What's the difference between anaphora and epanaphora?

Anaphora

Definition:

(n.) A repetition of a word or of words at the beginning of two or more successive clauses.

Example Sentences:

(1) The verb phrase (VP) anaphora is a commonly used construction in English in which part of a sentence, including the verb, is replaced or deleted.
(2) They in fact support a universal structure dependence in children's hypotheses about directionality of anaphora.
(3) The implications of these findings for theories of anaphora resolution and figurative language comprehension are discussed.
(4) No significant age differences were found on microlinguistic measures, including syntactic complexity and syntactic and lexical production errors, and there were also no age differences in the use of lexical cohesive ties, such as anaphora.
(5) The discussion focuses on the variable roles of speaker mood, plausibility, and pronoun anaphora in supporting inferences about a speaker's intended meaning and on the selective nature of RHD patients' impairment in this domain.
(6) The present study investigated comprehension of four types of VP anaphora constructions.
(7) Greater dementia severity among the SDAT subjects was associated with marked difficulties in accessing the mental lexicon (increased use of empty words, indefinite anaphora, and pronouns).
(8) Elsewhere we have argued on the basis of cross linguistic studies of directionality effects on anaphora in child language, that there is no universal 'forward directionality preference (FDP)'; rather such a preference is linked to languages with specific grammatical properties.