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| Definitions of the following characters are given here. |
| Species: Leptobrachium montanum | |
| Genus: Leptobrachium |
| Family: Megophryidae |
| Species in Frost database: Leptobrachium montanum |
| ID information: AY523767.1 / zmh272F |
| NCBI name: Leptobrachium montanum |
| Ecomorphological guild (s): benthic |
| Collector: A. Haas & I. Das |
| Country: Malaysia |
| Locality 1: Sabah |
| Locality 2: Tenghilan |
| Coordinate 1: no data |
| Coordinate 2: no data |
| Aquatic habitat: lotic |
| Gosner stage: 36 |
| Total length: 78.015 mm |
| Body length: 25.583 mm |
| Tail length: 52.432 mm |
| Maximum body heigth: 13.497 mm |
| Maximum body width: 15.479 mm |
| Snout-nostril-distance: 3.272 mm |
| Snout-spiraculum-distance: 14.417 mm |
| Eye diameter: 2.655 mm |
| Internostrial distance: 5.054 mm |
| Interorbital distance: 9.022 mm |
| Maximum height of tail: 13.354 mm |
| Maximum heigth of dorsal fin: 4.254 mm |
| Maximum heigth of ventral fin: 3.456 mm |
| Maximum height of tail muscle: 8.855 mm |
| Maximum width of tail muscle: 8.023 mm |
| Oral disc width: 4.841 mm |
| Position of oral disc: anteroventral |
| Disc emarginated: no |
| LKRF: 6(2-6)/6(1-5) |
| Anterior keradont rows: 6 |
| Posterior keradont rows: 6 |
| Anterior gaps: yes |
| Anterior rows with gaps: 5 |
| Posterior gaps: yes |
| Posterior rows with gaps: 5 |
| Relative length of anterior rows: 4>3=5>6>2>1 |
| Relative length of posterior rows: 3>2=4>1>5>6 |
| Anterior papillae: 1 |
| Posterior papillae: 1 |
| MPRF: 1/1/1 |
| Shape of marginal papillae: triangular |
| Submarginal papillae: yes |
| Jaw sheaths present: yes |
| Jaw sheaths serrated: heavily |
| Upper jaw sheath shape: moderately arched |
| Lower jaw sheath shape: v |
| Thickness of jaw sheaths: massive |
| Nostrils present: yes |
| Position of nostrils: anterodorsal |
| Direction of nostrils: anterodorsally |
| Shape of nostrils: ovoid |
| Nostrils with structure: torus |
| Position of eyes: laterally |
| Direction of eyes: laterally |
| Position of spiracle: mss |
| Shape of spiracle: free from body |
| Position of vent tube: dextral b |
| Shape of vent tube: displaced anteriorly and dorsally |
| Attachment of vent tube to ventral fin: b |
| Lateral line system visible: yes |
| Position of lateral line system: laterally, dorsally |
| Relative heigth of fins: d>v |
| Dorsal fin reaches onto body: no |
| Margin of ventral fin: a |
| Margin of dorsal fin: a |
| Tail tip: triangular |
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