In synonymy:
Wadicosa armillata (Schenkel, 1936, T from Pardosa) = Wadicosa fidelis (O. Pickard-Cambridge, 1872) (Yu & Song, 1988c: 117, sub Pardosa venatrix, contra Hu & Li, 1987b: 291, who placed armillata as a junior S of P. birmanica instead)
Wadicosa bhatnagari (Sadana, 1971) = Wadicosa fidelis (O. Pickard-Cambridge, 1872) (Tikader & Malhotra, 1980: 329, sub Pardosa birmanica, see Kronestedt, 2017b: 295)
Wadicosa daliensis Yin, Peng & Zhang, 1997 = Wadicosa okinawensis (Tanaka, 1985) (Magar, Ballarin & Eguchi, 2025: 4)
Wadicosa darolii (Strand, 1906, T from Pardosa) = Wadicosa sordidecolorata (Strand, 1906) (Kronestedt, 2023: 542)
Wadicosa galerita (L. Koch, 1875, T from Pardosa) = Wadicosa fidelis (O. Pickard-Cambridge, 1872) (Wunderlich, 1992a: 467)
Wadicosa indistinctepicta (Strand, 1907, T from Pardosa) = Wadicosa fidelis (O. Pickard-Cambridge, 1872) (Yu & Song, 1988c: 117, sub Pardosa venatrix)
Wadicosa irrasa (Roewer, 1959) = Wadicosa oncka (Lawrence, 1927) (Kronestedt, 1987: 968, sub Pardosa)
Wadicosa kisokwea (Roewer, 1959) = Wadicosa oncka (Lawrence, 1927) (Kronestedt, 1987: 968, sub Pardosa)
Wadicosa kraepelini (Roewer, 1959, removed from S of W. venatrix) = Wadicosa fidelis (O. Pickard-Cambridge, 1872) (Wunderlich, 1992a: 467, contra Buchar, 1980: 88)
Wadicosa mandlaensis (Gajbe, 2004, T from Evippa) = Wadicosa fidelis (O. Pickard-Cambridge, 1872) (Sankaran, Caleb & Sebastian, 2021d: 169)
Wadicosa pararmillata (Schenkel, 1963, T from Pardosa) = Wadicosa fidelis (O. Pickard-Cambridge, 1872) (Yu & Song, 1988c: 117, sub Pardosa venatrix)
Wadicosa resoluta (Roewer, 1959) = Wadicosa oncka (Lawrence, 1927) (Kronestedt, 1987: 968, sub Pardosa)
Wadicosa spilota (Pocock, 1903, T from Pardosa) = Wadicosa fidelis (O. Pickard-Cambridge, 1872) (Alderweireldt & van Harten, 2004: 354)
Wadicosa versuta (Roewer, 1959) = Wadicosa oncka (Lawrence, 1927) (Kronestedt, 1987: 968, sub Pardosa)
Wadicosa wittei (Roewer, 1959) = Wadicosa oncka (Lawrence, 1927) (Kronestedt, 1987: 968, sub Pardosa)
Nomina dubia:
Wadicosa subvenatrix (Strand, 1908k: 354, f, Ethiopia, originally in Lycosa) -- Wunderlich, 1992a: 468
Wadicosa venatrix (Lucas, 1846: 116, pl. 3, f. 7, mf, North Africa, originally in Lycosa) -- Wunderlich, 1992a: 468