regadrella_rhizophora_spicules.jpg

Spicules of Regadrella rhizophora, holotype

A: dermal hexactin; B,C: outer ends of dermal hexactins; D-F: choanosomal diactins; G: prostalia oscularia hexactin (paratype, MNHN HCL 639); H,I: diactins of the sieve-plate; J: hexactin of the sieve plate; K: tauactin of the sieve-plate; L: pentactin of the sieve-plate; M: paratetractin of the sieve-plate; N: stauractin of the sieve plate; O: monactin of the sieve-plate; P: hexactin; Q: floricome (paratype, MNHN HCL 637); R: hemioxyhexaster(HCL 643); S-X: irregular oxyoidal spicules (HCL 643); Y: oxyhexaster.

Tabachnick, K.R.; Lévi, C. 2004. Lyssacinosa du Pacifique sud-ouest (Porifera: Hexactinellida). in: Marshall, B.; Richer de Forges, B. (eds), Tropical Deep-Sea Benthos 23. Mémoires du Muséum National d'Histoire Naturelle 191: 11-71.

Photographer: F.E.Schulze. Publisher: Dagaeff, Anne-Cecile.