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: donkey
14: dolphin
16: drowned
17: elder_guardian
19: ender_dragon
20: enderman
21: endermite
23: evoker
28: fox
29: ghast
30: giant
31: guardian
32: horse
33: husk
34: illusioner
39: llama
41: magma_cube
49: mule
50: mooshroom
51: ocelot
53: panda
54: parrot
55: pig
56: pufferfish
57: zombie_pigman
58: polar_bear
60: rabbit
61: salmon
62: sheep
63: shulker
65: silverfish
66: skeleton
67: skeleton_horse
68: slime
70: snow_golem
73: spider
74: squid
75: stray
76: trader_llama
77: tropical_fish
78: turtle
84: vex
85: villager
86: iron_golem
87: vindicator
88: pillager
89: wandering_trader
90: witch
91: wither
92: wither_skeleton
94: wolf
95: zombie
96: zombie_horse
97: zombie_villager
98: phantom
99: ravager