adult female 3923F, Carapace L 0.995 mm, H 0.631 mm.

Esophageal Valve: Plate flat, wedge-shaped, with curved posterior edge bordered by 12 regularly spaced, moderately prominent, conical teeth, without a median gap, of which the two middle teeth and the two end teeth are slightly smaller than the others ( Fig. 16D ). At the corners, slightly larger, multilobate teeth are set apart from the median teeth by a gap, and tufts of setules are visible from the underlying ventral brush.

Figures

FIGURE 16. A, B, Bairdoppilata scaura Maddocks [Hawaii]: A, male specimen 3860M: esophageal plate. B, male specimen 3864M: left lateral view of mouth region, with upper and lower lips, atrium, esophagus, U–shaped strut of upper lip, ciliate hemispherical mound of lower lip, flagellate seta projecting into atrium, and setules of forehead and sternum. C, Bairdoppilata sp. 2 [of Maddocks 2015, Hawaii]: female specimen 3969F: esophageal valve with ring, collar, belt and plate. D, Bairdoppilata sp. 3 [of Maddocks 2015, Hawaii]: female specimen 3923F: esophageal valve with collar, plate, bracket, and basal ends of braces. E, Bairdoppilata sp. 4 [of Maddocks 2015, Hawaii]: female specimen 3963F: esophageal plate with bracket. F–I, Bairdoppilata sp. 2 [of Morais & Coimbra 2017, Brazil], female specimen 817F: F, A2 claws; G, esophageal plate and bracket; H, both braces; I, genital lobe. Scale bar = 50 µm.