The Crab-eating frog, Fejervarya crancrivora (Gravenhorst, 1829). Males reach 71mm, females reach 82 mm in length. This frog is often associated with humans. It occurs at low elevations from the mainland of Southeast Asia (Thailand to tropical China) throughout the Sunda Islands. It is also present in the Andaman and Nicobar Is., India; and it has been introduced in the Philippines and Papua New Guinea. It occurs in coastal areas. The specimen in the photo was found in a mangrove forest on the Andaman Sea coast of Thailand. This frog is tolerant of salt water. Formerly placed in the genus Rana.

The Asian cricket frog, Fejervarya limnocharis (Gravenhorst, 1829). Specimen from southern Thailand. It occurs from southern Japan and China to Pakistan, India, and Sri Lanka and southward to the Sunda Islands. It is often associated with humans, using ditches and other bodies of stagnant water. It is one of the most common frogs of Asia and is very polymorphic. Formerly placed in the genus Rana and Limnonectes.

Blyth's Giant Steam Frog, Limnonectes blythii (Boulenger, 1920). Ranges from Myanmar, Thailand, Laos, and Vietnam to Sumatra. This specimen is from southern Thailand near Hat Yai. L. blythii is a huge frog reaching at least 175 mm and commonly found along streams. Formerly placed in the genus Rana.

Limnonectes megastomais McLoed, 2008 . Photographed in central Thailand. Formerly placed in the genus Rana and considered to be L. kuhli. It is known from three forested locations in eastern Thailand.

The Capped Frog, Limnonectes gyldenstolpei (Andersson, 1916) inhabits northern and central Thailand, Laos, and southwestern Cambodia. This specimen is from central Thailand. Its common name is derived from a flap of tissue found on the top of the head. Its function is unknown. Formerly placed in the genus Rana.

Malayan Giant Bullfrog, Limnonectes macrodon (Dumeril and Bibron, 1841) Southern Thailand (near Hat Yai). It ranges from Myanmar to the Thai-Malayan Peninsula; southward to the Indonesian islands of Java and Sumatra; and the Rioux Archipelago. This frog was found in primary forest. Top is a male, lower is a female. Formerly placed in the genus Rana.

The Guardian Frog, Limnonectes palavanensis Boulenger, 1894. Danum Valley, Sabah, Malaysia (Island of Borneo). This was placed in the genus Rana and family Ranidae in the past. A small forest floor frog, females reach 40 mm. Eggs are laid under leaves and guarded by the male. Upon hatching the tadpoles are transported to the water on the male's back.

Seep Frog, Occidozyga baluensis (Boulenger, 1896). Danum Valley, Sabah, Malaysia. A small (35 mm) frog of the forest floor. It is usually found in places where water is seeping from an embankment into a basin. Tadpoles develop in the seepage areas and their bodies are often partially exposed to the air. It is a Borneo endemic.

Common Puddle Frog, Occidozyga lima (Gravenhorst, 1829). It ranges from India, Bangladesh, Myanmar, Thailand, and Laos, eastward to southern China and southward to Thailand, Malaysia, Indochina, and Java. It is a human commensal that is associated with padi fields, roadside ditches, and other bodies of water created by humans. Females reach at least 39 mm, males are somewhat smaller. These frogs were photographed in central Thailand near the village of Ban Ba Dan.