Parexogone campoyi

Langeneck, Joachim, Musco, Luigi, Busoni, Giulio, Conese, Ilaria, Aliani, Stefano & Castelli, Alberto, 2018, Syllidae (Annelida: Phyllodocida) from the deep Mediterranean Sea, with the description of three new species, Zootaxa 4369 (2), pp. 197-220 : 205

Parexogone campoyi San Martín, Ceberio & Aguirrezabalaga, 1996

Exogone (Parexogone) campoyi San Martín et al. 1996: 252 ‒255, Figs 4‒5 ; San Martín 2003: 244 ‒247, Figs 131‒132. Parexogone campoyi Barroso et al. 2017: 408 ‒411, Figs 4‒6 .

Material examined. St. 5: 1 individual; St. 11: 4 individuals; St. 12: 8 individuals; St. 13: 9 individuals; St. 14: 3 individuals; St. 15: 1 individual; St. 17: 2 individuals; St. 18: 2 individuals; St. 20: 1 individual.

Distribution. Eastern Atlantic Ocean ( San Martín et al. 1996); Mediterranean Sea ( Simboura & Zenetos 2005; Langeneck et al. 2017; present data); western Atlantic Ocean ( Barroso et al. 2017).

Remarks. The examined individuals correspond to the original description ( San Martín et al. 1996). P. campoyi is the most abundant Syllidae in Mediterranean deep environments below 900 m depth analysed in this study.

Figures

FIGURE 4. Exogone sophiae n. sp. Paratype (MSNP: P/001/SEM) a) Prostomium in dorsal view, showing the absence of antennae; b) anterior end in ventral view; c) anterior parapodia in ventral view; d) spiniger-like chaeta from chaetiger 2; e) falciger-like chaetae from chaetiger 2.

FIGURE5. Parexogone wolfiSan Martín,1991 (St. 8, 110 m).a) anteriorend in dorsal view; b) compound chaetae.Scale-bar: a: 0.30 mm; b‒d:15 µm.

FIGURE 6. Prosphaerosyllis danovaroi n. sp. Holotype (MSNP: P/253/V): a) anterior end in dorsal view; b) close-up of the prostomium, dorsal view; c) compound chaetae; d) dorsal simple chaeta; e) ventral simple chaeta; f) acicula.Paratype (MSNP: P/239/V): g) anterior end in dorsal view. Scale-bar:a, g: 0.10 mm; b: 60 µm; c‒f: 6 µm.