Leucascus tenuispinae, Klautau & Lopes & Tavares & Pérez, 2022

Klautau, Michelle, Lopes, Matheus Vieira, Tavares, Gabriela & Pérez, Thierry, 2022, Integrative taxonomy of calcareous sponges (Porifera: Calcarea) from Réunion Island, Indian Ocean, Zoological Journal of the Linnean Society 194, pp. 671-725 : 697-699

LEUCASCUS TENUISPINAE SP. NOV.

( FIG. 15 ; TABLE 7)

Z o o b a n k r e g i s t r a t i o n: u r n: l s i d: z o o b a n k. org:act: 4EB114CF-5870-4338-95FE-09BE9C398196.

Diagnosis: Subglobular Leucascus . S skeleton composed of fusiform diactines, triactines and rare tetractines with short spines.

Etymology: For the microspines on the apical actine of the tetractines (tenues = thin; spinae = spines).

Type locality: Portail Caves , La Réunion, Indian Ocean .

Ty p e m a t e r i a l: H o l o t y p e – U F R J P O R 8 9 2 7 (= 171110- ESB2 - TP2 ). Photos : TP6114–6116. Portail Caves, La Réunion, Indian Ocean, coll. T. Pérez, 10 November 2017, 25 m depth .

Figures

Figure 15. Leucascus tenuispinae (holotype; UFRJPOR 8927). A, specimen in vivo. B, fixed specimen. C, tangential section of the surface. D, diactine. E, triactine. F, tetractine. G, apical actine of a tetractine with short spines.