FIGURES 30–36. FIGURES 30–32 in Fouling bryozoans in Argentine harbours (Southwest Atlantic): new records and the description of a new species

FIGURES 30–36. FIGURES 30–32. Smittoidea spinigera (MACN-In 43883); 30, general aspect; 31, ovicelled zooid; 32, close-up of primary orifice and suboral avicularium. FIGURES 33–36. Stephanollona boreopacifica (MACN-In 43884); 33, growing margin; 34, three zooids with oral spines; 35, ovicells and smaller oval avicularia; 36, close-up of larger triangular avicularia. Scale bars. 30, 33, 35, 36: 200 µm; 31, 34: 100 µm; 32: 50 µm.