each clue has a single letter misprint in the defn
33a Welsh corgi finally runs into field spreading a disease of some dogs (5) R????
39a Hairy vagrant accepted in hotel (8) I???????
43a Bill of sale covering pulleys out of Thailand now having a rear part (7) S??LE??
Also : 21d Mature European off the straight for home A?E? ... must be AGEE = off the straight ?? misprint in home?
25a Belgian detective's facing scowling South American monster? Must be Hercules beetle but too many letters ?? Do the E and the S go in the same cell?