| Abbrev | Name | Spec | Type | Locality |
|---|---|---|---|---|
| YAV1 | YAVAROS-1[1281]; | TR.DR | S | MEX |
| YAV10 | YAVAROS-10[2964]; | TR.DR | S | MEX |
| YSL | YAROSLAV[1281][3733] | TR.AE | S | USSR |
| YUK | YARMUK[1281]; | TR.DR | S | LBN,SYR |
| Y54A | YAQUI-54-A[1281]; | TR.AE | S | MEX |
| YQ54 | YAQUI-54[3733] | TR.AE | S | MEX |
| Y54 | YAQUI-54[1281]; | TR.AE | S | MEX |
| Yq54 | YAQUI-54[1112] | |||
| Y53A | YAQUI-53-A[1281]; | TR.AE | S | MEX |
| Y53 | YAQUI-53[1281]; | TR.AE | S | MEX |
| Y50E | YAQUI-50-ENANO[1281]; | TR.AE | S | MEX |
| YQ50 | YAQUI-50[3733] | TR.AE | S | MEX |
| Y50 | YAQUI-50[1281]; | TR.AE | S | MEX |
| YQ48 | YAQUI-48[3733] | TR.AE | S | MEX |
| Y48 | YAQUI-48[1281]; | TR.AE | S | MEX |
| Y | YAQUI[144][1281]; | TR.AE | S | MEX |
| YAPA | YAPACANI[1765] | TR.AE | S | BOL |
| YZK | YANZEK[1281]; | TR.AE | ||
| YAR | YANTAR,BGR[3733] | TR.AE | W | BGR |
| YTR | YANTAR[1281]; | TR.AE | GBR |