Coelosphaera (Coelosphaera) koltuni Schejter, Rios & Cristobo 2019

• Main Authors: Schejter, Laura, Cristobo, Javier, Ríos, Pilar
• Format: Other/Unknown Material
• Language: unknown
• Published: Zenodo 2024
• Subjects: Biodiversity; Taxonomy; Animalia; Porifera; Demospongiae; Poecilosclerida; Coelosphaeridae; Coelosphaera; Coelosphaera koltuni; Antarc*; Antarctica; South Orkney Islands
• Online Access: https://doi.org/10.5281/zenodo.10562142; http://treatment.plazi.org/id/03D687FDC5038251FF45FAFE6A1CB8EE

Coelosphaera (Coelosphaera) koltuni Schejter, Ríos & Cristobo, 2019 (Fig. 4a) Material examined: 5 specimens collected at station 11 (SOI; 60°53'S, 42°35'W; 487 m; 10/3/2014; MACN-In 41376 and MACN-In 41377; IEO-CSIC Col.; see Schejter et al. 2019). Description: Globular sponge attached to hard substrate by a short and narrow peduncle. The peduncle can include small stones. Surface with hollow fistules (Figure 4a). Spicules are anisostrongyles with asymmetrically ends 850–1300 /33–38 μm, arcuate tridentate isochelae 25–35 μm and sigmas (S and C shaped) 35–55 μm. Remarks: See Schejter et al. (2019) for a complete characterization and discussion of this species. Published as part of Schejter, Laura, Cristobo, Javier & Ríos, Pilar, 2024, New records of demosponges (Porifera) from the South Orkney Islands (Antarctica) with a checklist for the region, pp. 401-430 in Zootaxa 5403 (4) on page 409, DOI:10.11646/zootaxa.5403.4.1, http://zenodo.org/record/10562154