In synonymy:
Parastrophius Mello-Leitão, 1917 = Ceraarachne Keyserling, 1880 (Mello-Leitão, 1925a: 455, sub Synstrophius)
Synstrophius Mello-Leitão, 1925 = Ceraarachne Keyserling, 1880 (Teixeira, Campos & Lise, 2014: 74)
Transferred to other genera:
Ceraarachne muricata (Mello-Leitão, 1942) -- see Ulocymus