FIGURE 3 in Hexactinellida (Porifera) from the Drake Passage (Southern Ocean) with a description of three new species

FIGURE 3. Doconesthes robinsoni sp. nov. Type specimen MNHNCL POR–15002. A. Freshly collected specimen, scale in cm; B. Rehydrated specimen, scale in cm; C. Atrium of rehydrated specimen, scale in cm; D. Hypodermal pentactin, illustration traced from light microscope image, scale 100 µm; E. Atrial hexactine, illustration traced from light microscope image, scale 100 µm F. End of choanosomal diactin, scale 200 µm, light microscope; G. Dermal diactin, scale 100 µm, light microscope; H. Hemioxyhexaster, scale 10 µm, SEM; I. Strobiloplumicome, scale 10 µm, SEM, the frontal ray is missing.