This should restrict job teshari cloaks/undercloaks by redefining all normal cloaks/undercloaks to 'standard' and redefining the cloak/undercloak loadouts to only draw from standard clothing.

code/modules/client/preference_setup/loadout/loadout_xeno.dm

@@ -107,28 +107,28 @@
 
 /datum/gear/uniform/undercoat
 	display_name = "undercoat selection (Teshari)"
-	path = /obj/item/clothing/under/seromi/undercoat
+	path = /obj/item/clothing/under/seromi/undercoat/standard
 	whitelisted = SPECIES_TESHARI
 	sort_category = "Xenowear"
 
 /datum/gear/uniform/undercoat/New()
 	..()
 	var/list/undercoats = list()
-	for(var/undercoat in typesof(/obj/item/clothing/under/seromi/undercoat))
+	for(var/undercoat in typesof(/obj/item/clothing/under/seromi/undercoat/standard))
 		var/obj/item/clothing/under/seromi/undercoat/undercoat_type = undercoat
 		undercoats[initial(undercoat_type.name)] = undercoat_type
 	gear_tweaks += new/datum/gear_tweak/path(sortAssoc(undercoats))
 
 /datum/gear/suit/cloak
 	display_name = "cloak selection (Teshari)"
-	path = /obj/item/clothing/suit/storage/seromi/cloak
+	path = /obj/item/clothing/suit/storage/seromi/cloak/standard
 	whitelisted = SPECIES_TESHARI
 	sort_category = "Xenowear"
 
 /datum/gear/suit/cloak/New()
 	..()
 	var/list/cloaks = list()
-	for(var/cloak in typesof(/obj/item/clothing/suit/storage/seromi/cloak))
+	for(var/cloak in typesof(/obj/item/clothing/suit/storage/seromi/cloak/standard))
 		var/obj/item/clothing/suit/storage/seromi/cloak/cloak_type = cloak
 		cloaks[initial(cloak_type.name)] = cloak_type
 	gear_tweaks += new/datum/gear_tweak/path(sortAssoc(cloaks))

code/modules/clothing/suits/aliens/seromi.dm

@@ -8,132 +8,132 @@
 	species_restricted = list(SPECIES_TESHARI)
 	body_parts_covered = UPPER_TORSO|ARMS
 
-/obj/item/clothing/suit/storage/seromi/cloak/black_orange
+/obj/item/clothing/suit/storage/seromi/cloak/standard/black_orange
 	name = "black and orange cloak"
 	icon_state = "tesh_cloak_bo"
 	item_state = "tesh_cloak_bo"
 
-/obj/item/clothing/suit/storage/seromi/cloak/black_grey
+/obj/item/clothing/suit/storage/seromi/cloak/standard/black_grey
 	name = "black and grey cloak"
 	icon_state = "tesh_cloak_bg"
 	item_state = "tesh_cloak_bg"
 
-/obj/item/clothing/suit/storage/seromi/cloak/black_midgrey
+/obj/item/clothing/suit/storage/seromi/cloak/standard/black_midgrey
 	name = "black and medium grey cloak"
 	icon_state = "tesh_cloak_bmg"
 	item_state = "tesh_cloak_bmg"
 
-/obj/item/clothing/suit/storage/seromi/cloak/black_lightgrey
+/obj/item/clothing/suit/storage/seromi/cloak/standard/black_lightgrey
 	name = "black and light grey cloak"
 	icon_state = "tesh_cloak_blg"
 	item_state = "tesh_cloak_blg"
 
-/obj/item/clothing/suit/storage/seromi/cloak/black_white
+/obj/item/clothing/suit/storage/seromi/cloak/standard/black_white
 	name = "black and white cloak"
 	icon_state = "tesh_cloak_bw"
 	item_state = "tesh_cloak_bw"
 
-/obj/item/clothing/suit/storage/seromi/cloak/black_red
+/obj/item/clothing/suit/storage/seromi/cloak/standard/black_red
 	name = "black and red cloak"
 	icon_state = "tesh_cloak_br"
 	item_state = "tesh_cloak_br"
 
-/obj/item/clothing/suit/storage/seromi/cloak/black
+/obj/item/clothing/suit/storage/seromi/cloak/standard/black
 	name = "black cloak"
 	icon_state = "tesh_cloak_bn"
 	item_state = "tesh_cloak_bn"
 
