Synonyms: Calligypona propingua; Calligypona propinqua; Delphacodes cataniae; Delphacodes neopropinqua; Delphacodes propinqua; Delphacodes shirozui (heterotypic); Delphacodes subfusca (heterotypic); Delphax cataniae (heterotypic); Delphax hamatula (heterotypic); Delphax hamulata; Delphax propingua; Delphax propinqua (homotypic); Liburnia marshalli (heterotypic); Liburnia propinqua (homotypic); Liburnia terminalis (heterotypic); Liburnia tuckeri (heterotypic); Metadelphax propinqua (homotypic); Toya propincua; Toya propinqua