1.15 Type of mob ID in play_server_spawn_entity_living packet / PacketPlayOutSpawnEntityLiving / SPAWN_ENTITY_LIVING (0x03)

1: armor_stand
3: bat
4: bee
5: blaze
7: cat
8: cave_spider
9: chicken
10: cod
11: cow
12: creeper
13: dolphin
14: donkey
16: drowned
17: elder_guardian
19: ender_dragon
20: enderman
21: endermite
22: evoker
28: fox
29: ghast
30: giant
31: guardian
32: hoglin
33: horse
34: husk
35: illusioner
36: iron_golem
42: llama
44: magma_cube
52: mule
53: mooshroom
54: ocelot
56: panda
57: parrot
58: phantom
59: pig
60: piglin
61: pillager
62: polar_bear
64: pufferfish
65: rabbit
66: ravager
67: salmon
68: sheep
69: shulker
71: silverfish
72: skeleton
73: skeleton_horse
74: slime
76: snow_golem
79: spider
80: squid
81: stray
82: strider
88: trader_llama
89: tropical_fish
90: turtle
91: vex
92: villager
93: vindicator
94: wandering_trader
95: witch
96: wither
97: wither_skeleton
99: wolf
100: zoglin
101: zombie
102: zombie_horse
103: zombie_villager
104: zombified piglin