Table 2 Evolutionary origin of bivalve lineages from the freshwater rock-borer community in western Myanmar on the basis of ancestral area reconstruction analyses

From: Discovery of a silicate rock-boring organism and macrobioerosion in fresh water

MRCA

The most likely ancestral area

Biogeographic event (origin of estuarine/freshwater lineages)

Probability of the most likely ancestral area

S-DIVA

DEC

S-DEC

Combined results

Lignopholas + Barnea

Marine

Dispersal

1.00

0.52

0.52

0.68

Novaculina + (Pharella + Sinonovacula)

Marine

Dispersal

1.00

0.64

0.79

0.81

Scaphula + Noetia

Marine

Dispersal

1.00

0.87

0.90

0.92