Sunday Times Cryptic Jumbo 4883

[NeilMunro]

Very grateful for all help with these clues please.
41ac: “Those finishing turkeys imbibe top Asti then a shot (5).”
42dn: “Feature of Ancient Mandarin is something difficult to follow (7).”
44dn: “Some flipping snail ate gesneria growing in crops (7).”
46dn: “Piece of music one group knocked up for famous soprano (7).”
55ac: “Those under feet of snow regularly empty large spades (5).”

[Nical]

41 Sepia, a shot/photo. Last letters from 'turkeyS...'

[Nical]

46 Bartoli, famous soprano. Bar, piece of music and 1/I Lot, one group, upwards (knocked up).

[Lie-in King]

41a Sepia (shot; photo) - '(turkey)s (imbib)e (to)p (Ast)i' + 'a'
42d Pig-tail (difficult + follow)
44d Segetal - back in "...snai L ATE GES neria..."
46d Bartoli - 'bar' + 'i (one) lot' (up)
55a Soles - 'SnOw' (regularly) + 'l(arg)e' (empty) + 's(pades)'

[Mamyalynne]

42 Pigtail

55 Soles

[Nical]

33 Segetal reversed in clue, growing in crops.

[NeilMunro]

Many thanks all!

[Nical]

Glad we all helped!