Ophryotrocha labronica subsp. labronica La Greca & Bacci 1962
Ophryotrocha labronica labronica La Greca & Bacci, 1962 Figure 2 A, B, H; 4D, E; Table 1 Ophryotrocha labronica La Greca & Bacci, 1962: 15, figs 1–4, 7, 8, 11–16, 18; Pleijel & Eide 1996; Dahlgren et al. 2001; Simonini 2002; Åkesson & Paxton 2005; Heggøy et al. 2007; Simonini et al....
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| Format: | Other/Unknown Material |
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Zenodo
2010
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| Online Access: | https://doi.org/10.5281/zenodo.6207367 http://treatment.plazi.org/id/03D50762FFD6FF81DFF8F8D4BBE2ADA2 |
| Summary: | Ophryotrocha labronica labronica La Greca & Bacci, 1962 Figure 2 A, B, H; 4D, E; Table 1 Ophryotrocha labronica La Greca & Bacci, 1962: 15, figs 1–4, 7, 8, 11–16, 18; Pleijel & Eide 1996; Dahlgren et al. 2001; Simonini 2002; Åkesson & Paxton 2005; Heggøy et al. 2007; Simonini et al. 2009; Wiklund et al. 2009. Ophryotrocha labronica labronica: Paxton & Åkesson 2007, figs 5–8. Material examined. Type material: Neotype (SMNH 6422), cultured from specimens collected in the Bay of Naples (Mergellina harbour) Italy, 1965. Other material: Live cultures from same collection. Diagnosis. Prostomium with short, ovate antennae, palps absent (Fig. 2 A, B); two eyes medially connected; parapodia uniramous, lacking dorsal and ventral cirri, with dorsal protrusion; supra-acicular simple chaetae and subacicular coarsely serrated falcigers (Fig. 2 H); pygidium with two cirri, pygidial median stylus absent in adults; up to five dorsal median rosette glands on posterior segments in males, up to three in females; anterior edge of mandibles with 25-28 teeth; maxillae with falcate P1-forceps, bidentate P2-forceps, K-forceps right bidentate, left falcate; gonochoristic; chromosomes 2n = 6; diameter of eggs 120–130 µm; tubular egg masses; released larvae without parapodia, with long pygidial median stylus (Figs. 4 D, E). Remarks. For a detailed description see Paxton & Åkesson (2007). Distribution. Mediterranean and adjacent eastern North Atlantic; South Pacific: Sydney, Australia. TABLE 1. Comparison between species of the O. labronica group. Published as part of Paxton, Hannelore & Åkesson, Bertil, 2010, The Ophryotrocha labronica group (Annelida: Dorvilleidae) — with the description of seven new species, pp. 1-24 in Zootaxa 2713 on pages 2-5, DOI: 10.5281/zenodo.199650 |
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