Eight unclued lights are of a kind; as is, fancifully, the ninth.

Across

6    Hurry up to fill space with one big cup (6)
12    Ape, given exercise to open fish, discarded skin (10, two words)
13    I agree Spain is rarely pleasant (5)
15    Unable to move furniture? Sure (10)
16    Witter about horse (7)
20    Regrets advancing second scheme (4)
22    Café undecided about installing organ (7, two words)
24    Swearing mildly at work on mushroom (7)
26    Stung in clear light (7)
31    A canine booted from the council (7)
34    Assisted once to fly round Luxembourg (4)
36    Hot during fine concert, turning to relieving drug (7)
38    Jaguars on trek not initially perfect specimens (10)
40    A drink: sherry’s first to be drunk, as out of port (5, two words)
41    Airstreams blow round conserved wetland (10, two words)
42    Queen needs a Liberal to get tough (6)
43    Hacks some hair, keeping with it (8, two words)

Down

2    New ha’penny secures head of model of a classical divinity (8)
4    North Carolinian leather-worker (7, two words)
5    Without partner, I left without getting shaved (7)
6    Best sort of medal (6)
7    Determined to take visitor from afar a long way round (6)
8    Girl in the North American style? (5)
9    Tumultuously disorderly, and a policeman gets involved (13)
10    Pupils found this wide? (13, two words)
11    Bring back resolution to centre of county court (9)
17    When Japanese menial should turn up? (3)
19    Inconstant moon — its current appearance? Sort of current (9)
25    Leg I put above head into a high state (8)
27    Be likely not first, but last (3)
28    Drizzly day: policeman I found sheltered by tree (7)
29    Woman secures old neckwear in fancy lace (7, two words)
32    Disgrace, being no true European (6)
33    Current article going into a weird cult (6)
35    Icy cold, but not to sailors (5)

A first prize of £30 for the first correct solution opened on 19 January. There are two runners-up prizes of £20. (UK solvers can choose to receive the latest edition of the Chambers Dictionary instead of cash — ring the word ‘Dictionary’.) Entries to: Crossword 2192, The Spectator, 22 Old Queen Street, London SW1H 9HP. Please allow six weeks for prize delivery.