Big Monday crossword no 346

[the old mill]

22ac In proportion, from Latin, according to the rate` (3-4) (?r?-??t?) 27ac Indonesian Island SE of Sumatra, the most populated island in the world.(4) (?a??) 28ac most active volcano on the central Honshu island of Jaoan.(5) (A????) 29ac Fielding position in cricket behind and to the offside of the wicketkeeper. (4) (?l??) 31ac Official order to attend a law court, either as a witness or a defendant. (7) (s??????) 37ac iced cocktail of rum,sugar and lime juice named after a town in Cuba.(8) 38ac Branch of medicine concerned with disorders of the blood.(11) (?a???t?????) 39d Horizontal Scaffold pole attached to 2 upright poles and used to support the outer ends of putlogs (poles supporting floorboards) (6)

[ladyalex]

22a Pro rata

31a Subpoena
38a Haematology

[ladyalex]

28a Java

[mac44]

pro rata
Java
Asama
slip
summons
daiquiri
haematology
ledger

[ladyalex]

37a Daiquiri

[venator]

22ac pro rata 31ac summons 38ac haematology - yes, that's 11 letters!
I'd need to google the rest, but someone else is probably doing that right now.
Good cruciverbalising!!!

[the old mill]

Many thanks to all and good luck.