Pyura discoveryi Herdman 1910 ...

• Main Authors: Monniot, Françoise, Dettai, Agnès, Eleaume, Marc, Cruaud, Corinne, Ameziane, Nadia
• Format: Text
• Language: unknown
• Published: Zenodo 2011
• Subjects: Biodiversity; Taxonomy; Animalia; Chordata; Ascidiacea; Pleurogona; Pyuridae; Pyura; Pyura discoveryi; Antarc*; Antarctic
• Online Access: https://dx.doi.org/10.5281/zenodo.6187353; https://zenodo.org/doi/10.5281/zenodo.6187353

Pyura discoveryi (Herdman, 1910) (Figures 29, 30) Halocynthia discoveryi, Herdman, 1910:9. Pyura discovery Herdman 1912: 19. Primo & Vazquez 2007: 1804 and synonymy. Stations (events when several trawling operations per station): 3-6(99)-6(103)- 8-10-11 (424)-11(429)-16A-26A- 27(33)-27(45)27(46)-30(66)-31-34-35-36(68)-41-42-45-47-49A-57-62-71-79-86E. The largest specimen of the collection is 5.5 x 4 cm. The body has always the same triangular shape with well apart protruding siphons (Fig. 29 A) and a brown, hard, corrugated tunic. The basal part is often prolongated by threadlike extensions on fragmented substrate. The body wall is thin with regularly distributed muscles (Fig. 29 B). A velum is present inside both siphons. The oral tentacles are poorly ramified in 3 orders of size. The dorsal tubercle is complex located inside a wide V of the peritubercular area. The dorsal lamina is made of long languets. The most ventral of the 7 branchial folds is lower on the left side (Fig. 30 B). The branchial ... : Published as part of Monniot, Françoise, Dettai, Agnès, Eleaume, Marc, Cruaud, Corinne & Ameziane, Nadia, 2011, Antarctic Ascidians (Tunicata) of the French-Australian survey CEAMARC in Terre Adélie, pp. 1-54 in Zootaxa 2817 on pages 42-43, DOI: 10.5281/zenodo.277174 ...