Don't need to special case certain monster spawn eggs as Mojang has long since fixed those issues.

nms-patches/ItemMonsterEgg.patch

@@ -1,16 +1,6 @@
 --- a/net/minecraft/server/ItemMonsterEgg.java
 +++ b/net/minecraft/server/ItemMonsterEgg.java
-@@ -19,7 +19,8 @@
-     }
- 
-     public boolean interactWith(ItemStack itemstack, EntityHuman entityhuman, World world, BlockPosition blockposition, EnumDirection enumdirection, float f, float f1, float f2) {
--        if (world.isClientSide) {
-+        // CraftBukkit - check ItemStack data
-+        if (world.isClientSide || itemstack.getData() == 48 || itemstack.getData() == 49 || itemstack.getData() == 63 || itemstack.getData() == 64) {
-             return true;
-         } else if (!entityhuman.a(blockposition.shift(enumdirection), enumdirection, itemstack)) {
-             return false;
-@@ -109,6 +110,12 @@
+@@ -109,6 +109,12 @@
      }
  
      public static Entity a(World world, int i, double d0, double d1, double d2) {
@@ -23,7 +13,7 @@
          if (!EntityTypes.eggInfo.containsKey(Integer.valueOf(i))) {
              return null;
          } else {
-@@ -123,8 +130,13 @@
+@@ -123,8 +129,13 @@
                      entityinsentient.aK = entityinsentient.yaw;
                      entityinsentient.aI = entityinsentient.yaw;
                      entityinsentient.prepare(world.E(new BlockPosition(entityinsentient)), (GroupDataEntity) null);