A thesis statement should be specific and make a clear, definable and arguable claim. For the literary research paper, a thesis statement may suggest a particular way of reading or understanding a story, perhaps providing an original or even controversial interpretation.
Thesis Statements in Literary Analysis Papers
Tips and Examples for Writing a Thesis Statement (OWL @ Purdue)
Writing About Literature (OWL Writing Center-Purdue University)
Writing a Thesis Statement for a Literature Paper (Colorado State University)