Psammocinia morum, Lee & Yoo & Kim, 2017

Lee, Sue Yeon, Yoo, Jung Sun & Kim, Seung Tae, 2017, New species in two genera, Psammocinia and Ircinia (Demospongiae: Dictyoceratida: Irciniidae), from Korea, Journal of Species Research 6, pp. 94-109 : 95

publication ID

https://doi.org/ 10.12651/JSR.2017.6

persistent identifier

https://treatment.plazi.org/id/43238785-AF53-FFBC-F8B0-F8B2FC99FCAD

treatment provided by

Felipe

scientific name

Psammocinia morum
status

sp. nov.

2. Psammocinia morum View in CoL n. sp. ( Fig. 2)

Type specimen. Holotype (NIBRIV0000754023), Korea: Dodong-ri , Ulleung-eup, Ulleung-gun, Gyeong- sangbuk-do, 23 Oct 2001, Lee KJ, by SCUBA, depth 20 m, deposited in the NIBR.

Description. Irregularly branched massive sponge, size up to 9 × 5 × 2.5 cm in wide. Surface with distinct round conules. Rough sand crust mixed with spicules, which slightly protrudes. Oscules, 0.3-1 mm in diameter, open over sponge surface. Colour in life, surface black, and beige inside. Texture, firm and compressible.

Skeleton: Primary fibres, 200-600 μm in diameter, complicated fascicles, and cored with large and small sand particles ( Fig. 2H). Secondary fibres, 50-150 μm in diameter, almost clear, and branch type or various size of web ( Fig. 2F, G). Filaments, 2-5 μm in diameter, with terminal knobs, 9-10 μm in diameter.

Etymology. This species name morum is named after mulberry shape of the sponge surface.

Remark. This new species is characterized by the regular web of secondary fibres which are rarely cored with sand.

NIBR

National Institute of Biological Resources

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