FIGURE 12. Hyalascus farallonensis n in Four new species of Hexactinellida (Porifera) and a name replacement from the NE Pacific

FIGURE 12. Hyalascus farallonensis n. sp., holotype spicules. A. Three primary diactins and enlarged ends. B. Two hypodermal pentactins and enlarged ray ends. C. Three choanosomal diactins and enlarged ray ends. D A short atrial diactin that probably is an atrialium. E. Dermalia: pentactin and stauractin with enlarged ray ends. F. Atrialia: hexactins, stauractin, diactin and paratetractin with enlarged ray ends. G. Oxyhexaster and hemioxyhexaster with enlarged terminal ray end. H. Oxyhexactin. I. Microdiscohexaster at same magnification as other microscleres. J. Microdiscohexaster enlarged to show details.