diff --git a/backend/src/services/write/locality.ts b/backend/src/services/write/locality.ts
index 837a4be4..1104dd54 100644
--- a/backend/src/services/write/locality.ts
+++ b/backend/src/services/write/locality.ts
@@ -2,6 +2,7 @@ import { EditDataType, LocalityDetailsType, Reference } from '../../../../fronte
 import { NOW_DB_NAME } from '../../utils/config'
 import { WriteHandler } from '../writeOperations/writeHandler'
 import { getFieldsOfTables } from '../../utils/db'
+import { getHomininSkeletalRemains } from '../../../../frontend/src/types'
 
 export const writeLocality = async (
   locality: EditDataType<LocalityDetailsType>,
@@ -25,6 +26,8 @@ export const writeLocality = async (
     type: locality.lid ? 'update' : 'add',
   })
 
+  locality.hominin_skeletal_remains = getHomininSkeletalRemains(locality)
+
   try {
     await writeHandler.start()
 
diff --git a/frontend/src/components/Locality/Tabs/ArchaeologyTab.tsx b/frontend/src/components/Locality/Tabs/ArchaeologyTab.tsx
index 76e895ab..259a43a3 100644
--- a/frontend/src/components/Locality/Tabs/ArchaeologyTab.tsx
+++ b/frontend/src/components/Locality/Tabs/ArchaeologyTab.tsx
@@ -2,6 +2,7 @@ import { LocalityDetailsType } from '@/backendTypes'
 import { emptyOption } from '@/components/DetailView/common/misc'
 import { ArrayFrame } from '@/components/DetailView/common/tabLayoutHelpers'
 import { useDetailContext } from '@/components/DetailView/Context/DetailContext'
+import { getHomininSkeletalRemains } from '@/types'
 
 export const ArchaeologyTab = () => {
   const { dropdown, radioSelection, data } = useDetailContext<LocalityDetailsType>()
@@ -41,21 +42,8 @@ export const ArchaeologyTab = () => {
     { display: 'Tabun B', value: 'tabun_b' },
   ]
 
-  const hominins = [
-    'sahelanthropus',
-    'orrorin',
-    'ardipithecus',
-    'kenyanthropus',
-    'australopithecus',
-    'paranthropus',
-    'homo',
-  ]
-
   const archaeology = [
-    [
-      'Hominin skeletal remains',
-      data.now_ls.find(({ com_species }) => hominins.includes(com_species.genus_name.toLowerCase())) ? 'Yes' : 'No',
-    ],
+    ['Hominin skeletal remains', getHomininSkeletalRemains(data) ? 'Yes' : 'No'],
     [
       'Stone tool cut marks on bones',
       radioSelection(
diff --git a/frontend/src/types.ts b/frontend/src/types.ts
index dedcf3ea..51ce0e9e 100644
--- a/frontend/src/types.ts
+++ b/frontend/src/types.ts
@@ -8,7 +8,7 @@ export enum Role {
   ReadOnly = 7,
 }
 
-import { LocalityDetailsType } from '../src/backendTypes'
+import { EditDataType, LocalityDetailsType } from '../src/backendTypes'
 
 export const calculateMeanHypsodonty = (locality: LocalityDetailsType) => {
   // Mean hypsodonty calculation has been made based on html/include/database.php line 2567 onwards
@@ -44,3 +44,18 @@ export const calculateMeanHypsodonty = (locality: LocalityDetailsType) => {
   const meanHypsodonty = species.length > 0 ? sum / (species.length * 1.0) : 0.0
   return parseFloat((Math.floor(meanHypsodonty * 100) / 100).toFixed(2))
 }
+
+const hominins = [
+  'sahelanthropus',
+  'orrorin',
+  'ardipithecus',
+  'kenyanthropus',
+  'australopithecus',
+  'paranthropus',
+  'homo',
+]
+
+export const getHomininSkeletalRemains = (locality: EditDataType<LocalityDetailsType>) =>
+  !!locality.now_ls.find(
+    ({ com_species }) => com_species?.genus_name && hominins.includes(com_species.genus_name.toLowerCase())
+  )