Microhyla butleri Boulenger, 1900

Description.

Immature males 22.9, 24.2 mm SVL.

Natural history notes.

All three species of Microhyla were captured in the same flooded fields. Data were not taken on which species were calling or difference in vocalization.

General Distribution.

Northeast India to southern China and Taiwan southward through Myanmar and Southeast Asia to Singapore.

Molecular Data.

We sequenced one individual from Yangon (MBM-JBS 2952). It was placed in a separate COIBIN from our Tanintharyi specimen, and they were placed in a 16S clade with many other M. butleri sequences in GenBank.

Comments.

Of the three species in the voucher collection, the two M. butleri do not display expanded vocal sacs and internally the testes appear immature.

Specimens examined.

USNM 586947-948.

Red List status.

LC.