Robbea sp.

Scharhauser, Florian, Saavedra, Daniel E. M., Pröts, Philipp, Ot, Jörg A., Geier, Benedikt, Gruber-Vodicka, Harald R., Polikarpov, Maxim, Bourenkov, Gleb & Leisch, Nikolaus, 2025, Revision of the genus Robbea (Stilbonematinae: Desmodoridae), worldwide abundant marine nematodes with chromophoric Fe-Br inclusions and the description of a new stilbonematine genus, Zoological Journal of the Linnean Society 203 (1), pp. 1-28 : 10-11

Robbea sp. Bermuda

Sampling location: Nonsuch Island; 1 m, medium sand close to Thalassia bed. Coordinates: 32.348079 N, 64.664433 W.

Material: One female specimen in the collection of J.A. Ott.

Description: With the characters of the genus, measurements see Supporting Information, Table S2 .

Small (L < 6 mm) and stouter than the forgoing species (a <160), cephalic capsule 65% of corpus length, subcephalic setae 64% of cephalic setae, corpus less than 25% of pharynx ( Figure 15 ).

Figures

Figure 15. Robbea sp. Bermuda. A, anterior end, female, surface view.B, anterior end, female, optical section.C, pharynx bulbus. D, vulva.E, midbody region with GSO and bacteria in gut lumen. LM of preserved specimens. Abbreviations: bulbus, b; bacteria, bac; corpus, c; cephalic capsule, cc; cephalic seta, cs; fovea amphidialis, fa; gut, g; subcephalic seta, scs; vulva, vu. Scale bars: A–E, 10 µm.