No.11260, Monday 08 Dec 2014, Arden

Great one from Arden! Loved the 13 letter ones, though I proceeded 1across at times. I initially though Arden was on a breeding exercise with a clutch of eggs in 28a, UTERI in 27a, and GESTATION in 15d though a nautical strain, as always, is visible in 10a, 6d, 7d

Across
1 Slowly one sat back to secure some legroom (2,1,6,4) AT A SNAIL'S PACE (A SAT< NAIL SPACE)
          As the H'baddies say "Halloo, Halloo" or "Haule, Haule"
10 Call head of boat (5) SCULL (~SKULL)
11 Uprising by soldiers — a huge number, as one goes for finishing line (9) REBELLION (RE BILLION with E replacing I)
12 Entitlement's gone immediately (5,4) RIGHT AWAY (RIGHT AWAY)
13 Subject of spinner starts with Indian cricket (5) TOPIC (TOP I C)
14 Cleaning coming to an end after it's over (7)  TIDYING (IT< DYING)
16 The woman’s becoming rare as a farm worker (7) SHEARER (SHE RARE*)
18 They are used two times to delete answer (7) ERASERS (ERAS+ERAS-A)
          Once is not enough ... Remember the times we poor chappies used to call them rubbers ...
20 Cut or reduce risk rearing wild lion (7)  SIRLOIN (RISk< LION*)
22 Should dismiss Ponting and Waugh's final admission (5) OUGHT (G&H in OUT)
24 Arranged car pool on a small island — it's near Athens (9) ACROPOLIS (CAR POOL S I)*
26 Keeping outside central location is soothing (9) PLACATING (AT in PLACING)
27 Say one ignores temperature in incubators (5) UTERI (UTtER I)
28 With a clutch of eggs, moderately well placed (7,6) SITTING PRETTY (SITTING PRETTY)

Down
2 Forced drug into boy as he walked wearily (7) TRUDGED (DRUG* in TED)
3 Game fish swallows it dry (9) SOLITAIRE (IT AIR in SOLE)
4 A pointer to a scene, reportedly (5) ARROW (~A ROW)
5 Influence peddlers to include a cop (not bishop) in their schedules (9) LOBBYISTS (BOBBY-B in LISTS)
6 Guide religious group (5) PILOT (PI LOT)
7 Dock after dock... not one ship (7) CLIPPER (CLIP PIER-I)
8 Proceeds straight, keeping the ethos of loyalty to the group (6, 2,5) ESPRIT DE CORPS (PROCEEDS* keeping SPRIT?)
          Curiously a few bottles could lead to a feeling of comradeship and display of bottle=courage
9 Broken chair contains something old (13) ANACHRONISTIC (CHAIR CONTAINS)*
15 Period of development, say over a place (9) GESTATION (EG< STATION)
17 Erupt near transport (9) ENRAPTURE (ERUPT NEAR)* Transport on Double Duty both as Anind and def.
19 Hang if a criminal gets some money (7) AFGHANI (HANG IF A)*
          Reminded me of Afghan leaders who got hanged ...
21 Most slippery one is prone in a place of surgery (7) OILIEST (I LIES in Operation Theatre)
23 Farm machinery's no choice for land (5) TRACT (TRACTor)
25 Manipulate design group, for me nothing's lost (3,2) RIG UP (GROUP - O+I)*

GRID