Bouncer Hurd

• 566, 997, -20
• 0, 0, 19546 (2 of 111 spawns here)
• -362, -177, -23 (seen once)
• -792, -1808, -36 (seen once) (1 of 4 spawns here)
• -956, -2485, -29 (seen once) (1 of 3 spawns here)
• -917, -2428, -38 (seen once)
• -646, -473, -22 (seen once)
• -282, -76, -20 (seen once)
• 856, 1257, -17 (seen once)
• -822, -1579, -1 (seen once)
• -968, -2961, -9 (seen once)
• -178, 57, -22 (seen once)
• 189, 558, -21 (seen once)
• -572, -947, 9 (seen once)
• 281, 684, -19 (seen once)
• -958, -2347, -32 (seen once) (1 of 2 spawns here)
• -1197, -2816, -14 (seen once)
• -799, -1524, 3 (seen once)
• 606, 1004, -9 (seen once)
• -766, -1601, -11 (seen once)
• 91, 419, -22 (seen once)
• -610, -1069, -5 (seen once)
• -939, -2467, -33 (seen once) (1 of 2 spawns here)
• 881, 1300, -21 (seen once)
• 110, 448, -19 (seen once)
• 0, 0, 21888 (seen once) (1 of 27 spawns here)
• 0, 0, 19731 (seen once) (1 of 133 spawns here)
• 0, 0, 19794 (seen once) (1 of 112 spawns here)

As /loc gives them: Y, X, Z, the most used first; nearby spawns share a spot, and one seen in a single visit may be where the mob had been pulled to.