Across

• 1.

  Recent arrival in the vanguard of fashion: tan buckles (6)
• 5.

  Member of "Wagon Train" goes on traveling with act (5)
• 9.

  Being of mixed birth, mulatto's origin takes longer unraveling (7)
• 10.

  Made love with a mythical woman (4)
• 11.

  Goes pop in the song, but with no lead support (5)
• 13.

  Aurelio's holding back the boat (5)
• 15.

  The lady set out to be slept on (6)
• 16.

  Boil fishhead, then run inside (bad clue) (5)
• 18.

  Made it with a screw driver (7)
• 21.

  French painter who's just short of vulgar (4)
• 22.

  Where fish come from—it sounds like it's rank (3)
• 23.

  Religious men transposing suite in Bach (3)
• 24.

  Ultimately perverted crime results in hanging (5)
• 26.

  Take one third off fat, salt, oil (5)
• 28.

  Sign of royalty in India: demagoguery (6)
• 30.

  Flower intrinsic to a seer? (4)
• 32.

  Those who share terrible panic at trips (7)
• 35.

  Introduction to tone poem (off beat)(5) (5)
• 36.

  Pearl-divers use padding against ... (6)
• 37.

  .... monstrous eels settling on the bottom (4)
• 38.

  Ninety-nine crawling lice make a chilling point (6)
• 39.

  Nibbles front off crackers found in church (3)
• 40.

  Dislike winding thread (3)
• 41.

  Certain openings in pockets make small change (3)

Down

• 1.

  Mobile duet moving with a fast pace (2 words) (3)
• 2.

  A shark—No, silly, it's a boat (2 words) (4)
• 3.

  Aiming first and last to be heard as a writer (4)
• 4.

  They designate, time after time, uncommon sense (6)
• 5.

  Chorus leader, sonorous, seen on high (5)
• 6.

  God brooding about himself? (4)
• 7.

  "Nothing leads to nothing" in Lear (3)
• 8.

  Boils and rises audibly (5)
• 12.

  Soak the head before getting dry (4)
• 14.

  Writer abandons faithful wife to run off with lover (5)
• 15.

  Desert dweller, in his element, makes you dance (4)
• 17.

  Lab course shows metamorphosing insect (2 words) (3)
• 19.

  Mounting hill of rubbish (3)
• 20.

  Bolder and brighter, but not righter: one who raves (3)
• 21.

  A poet, with time, gets most serious (3)
• 23.

  Spanish queen crowned with pieces of jade stone (6)
• 24.

  Undeviating conduct (6)
• 25.

  "Secret Agents in Siam" (series bombed) (6)
• 27.

  Newspaper consisting of misprinted items (5)
• 28.

  Painter eager to follow where Fragonard leaves off (5)
• 29.

  Bed curtains arranged in a row (5)
• 30.

  Top to tail (poor to excellent) (4)
• 31.

  Chew eel liver—that should wake you up (4)
• 32.

  Air postage bearing no label (4)
• 33.

  Some illustrious threesome ... (4)
• 34.

  .... left in hack with devotees (4)