Microhyla petrigena
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SPECIES
Nanohyla petrigena

Nanohyla petrigena is a species of frog in the family Microhylidae. It is found in northern and central Borneo (Brunei, southeastern Sabah and central Sarawak, Malaysia, and central Kalimantan, Indonesia) and in the Sulu Archipelago of the Philippines. The common names pothole narrow-mouthed frog and Kapit rice frog have been coined for the species.

Appearance

Nanohyla petrigena is a small frog: adult males measure 14–16 mm (0.6–0.6 in) and adult females 15–18 mm (0.6–0.7 in) in snout–vent length. Its hands have only three fingers. The dorsum is colored in shades of brown. There are dark markings on the shoulder and a light band on the flank. The venter is dark with an irregular white blotch.

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The male advertisement call is a single, pulsed note, emitted in series consisting of maximally 15 notes. Call repetition rate is about 0.7 per second, declining towards the end of the series.

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Geography

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References

1. Microhyla petrigena Wikipedia article - https://en.wikipedia.org/wiki/Microhyla_petrigena
2. Microhyla petrigena on The IUCN Red List site - https://www.iucnredlist.org/species/57889/58478677

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