-/obj/item/clothing/suit/storage/seromi/cloak/black_yellow
+/obj/item/clothing/suit/storage/seromi/cloak/standard/black_yellow
 	name = "black and yellow cloak"
 	icon_state = "tesh_cloak_by"
 	item_state = "tesh_cloak_by"
 
-/obj/item/clothing/suit/storage/seromi/cloak/black_green
+/obj/item/clothing/suit/storage/seromi/cloak/standard/black_green
 	name = "black and green cloak"
 	icon_state = "tesh_cloak_bgr"
 	item_state = "tesh_cloak_bgr"
 
-/obj/item/clothing/suit/storage/seromi/cloak/black_blue
+/obj/item/clothing/suit/storage/seromi/cloak/standard/black_blue
 	name = "black and blue cloak"
 	icon_state = "tesh_cloak_bbl"
 	item_state = "tesh_cloak_bbl"
 
-/obj/item/clothing/suit/storage/seromi/cloak/black_purple
+/obj/item/clothing/suit/storage/seromi/cloak/standard/black_purple
 	name = "black and purple cloak"
 	icon_state = "tesh_cloak_bp"
 	item_state = "tesh_cloak_bp"
 
-/obj/item/clothing/suit/storage/seromi/cloak/black_pink
+/obj/item/clothing/suit/storage/seromi/cloak/standard/black_pink
 	name = "black and pink cloak"
 	icon_state = "tesh_cloak_bpi"
 	item_state = "tesh_cloak_bpi"
 
-/obj/item/clothing/suit/storage/seromi/cloak/black_brown
+/obj/item/clothing/suit/storage/seromi/cloak/standard/black_brown
 	name = "black and brown cloak"
 	icon_state = "tesh_cloak_bbr"
 	item_state = "tesh_cloak_bbr"
 
-/obj/item/clothing/suit/storage/seromi/cloak/orange_grey
+/obj/item/clothing/suit/storage/seromi/cloak/standard/orange_grey
 	name = "orange and grey cloak"
 	icon_state = "tesh_cloak_og"
 	item_state = "tesh_cloak_og"
 
-/obj/item/clothing/suit/storage/seromi/cloak/rainbow
+/obj/item/clothing/suit/storage/seromi/cloak/standard/rainbow
 	name = "rainbow cloak"
 	icon_state = "tesh_cloak_rainbow"
 	item_state = "tesh_cloak_rainbow"
 
-/obj/item/clothing/suit/storage/seromi/cloak/lightgrey_grey
+/obj/item/clothing/suit/storage/seromi/cloak/standard/lightgrey_grey
 	name = "light grey and grey cloak"
 	icon_state = "tesh_cloak_lgg"
 	item_state = "tesh_cloak_lgg"
 
-/obj/item/clothing/suit/storage/seromi/cloak/white_grey
+/obj/item/clothing/suit/storage/seromi/cloak/standard/white_grey
 	name = "white and grey cloak"
 	icon_state = "tesh_cloak_wg"
 	item_state = "tesh_cloak_wg"
 
-/obj/item/clothing/suit/storage/seromi/cloak/red_grey
+/obj/item/clothing/suit/storage/seromi/cloak/standard/red_grey
 	name = "red and grey cloak"
 	icon_state = "tesh_cloak_rg"
 	item_state = "tesh_cloak_rg"
 
-/obj/item/clothing/suit/storage/seromi/cloak/orange
+/obj/item/clothing/suit/storage/seromi/cloak/standard/orange
 	name = "orange cloak"
 	icon_state = "tesh_cloak_on"
 	item_state = "tesh_cloak_on"
 
-/obj/item/clothing/suit/storage/seromi/cloak/yellow_grey
+/obj/item/clothing/suit/storage/seromi/cloak/standard/yellow_grey
 	name = "yellow and grey cloak"
 	icon_state = "tesh_cloak_yg"
 	item_state = "tesh_cloak_yg"
 
-/obj/item/clothing/suit/storage/seromi/cloak/green_grey
+/obj/item/clothing/suit/storage/seromi/cloak/standard/green_grey
 	name = "green and grey cloak"
 	icon_state = "tesh_cloak_gg"
 	item_state = "tesh_cloak_gg"
 
-/obj/item/clothing/suit/storage/seromi/cloak/blue_grey
+/obj/item/clothing/suit/storage/seromi/cloak/standard/blue_grey
 	name = "blue and grey cloak"
 	icon_state = "tesh_cloak_blug"
 	item_state = "tesh_cloak_blug"
 
