Lost women's wallet going from Winthrop st macdonald to a cab near there

This happened last night about 1.45a.m I don't exactly know what part I lost the wallet it may be in the cab I went home in I got into a cab by Winthrop st didn't take notice of what cab base it was from but the driver was Nigerian .I only realised it was gone when I had to pay the fare it may have fallen out in the cab.it's a metallic grey wallet with parfois label written on it I'm very upset as there was a lot of things in it from my deceased sister so if anybody could help please do its not in macdonald I had it in there they checked cctv