Which statement is not correct?

English Literature Periods:
450 - 1066 :- The Old English Period
1066 - 1500 :- The Middle English Period
1500 - 1660 :- The Renaissance Period
1660 - 1785 :- The Neoclassical Period
1798 - 1832 :- The Romantic Period
1832 - 1901 :- The Victorian Period
1901 - 1939 :- The Modern Period
1939 - Present :- The Post Modern Period.

[Source: An ABC of English Literature - Dr M Mofizar Rahman]