-/obj/item/clothing/suit/storage/seromi/cloak/purple_grey
+/obj/item/clothing/suit/storage/seromi/cloak/standard/purple_grey
 	name = "purple and grey cloak"
 	icon_state = "tesh_cloak_pg"
 	item_state = "tesh_cloak_pg"
 
-/obj/item/clothing/suit/storage/seromi/cloak/pink_grey
+/obj/item/clothing/suit/storage/seromi/cloak/standard/pink_grey
 	name = "pink and grey cloak"
 	icon_state = "tesh_cloak_pig"
 	item_state = "tesh_cloak_pig"
 
-/obj/item/clothing/suit/storage/seromi/cloak/brown_grey
+/obj/item/clothing/suit/storage/seromi/cloak/standard/brown_grey
 	name = "brown and grey cloak"
 	icon_state = "tesh_cloak_brg"
 	item_state = "tesh_cloak_brg"
 
-/obj/item/clothing/suit/storage/seromi/cloak/black_glow
+/obj/item/clothing/suit/storage/seromi/cloak/standard/black_glow
  	name = "black and glowing cloak"
  	icon_state = "tesh_cloak_bglowing"
  	item_state = "tesh_cloak_bglowing"

code/modules/clothing/under/xenos/seromi.dm

@@ -41,127 +41,127 @@
 	item_state = "tesh_uniform_bo"
 	body_parts_covered = UPPER_TORSO|LOWER_TORSO
 
-/obj/item/clothing/under/seromi/undercoat/black_orange
+/obj/item/clothing/under/seromi/undercoat/standard/black_orange
 	name = "black and orange undercoat"
 	icon_state = "tesh_uniform_bo"
 	item_state = "tesh_uniform_bo"
 
-/obj/item/clothing/under/seromi/undercoat/black_grey
+/obj/item/clothing/under/seromi/undercoat/standard/black_grey
 	name = "black and grey undercoat"
 	icon_state = "tesh_uniform_bg"
 	item_state = "tesh_uniform_bg"
 
-/obj/item/clothing/under/seromi/undercoat/black_midgrey
+/obj/item/clothing/under/seromi/undercoat/standard/black_midgrey
 	name = "black and medium grey undercoat"
 	icon_state = "tesh_uniform_bmg"
 	item_state = "tesh_uniform_bmg"
 
-/obj/item/clothing/under/seromi/undercoat/black_lightgrey
+/obj/item/clothing/under/seromi/undercoat/standard/black_lightgrey
 	name = "black and light grey undercoat"
 	icon_state = "tesh_uniform_blg"
 	item_state = "tesh_uniform_blg"
 
-/obj/item/clothing/under/seromi/undercoat/black_white
+/obj/item/clothing/under/seromi/undercoat/standard/black_white
 	name = "black and white undercoat"
 	icon_state = "tesh_uniform_bw"
 	item_state = "tesh_uniform_bw"
 
-/obj/item/clothing/under/seromi/undercoat/black_red
+/obj/item/clothing/under/seromi/undercoat/standard/black_red
 	name = "black and red undercoat"
 	icon_state = "tesh_uniform_br"
 	item_state = "tesh_uniform_br"
 
-/obj/item/clothing/under/seromi/undercoat/black
+/obj/item/clothing/under/seromi/undercoat/standard/black
 	name = "black undercoat"
 	icon_state = "tesh_uniform_bn"
 	item_state = "tesh_uniform_bn"
 
-/obj/item/clothing/under/seromi/undercoat/black_yellow
+/obj/item/clothing/under/seromi/undercoat/standard/black_yellow
 	name = "black and yellow undercoat"
 	icon_state = "tesh_uniform_by"
 	item_state = "tesh_uniform_by"
 
-/obj/item/clothing/under/seromi/undercoat/black_green
+/obj/item/clothing/under/seromi/undercoat/standard/black_green
 	name = "black and green undercoat"
 	icon_state = "tesh_uniform_bgr"
 	item_state = "tesh_uniform_bgr"
 
-/obj/item/clothing/under/seromi/undercoat/black_blue
+/obj/item/clothing/under/seromi/undercoat/standard/black_blue
 	name = "black and blue undercoat"
 	icon_state = "tesh_uniform_bbl"
 	item_state = "tesh_uniform_bbl"
 
