Amolops compotrix ( Bain, Stuart & Orlov, 2006 )

Dau, Vinh Quang, Pham, Cuong The, Nguyen, Truong Quang, Thai, Toan Canh, Tran, Anh Dinh & Pham, Anh Van, 2024, New records of amphibians from Ha Tinh Province, Vietnam, Biodiversity Data Journal 12, pp. e 122598-e 122598 : e122598-122598

Amolops compotrix ( Bain, Stuart & Orlov, 2006)

Materials

Type status: Other material. Occurrence: catalogNumber: HDU 03109; individualCount: 1; sex: female; lifeStage: adult; occurrenceID: CB 80 C 67 B-FEA 6 - 560 C- 81 C 2 - E 7 ECB 9 D 4 B 9 A 2; Taxon: scientificNameID: Amolops compotrix ; scientificName: Amolops compotrix ; class: Amphibia; order: Anura ; family: Ranidae ; genus: Amolops ; specificEpithet: compotrix ; scientificNameAuthorship: ( Bain, Stuart, and Orlov, 2006); Location: country: Vietnam; countryCode: VN; stateProvince: Ha Tinh; county: Ha Tinh; municipality: Vu Quang; locality: near Huong Quang Commune; verbatimElevation: 1330 m; verbatimLatitude: 18 ° 14 ' 10.68 " N; verbatimLongitude: 105 ° 25 ' 54.05 " E; verbatimCoordinateSystem: WGS 84; Event: eventDate: Jume; eventTime: 2013; eventRemarks: collected by V. Q. Dau and T. C. Thai; Record Level: language: en; collectionCode: Amphibians; basisOfRecord: PreservedSpecimen

Type status: Other material. Occurrence: catalogNumber: HDU 03110; individualCount: 1; sex: male; lifeStage: adult; occurrenceID: F 3 F 59600 - 071 E- 5026 - 8033 - B 9 C 07 BEF 908 F; Taxon: scientificNameID: Amolops compotrix ; scientificName: Amolops compotrix ; class: Amphibia; order: Anura ; family: Ranidae ; genus: Amolops ; specificEpithet: compotrix ; scientificNameAuthorship: ( Bain, Stuart, and Orlov, 2006); Location: country: Vietnam; countryCode: VN; stateProvince: Ha Tinh; county: Ha Tinh; municipality: Vu Quang; locality: near Huong Quang Commune; verbatimElevation: 1330 m; verbatimLatitude: 18 ° 14 ' 10.68 " N; verbatimLongitude: 105 ° 25 ' 54.05 " E; verbatimCoordinateSystem: WGS 84; Event: eventDate: Jume; eventTime: 2013; eventRemarks: collected by V. Q. Dau and T. C. Thai; Record Level: language: en; collectionCode: Amphibians; basisOfRecord: PreservedSpecimen

Type status: Other material. Occurrence: catalogNumber: HDU 03149; individualCount: 1; sex: male; lifeStage: adult; occurrenceID: 3 A 2 A 6808 - B 947 - 5573 - 8445 - D 79 FA 028 D 20 C; Taxon: scientificNameID: Amolops compotrix ; scientificName: Amolops compotrix ; class: Amphibia; order: Anura ; family: Ranidae ; genus: Amolops ; specificEpithet: compotrix ; scientificNameAuthorship: ( Bain, Stuart, and Orlov, 2006); Location: country: Vietnam; countryCode: VN; stateProvince: Ha Tinh; county: Ha Tinh; municipality: Vu Quang; locality: near Huong Quang Commune; verbatimElevation: 1021 m; verbatimLatitude: 18 ° 17 ' 41.03 " N; verbatimLongitude: 105 ° 17 ' 34.30 " E; verbatimCoordinateSystem: WGS 84; Event: eventDate: Jume; eventTime: 2013; eventRemarks: collected by V. Q. Dau and T. C. Thai; Record Level: language: en; collectionCode: Amphibians; basisOfRecord: PreservedSpecimen

Description

Morphological characters of the specimens from Ha Tinh Province matched the description of Bain et al. (2006): Body elongate, SVL 40.6–42.0 mm in males (n = 2) and 60.2 mm in the female (n = 1). Head longer than wide (HL 15.4–17.3 mm, HW 13.4–15.0 mm in males; HL 22.0 mm, HW 18.6 mm in the female); snout obtusely pointed in dorsal view, projecting beyond lower jaw (RL 6.3–6.8 mm in males and 9.4 mm in the female), longer than horizontal diameter of eye (ED 6.0– 6.5 mm in males and 8.4 mm in the female); canthus rostralis distinct, slightly constricted behind nostrils; lores concave and oblique; nostril lateral, midway between tip of snout and eye (NS 2.7–2.8 mm, EN 2.8–3.0 mm in males and NS 4.3 mm, EN 4.1 mm in the female); interorbital distance narrower than upper eyelid and internarial distance (IOD 3.7–3.8 mm, UEW 4.6–4.8 mm, IN 3.9–4.4 mm in males and IOD 4.5 mm, UEW 5.8 mm, IN 5.2 mm in the female); pineal body distinct; tympanum distinct, round, 43 % of eye diameter in males or 40 % of eye diameter in the female; vomerine teeth present; tongue cordiform, deeply notched posteriorly; vocal openings on floor of mouth at corner. Fore-limb long (HAL 21.3–23.7 mm in males, 30.8 mm in the female); relative finger lengths I < II < IV < III; fingers without dermal fringe, free of webbing; tips of fingers expanded with circum-marginal grooves; palmar tubercles two, oval, in contact; nuptial pads present. Hind-limb slender, thigh shorter than tibia (FL 24.3–25.3 mm, TbL 24.7–27.4 mm in males and FL 35.5 mm, TbL 37.9 in the female); relative toe lengths I < II < V < III < IV; tips of toes expanded, width of toe IV disc equal to that of finger III disc; webbing formula I 0 – 0 II 0 – 0 III 0 – 1 IV 1 – 0 V; tibiotarsal articulation reaching to beyond tip of snout when limb adpressed along body; inner metatarsal tubercle distinct, elongate, oval; outer metatarsal tubercle round, small.

Skin: Dorsal surface smooth; supratympanic fold present, from posterior edge of eye to axilla; glandular dorsolateral fold present; flank smooth; ventral surface smooth.

Colouration in life: Dorsal surface green, with dark brown speckling diurnally, lateral side of body dark brown below edge of dorsolateral fold; lip stripe white, from tip of snout to posterior of arm insertion; dorsal surface of limbs greyish-brown with dark crossbars; ventral surface of jaw, throat, chest and belly white; ventral surface of limbs cream (Fig. 6 ).

Distribution

In Vietnam, this species was recorded from Nghe An, Quang Binh, Thua Tien Hue and Kon Tum Provinces ( Pham et al. 2019 b, Dau et al. 2020 and Frost 2024). Elsewhere, this species is known from Laos ( Frost 2024).

Ecology

All specimens were found on a leaf or tree branches near small streams between 19: 30 and 21: 00 h pm. The surrounding habitat was evergreen forest of large hardwoods and shrubs.

Figures

Figure 6. Amolops compotrix (adult male) from Ha Tinh Province, Vietnam. Photo by V. Q. Dau.