That left the hosts with just 33 overs to make that 168 to win at five and a half an over - and left-arm swing bowler James Tomlinson then made life even more uncomfortable when he took three quick wickets to reduce Lancashire to 17-3.
"We have felt for some time that we need to explore the left-arm swing variety to add an extra dimension to our attack and Lonwabo Tsotsobe made a good impression at the recent national camp we held in Kimberley, " said Craig Matthews, the acting convenor of selectors.