The featured Basset Hound is Daphne photographed with a Balthazar from @BodegasTamaral.
The answer from Bodegas Tamaral is 12litres.
Basset, a much better name than the conventional Balthazar and a nice thought that a Basset is greater, in size at least, than a case of wine, a Salmanazar.
I would want to bring a slightly larger bottle along to the photo shoot, perhaps a Nebuchadnezzar or a Melchoir - I would wouldn’t I.
Most of us are too busy downing our wine one standard bottle at a time to concern ourselves with other possible bottle sizes, for the curious, here they are.
187.5ml Piccolo or Split used for a single serving of Champagne
375ml Demi or Half one-half a standard 750mll size
750ml Standard bottle size for most wine in the shops
1.5litres Magnum two standard bottles
3litres Double Magnum two Magnums
4.5litres Jeroboam six standard bottles
6litres Imperial eight standard bottles or two Double Magnums
9litres Salmanazar twelve standard bottles, a full case of wine!
12litres Balthazar sixteen standard bottles or two Imperials
15litres Nebuchadnezzar twenty standard bottles
18litres Melchoir twenty-four standard bottles
20litres Solomon twenty-six standard bottles
25litres Sovereign thirty-three and a third standard bottles
27litres Primat or Goliath thirty-six standard bottles
30litres Melchizedek forty standard bottles