T. zetes species-group:

valves elongate and sharply truncate or rounded distally with juxta large, narrow and elongated.

Tildia acara (Hewitson, [1865]), Tildia barberi (Trimen, 1881), Tildia chilo (Godman, 1880), Tildia hypoleuca (Trimen, 1898), Tildia oscari (Rothschild, 1902), Tildia trimeni (Aurivillius, [1899]), Tildia turna (Mabille, 1877), Tildia zetes (Linnaeus, 1758), Tildia anemosa (Hewitson, [1865]), Tildia pseudolycia (Butler, 1874), Tildia welwitschii (Rogenhofer, 1893) .