| Two-parted cormus: inhalant region cushion-shaped, with numerous inhalant openings. Exhalant region by thin-walled tubes emerging from the inhalant parts and occasionally reuniting in their upper parts. |
| yellow |
| yellow |
| Possibly small opening at the distal ends of exhalant tubes. Not visible in fixed specimen. |
| Choanosome free of spicules |
| Inhalant region: tangential triactines in multiple layers; exhalant region: thin layer of tangential triactines |
| Equiangular, equiradiate triactines. The actines are straight and conical, with sharp or blunt tips. In some triactines, the actines are locally slightly thickened near the tip. Spicule size of inhalant region: actine length: 44-183.9-222 um; actine width: 7-15.2-20 um; spicule size of exhalant region: actine length: 68-193.0-217 um; actine width: 8-14.3-21 um. |
| absent |
