Add this under the PullResourceAdditions for S+ ini.

/Game/Mods/GaiaWyverns/Item/PrimalItemResource_OmegaWyvernDNA.PrimalItemResource_OmegaWyvernDNA,/Game/Mods/GaiaWyverns/Item/PrimalItemResource_WyvernScales.PrimalItemResource_WyvernScales,/Game/Mods/GaiaWyverns/Item/PrimalItemResource_WyvernSoul.PrimalItemResource_WyvernSoul,/Game/Mods/GaiaWyverns/Item/PrimalItemResource_WyvernWings.PrimalItemResource_WyvernWings,/Game/Mods/GaiaWyverns/Structure/SpawnActors/Primalitem_ArenaeMighty.Primalitem_ArenaeMighty,/Game/Mods/GaiaWyverns/Structure/SpawnActors/Primalitem_ArenaeRapid.Primalitem_ArenaeRapid,/Game/Mods/GaiaWyverns/Structure/SpawnActors/Primalitem_ArenaeToxic.Primalitem_ArenaeToxic,/Game/Mods/GaiaWyverns/Structure/SpawnActors/Primalitem_AurisMighty.Primalitem_AurisMighty,/Game/Mods/GaiaWyverns/Structure/SpawnActors/Primalitem_AurisRapid.Primalitem_AurisRapid,/Game/Mods/GaiaWyverns/Structure/SpawnActors/Primalitem_AurisToxic.Primalitem_AurisToxic,/Game/Mods/GaiaWyverns/Structure/SpawnActors/Primalitem_BansheeMighty.Primalitem_BansheeMighty,/Game/Mods/GaiaWyverns/Structure/SpawnActors/Primalitem_BansheeRapid.Primalitem_BansheeRapid,/Game/Mods/GaiaWyverns/Structure/SpawnActors/Primalitem_BansheeToxic.Primalitem_BansheeToxic',/Game/Mods/GaiaWyverns/Structure/SpawnActors/Primalitem_EtiamMighty.Primalitem_EtiamMighty,/Game/Mods/GaiaWyverns/Structure/SpawnActors/Primalitem_EtiamRapid.Primalitem_EtiamRapid,/Game/Mods/GaiaWyverns/Structure/SpawnActors/Primalitem_EtiamToxic.Primalitem_EtiamToxic,/Game/Mods/GaiaWyverns/Structure/SpawnActors/Primalitem_MidgarMighty.Primalitem_MidgarMighty,/Game/Mods/GaiaWyverns/Structure/SpawnActors/Primalitem_MidgarRapid.Primalitem_MidgarRapid,/Game/Mods/GaiaWyverns/Structure/SpawnActors/Primalitem_MidgarToxic.Primalitem_MidgarToxic,/Game/Mods/GaiaWyverns/Structure/SpawnActors/Primalitem_PalusMighty.Primalitem_PalusMighty,/Game/Mods/GaiaWyverns/Structure/SpawnActors/Primalitem_PalusRapid.Primalitem_PalusRapid,/Game/Mods/GaiaWyverns/Structure/SpawnActors/Primalitem_PalusToxic.Primalitem_PalusToxic,/Game/Mods/GaiaWyverns/Structure/SpawnActors/Primalitem_RuinaMighty.Primalitem_RuinaMighty,/Game/Mods/GaiaWyverns/Structure/SpawnActors/Primalitem_RuinaRapid.Primalitem_RuinaRapid,/Game/Mods/GaiaWyverns/Structure/SpawnActors/Primalitem_RuinaToxic.Primalitem_RuinaToxic,/Game/Mods/GaiaWyverns/Structure/SpawnActors/Primalitem_ScorchingMighty.Primalitem_ScorchingMighty,/Game/Mods/GaiaWyverns/Structure/SpawnActors/Primalitem_ScorchingRapid.Primalitem_ScorchingRapid,/Game/Mods/GaiaWyverns/Structure/SpawnActors/Primalitem_ScorchingToxic.Primalitem_ScorchingToxic

Will try to keep this updated as new stuff gets added!