P. ribeiroi:

UMMZ 208653 (2), 24.5-25.7 mm SL; Bangladesh: Sylhet District, Rangapani Khal (creek), 6 km NNW of Jaintapur on Sylhet-Shillong highway, 25°10'N 92°6'E. UMMZ 208955 (37), 14.7-25.7 mm SL; Bangladesh: Mahananda River at Tetulia, near location of Dak Bungalow . UMMZ 243649 (8), 16.4-23.2 mm SL; India: West Bengal, Schutunga River (tributary of the Mansai River) at Ansole, 26°22'24"N 89°11'17"E .