Possible:
1846: Elizabeth Marsh d James Marsh, labourer m Charles Cattle in Poole
1851 HO 107/1856 (indexed as Cottle)
Charles Cattle, 28, b Langton Matravers
Elizabeth Cattle, 24, b L. M.
Elizabeth Cattle, 4, b Poole
Ellen Cattle, 2, b Poole
Charles Cattle hadn't moved to Poole by 1841 and the best bet for Elizabeth would appear to be an Elizabeth Marsh, 15-19, who is living in Swanage, v close to the Matravers (HO107/279/6).
Richard