This crossword No. 12497 clues and answers were published on Mon 31 May 2010 and the puzzle can be visited by following The Guardian Quick Crossword No. 12497 link.
All Across Clues and Answers:
1-across – Dinosaur film : JURASSICPARK
9-across – Concubines living together : HAREM
10-across – Mythical white equine : UNICORN
11-across – Party with electronic dance music — be wild : RAVE
12-across – Tool for extracting hairs : TWEEZERS
14-across – Eradicate : UPROOT
15-across – Bordering on the unseemly : RISQUE
18-across – Seven-sided figure : HEPTAGON
20-across – Sporting occasion : GALA
22-across – Dismiss from consideration : RULEOUT
23-across – Orchestral instruction for all to play together : TUTTI
24-across – Huge setback : DOUBLEWHAMMY
All Down Clues and Answers:
2-down – Nearer to the source of the stream : UPRIVER
3-down – Military unit : ARMY
4-down – Parrot’s noise : SQUAWK
5-down – Standards by which things measured : CRITERIA
6-down – Positive electrode : ANODE
7-down – Lucky Jim author : KINGSLEYAMIS
8-down – Animal of pure blood : THOROUGHBRED
13-down – No one : NOTASOUL
16-down – Specific amount : QUANTUM
17-down – Grovel : KOWTOW
19-down – Rice dish : PILAU
21-down – Italian volcano : ETNA
This crossword has in total 24 where 12 are across and 12 are down.