Nematogobius brachynemus Pfaff, 1933

ZSM 34189 (10 specimens from Lagoa Azul, intertidal); ZSM 34188 (6 specimens from Lagoa Azul, intertidal); ZSM 34190 (20 specimens from Lagoa Azul, intertidal); UFES 134 and 135 (1 specimen each, from Sao Tome, no precise location data); ZSM 34733 (1 specimen from Príncipe, no precise location data); SMNS 23070 (5 specimens together with 4 Bathygobius burtoni from Sao Tomé City); SMNS 23067 (1 specimen together with 1 Bathygobius burtoni from Sao Tomé City); SMNS 23078 (4 specimens together with 10 Bathygobius burtoni from Rolas Island); Figure 23.