Table 1 Regional sources and sinks of Sigmodontinae rodents’ diversity. Values correspond to dispersal events counted from the biogeographic analysis.

From: The importance of the Andes in the evolutionary radiation of Sigmodontinae (Rodentia, Cricetidae), the most diverse group of mammals in the Neotropics

Region name

Source

Sink

Central and Southern Andes

82

44

Northern Andes

74

19

Amazonia

48

35

Cerrado and Caatinga

45

38

Atlantic Forest

33

37

Chaco

21

42

Guinean Savanna and Antilles Islands

6

24

Mesoamerica

6

10

Galápagos

3

1

West South American coastal

2

25

Patagonian Steppe

1

21

Chocó and Tumbes

0

25

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