Table 1 Geographic and archaeological information about analysed sites, including number of human samples. Detailed archaeological information for each site is provided in Supplementary Information 3. *See methods.

From: Urban and nomadic isotopic niches reveal dietary connectivities along Central Asia’s Silk Roads

Country

Region

Site

Elevation (m.a.s.l.)

Chronology

n

Archaeological context

References

Uzbekistan

West Pamir-Alay

Tashbulak

2100

9th–11th c.

4

Highland urban complex of the Qarakhanid Empire; citadel, metal workshops, necropolis; 7 ha

86,120

  

Alyntepe

475

10th–13th c.

1

Provincial city with fortified walls and surrounding settlements; industrial scale brick and ceramic production; 40 ha

121

  

Frinkent

530

10th–13th c.

4

Fortress complex with cemetery of unique Zoroastrian burials in large ceramic vessels; 14 ha

122,123

 

Ferghana Valley

Chor Dona

580

11th–13th c.

4

Fortress mound with associated grain processing facility and ancillary ancient settlement of Andijan; estimated 10–15 ha

124,125

  

Chartok

545

12th c.

11

Context information is not available

126

 

Tashkent Oasis

Uturlik

270

12th c.

9

Large city with diverse economic production of crafts; along trade routes with Otrar; 60 ha

34,127

 

Khoresm

Tok-kala

60

9th–12th c.

9

Urban fortress and surrounding settlements that functioned as a regional centre of political and economic influence; estimated 10–15 ha

128

Kazakhstan

Otrar Oasis

Konyr-tobe I

180

5th–7th c.

9

Cemetery platform raised 2.5 m above ground level on the outskirts of a fortress; burials suggest nomadic traditions

81,129

  

Temirlanovka

320

2nd–4th c.

4

Cemetery unassociated with a settlement containing burials of nomadic individuals

SI 3

 

Zhetysu (Semirech’ye)

Turgen II

1040

2nd–6th c.

7

Settlement and burial complex with nomadic occupations from the late Bronze Age to medieval period; estimated < 5 ha

79

  

Butakty II

1150

10th–12th c.

6

Settlement and burial complex with nomadic occupations from the late Bronze Age to medieval period; estimated < 5 ha

80,130,131

  

Karatal

620

8th–11th c.

3

Cemetery complex in use from the late Bronze Age to historical period; numerous nomadic encampment structures

84; SI 3

Turkmenistan

Dehistan Plain

Geotchik Depe

130

Iron Age*

2

Urban complex with occupation from the early Iron Age to late Islamic period; 5.5 ha

102,132,133

  

Misrijan

170

11th–12th c.

1

One of numerous large villages in the Misrijan Oasis; precise site is not reported in the literature

102,132,133