Haeckel, 1887
Shell with broad bars. External part of spicules compressed, 2-edged, 2 times longer than internal. Aspinal pores elongated to oval, 2-4 times larger than bars. Accessory spines half radius of sphere, zigzag. Diameter of latticed sphere: 0.26-0.36 mm; spicule length: 0.13-0.18 mm; length of accessory spines: 0.02-0.04 mm.