You would be surprised. Plenty of (sufficiently religious) people will indeed hold funerals for and bury miscarriages, if they're at all identifiable. What you

You would be surprised. Plenty of (sufficiently religious) people will indeed hold funerals for and bury miscarriages, if they're at all identifiable. What you seem to expect is that they attempt to force other people to do so -- but unlike killing an organism, "failing to mourn" an organism is not really a crime under any moral framework, so the impetus just isn't there in the same way.