-/obj/item/clothing/under/seromi/undercoat/black_purple
+/obj/item/clothing/under/seromi/undercoat/standard/black_purple
 	name = "black and purple undercoat"
 	icon_state = "tesh_uniform_bp"
 	item_state = "tesh_uniform_bp"
 
-/obj/item/clothing/under/seromi/undercoat/black_pink
+/obj/item/clothing/under/seromi/undercoat/standard/black_pink
 	name = "black and pink undercoat"
 	icon_state = "tesh_uniform_bpi"
 	item_state = "tesh_uniform_bpi"
 
-/obj/item/clothing/under/seromi/undercoat/black_brown
+/obj/item/clothing/under/seromi/undercoat/standard/black_brown
 	name = "black and brown undercoat"
 	icon_state = "tesh_uniform_bbr"
 	item_state = "tesh_uniform_bbr"
 
-/obj/item/clothing/under/seromi/undercoat/orange_grey
+/obj/item/clothing/under/seromi/undercoat/standard/orange_grey
 	name = "orange and grey undercoat"
 	icon_state = "tesh_uniform_og"
 	item_state = "tesh_uniform_og"
 
-/obj/item/clothing/under/seromi/undercoat/rainbow
+/obj/item/clothing/under/seromi/undercoat/standard/rainbow
 	name = "rainbow undercoat"
 	icon_state = "tesh_uniform_rainbow"
 	item_state = "tesh_uniform_rainbow"
 
-/obj/item/clothing/under/seromi/undercoat/lightgrey_grey
+/obj/item/clothing/under/seromi/undercoat/standard/lightgrey_grey
 	name = "light grey and grey undercoat"
 	icon_state = "tesh_uniform_lgg"
 	item_state = "tesh_uniform_lgg"
 
-/obj/item/clothing/under/seromi/undercoat/white_grey
+/obj/item/clothing/under/seromi/undercoat/standard/white_grey
 	name = "white and grey undercoat"
 	icon_state = "tesh_uniform_wg"
 	item_state = "tesh_uniform_wg"
 
-/obj/item/clothing/under/seromi/undercoat/red_grey
+/obj/item/clothing/under/seromi/undercoat/standard/red_grey
 	name = "red and grey undercoat"
 	icon_state = "tesh_uniform_rg"
 	item_state = "tesh_uniform_rg"
 
-/obj/item/clothing/under/seromi/undercoat/orange
+/obj/item/clothing/under/seromi/undercoat/standard/orange
 	name = "orange undercoat"
 	icon_state = "tesh_uniform_on"
 	item_state = "tesh_uniform_on"
 
-/obj/item/clothing/under/seromi/undercoat/yellow_grey
+/obj/item/clothing/under/seromi/undercoat/standard/yellow_grey
 	name = "yellow and grey undercoat"
 	icon_state = "tesh_uniform_yg"
 	item_state = "tesh_uniform_yg"
 
-/obj/item/clothing/under/seromi/undercoat/green_grey
+/obj/item/clothing/under/seromi/undercoat/standard/green_grey
 	name = "green and grey undercoat"
 	icon_state = "tesh_uniform_gg"
 	item_state = "tesh_uniform_gg"
 
-/obj/item/clothing/under/seromi/undercoat/blue_grey
+/obj/item/clothing/under/seromi/undercoat/standard/blue_grey
 	name = "blue and grey undercoat"
 	icon_state = "tesh_uniform_blug"
 	item_state = "tesh_uniform_blug"
 
-/obj/item/clothing/under/seromi/undercoat/purple_grey
+/obj/item/clothing/under/seromi/undercoat/standard/purple_grey
 	name = "purple and grey undercoat"
 	icon_state = "tesh_uniform_pg"
 	item_state = "tesh_uniform_pg"
 
-/obj/item/clothing/under/seromi/undercoat/pink_grey
+/obj/item/clothing/under/seromi/undercoat/standard/pink_grey
 	name = "pink and grey undercoat"
 	icon_state = "tesh_uniform_pig"
 	item_state = "tesh_uniform_pig"
 
-/obj/item/clothing/under/seromi/undercoat/brown_grey
+/obj/item/clothing/under/seromi/undercoat/standard/brown_grey
 	name = "brown and grey undercoat"
 	icon_state = "tesh_uniform_brg"
 	item_state = "tesh_uniform_brg"