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| Definitions of the following characters are given here. |
| Species: Ansonia leptopus | |
| Genus: Ansonia |
| Family: Bufonidae |
| Species in Frost database: Ansonia leptopus |
| ID information: KX259316.1 / zmh293P |
| NCBI name: Ansonia leptopus |
| Ecomorphological guild (s): clasping, suctorial, gastromyzophorus |
| Collector: I. Das & A. Haas |
| Country: Malaysia |
| Locality 1: Sarawak |
| Locality 2: n.a. |
| Coordinate 1: no data |
| Coordinate 2: no data |
| Aquatic habitat: lotic |
| Gosner stage: 36 |
| Total length: 12.958 mm |
| Body length: 5.242 mm |
| Tail length: 7.716 mm |
| Maximum body heigth: 2.404 mm |
| Maximum body width: 3.577 mm |
| Snout-nostril-distance: 0.837 mm |
| Snout-spiraculum-distance: 3.126 mm |
| Eye diameter: 0.862 mm |
| Internostrial distance: 0.931 mm |
| Interorbital distance: 1.932 mm |
| Maximum height of tail: 2.559 mm |
| Maximum heigth of dorsal fin: 1.013 mm |
| Maximum heigth of ventral fin: 0.857 mm |
| Maximum height of tail muscle: 1.501 mm |
| Maximum width of tail muscle: 1.362 mm |
| Oral disc width: 2.906 mm |
| Position of oral disc: ventral |
| Disc emarginated: no |
| LKRF: 2/3 |
| Anterior keradont rows: 2 |
| Posterior keradont rows: 3 |
| Anterior gaps: no |
| Anterior rows with gaps: 0 |
| Posterior gaps: no |
| Posterior rows with gaps: 0 |
| Relative length of anterior rows: 1=2 |
| Relative length of posterior rows: 2>1=3 |
| Anterior papillae: 0 |
| Posterior papillae: 1b |
| MPRF: 0/1/1-2 |
| Shape of marginal papillae: blunt |
| Submarginal papillae: yes |
| Jaw sheaths present: yes |
| Jaw sheaths serrated: finely |
| Upper jaw sheath shape: divided |
| Lower jaw sheath shape: u |
| Thickness of jaw sheaths: medium |
| Nostrils present: yes |
| Position of nostrils: anterodorsal |
| Direction of nostrils: anterolaterally |
| Shape of nostrils: ovoid |
| Nostrils with structure: no |
| Position of eyes: dorsolaterally |
| Direction of eyes: dorsolaterally |
| Position of spiracle: lss |
| Shape of spiracle: slight ridge |
| Position of vent tube: medial a |
| Shape of vent tube: medial |
| Attachment of vent tube to ventral fin: c |
| Lateral line system visible: no |
| Position of lateral line system: absent |
| Relative heigth of fins: d=v |
| Dorsal fin reaches onto body: no |
| Margin of ventral fin: a |
| Margin of dorsal fin: e |
| Tail tip: round |
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