FIGURE 5 in Hexactinellida (Porifera) from the ANDEEP III Expedition to the Weddell Sea, Antarctica

FIGURE 5. Spicules of Lophocalyx profundum, n. sp. holotype (SMF 10524). A. Anchorate hypodermal pentactin in end and side views. B. Two regular hypodermal pentactins with enlargements of tangential and proximal ray ends. C. Thick diactin with enlargements of ends. D. Thin choanosomal diactin with enlargements of ends. E. Diactine, triactine and monactine dermalia. F. Pinular hexactine atrialium with enlargements of ray ends. G. Oxyhexaster with enlargement of terminal ray segment. H. Strobiloplumicome in optical section with rays perpendicular to the page omitted, with enlargement of a terminal ray end.