diff --git a/src/ontology/uberon-edit.obo b/src/ontology/uberon-edit.obo
index b14578950..f72cb1d01 100644
--- a/src/ontology/uberon-edit.obo
+++ b/src/ontology/uberon-edit.obo
@@ -201,12 +201,9 @@ treat-xrefs-as-reverse-genus-differentia: FBdv part_of NCBITaxon:7227
 treat-xrefs-as-reverse-genus-differentia: FMA part_of NCBITaxon:9606
 treat-xrefs-as-reverse-genus-differentia: HAO part_of NCBITaxon:7399
 treat-xrefs-as-reverse-genus-differentia: HBA part_of NCBITaxon:9606
-treat-xrefs-as-reverse-genus-differentia: HsapDv part_of NCBITaxon:9606
 treat-xrefs-as-reverse-genus-differentia: KUPO part_of NCBITaxon:9606
 treat-xrefs-as-reverse-genus-differentia: MA part_of NCBITaxon:10090
 treat-xrefs-as-reverse-genus-differentia: MFO part_of NCBITaxon:8089
-treat-xrefs-as-reverse-genus-differentia: MmusDv part_of NCBITaxon:10090
-treat-xrefs-as-reverse-genus-differentia: OlatDv part_of NCBITaxon:8089
 treat-xrefs-as-reverse-genus-differentia: PBA part_of NCBITaxon:9443
 treat-xrefs-as-reverse-genus-differentia: SPD part_of NCBITaxon:6893
 treat-xrefs-as-reverse-genus-differentia: TADS part_of NCBITaxon:6939
@@ -1974,8 +1971,6 @@ xref: BilaDO:0000002
 xref: EV:0300001
 xref: FBdv:00005289
 xref: FMA:72652
-xref: HsapDv:0000002
-xref: MmusDv:0000002
 xref: OGES:000000
 xref: OGES:000022
 xref: SCTID:296280003
@@ -2749,8 +2744,6 @@ synonym: "entire lifespan" EXACT []
 synonym: "life" EXACT []
 synonym: "lifespan" EXACT []
 xref: FBdv:00000000
-xref: HsapDv:0000001
-xref: MmusDv:0000001
 xref: ncithesaurus:Life
 xref: OGES:000011
 is_a: UBERON:0000000 ! processual entity
@@ -2775,11 +2768,8 @@ xref: BILS:0000105
 xref: EFO:0000399
 xref: FBdv:00007012
 xref: FMA:24120
-xref: HsapDv:0000000
 xref: MESH:D008018
-xref: MmusDv:0000000
 xref: ncithesaurus:Developmental_Stage
-xref: OlatDv:0000010
 xref: PdumDv:0000090
 xref: WBls:0000002
 xref: XAO:1000000
@@ -2833,7 +2823,6 @@ xref: BILS:0000107
 xref: EFO:0001290
 xref: FBdv:00000054
 xref: MESH:D002970
-xref: MmusDv:0000004
 xref: OGES:000015
 xref: OGES:000020
 xref: PdumDv:0000200
@@ -2853,8 +2842,6 @@ subset: efo_slim
 xref: BilaDO:0000007
 xref: BILS:0000108
 xref: EFO:0001282
-xref: HsapDv:0000006
-xref: MmusDv:0000007
 xref: OGES:000003
 xref: OGES:000016
 xref: OGES:000021
@@ -2883,8 +2870,6 @@ xref: BilaDO:0000008
 xref: BILS:0000109
 xref: EFO:0001296
 xref: FBdv:00005317
-xref: HsapDv:0000010
-xref: MmusDv:0000013
 xref: OGES:000004
 xref: OGES:000019
 xref: WBls:0000010
@@ -2902,8 +2887,6 @@ name: neurula stage
 def: "Staged defined by the formation of a tube from the flat layer of ectodermal cells known as the neural plate. This will give rise to the central nervous system." [GO:0001841]
 xref: BilaDO:0000009
 xref: BILS:0000110
-xref: HsapDv:0000012
-xref: MmusDv:0000017
 xref: XAO:1000006
 is_a: UBERON:0000105 ! life cycle stage
 relationship: dubious_for_taxon NCBITaxon:7955 ! Danio rerio
@@ -2922,8 +2905,6 @@ def: "A stage at which the ectoderm, endoderm, and mesoderm develop into the int
 synonym: "segmentation stage" RELATED []
 xref: BilaDO:0000010
 xref: BILS:0000111
-xref: HsapDv:0000015
-xref: MmusDv:0000018
 xref: OGES:000005
 xref: OGES:000032
 xref: Wikipedia:Organogenesis
@@ -2946,7 +2927,6 @@ xref: BILS:0000112
 xref: BTO:0002168
 xref: EFO:0001300
 xref: EV:0300051
-xref: MmusDv:0000043
 xref: OGES:000009
 xref: XAO:1000010
 xref: XtroDO:0000083
@@ -2967,7 +2947,6 @@ xref: BILS:0000113
 xref: EV:0300064
 xref: EV:0300070
 xref: MIAA:0000403
-xref: MmusDv:0000110
 xref: OGES:000026
 xref: OGES:000027
 xref: XAO:1000093
@@ -119552,7 +119531,6 @@ xref: EVM:2990031
 xref: FBdv:00005333
 xref: FMA:63631
 xref: MIAA:0000399
-xref: MmusDv:0000031
 xref: OGES:000023
 xref: SCTID:367619004
 is_a: UBERON:0000105 ! life cycle stage
@@ -119579,10 +119557,8 @@ synonym: "puggle" NARROW SENSU [NCBITaxon:189497]
 synonym: "puggle stage" NARROW SENSU [NCBITaxon:189497]
 xref: BTO:0001762
 xref: EV:0300037
-xref: HsapDv:0000082
 xref: http://neurolex.org/wiki/Category\:Infant_organism
 xref: http://neurolex.org/wiki/Category\:Newborn_organism
-xref: MmusDv:0000096
 xref: NIF_Organism:birnlex_695
 xref: OGES:000025
 xref: Wikipedia:Infant
@@ -119600,7 +119576,6 @@ synonym: "elderly stage" RELATED [EV:0300123]
 synonym: "geriatric" RELATED [EV:0300123]
 synonym: "geriatric stage" RELATED [EV:0300123]
 xref: EV:0300123
-xref: HsapDv:0000093
 xref: NCIT:C16268
 xref: NIF_Organism:birnlex_691
 xref: UMLS:C0001792 {source="ncithesaurus:Elderly"}