FIGURE 6 in The order Tethyida (Porifera) in California: taxonomy, systematics, and the first member of the family Hemiasterellidae in the Eastern Pacific

FIGURE 6. Microscopic features of T. authia. A) tylostyles, styles from voucher CASIZ 235111, scale bar 100 µm; B) euasters from voucher CASIZ 235111, scale bar 20 µm; C) perpendicular tissue section from voucher TLT 364, scale bar = 500 µm.