Leptobrachium masatakasatoi Matsui 2013
Creators: name: Dau, Vinh Quang
name: Pham, Cuong The
name: Nguyen, Truong Quang
name: Thai, Toan Canh
name: Tran, Anh Dinh
name: Pham, Anh Van
Publisher: name: Zenodo
Year: 2024
Subjects: Biodiversity
Taxonomy
Animalia
Chordata
Amphibia
Anura
Megophryidae
Leptobrachium
Leptobrachium masatakasatoi

description: Leptobrachium masatakasatoi Matsui, 2013
Materials
Type status: Other material. Occurrence: catalogNumber: HDU 03111; individualCount: 1; sex: male; lifeStage: adult; occurrenceID: 2 CE 20 B 14 - 6 A 4 E- 5 F 9 F- 99 AF-C 88 DC 30 BA 948; Taxon: scientificNameID: Leptobrachium masatakasatoi; scientificName: Leptobrachium masatakasatoi; class: Amphibia; order: Anura; family: Megophryidae; genus: Leptobrachium; specificEpithet: masatakasatoi; scientificNameAuthorship: Matsui, 2013; Location: country: Vietnam; countryCode: VN; stateProvince: Ha Tinh; county: Ha Tinh; municipality: Vu Quang; locality: near Huong Quang Commune; verbatimElevation: 1294 m; verbatimLatitude: 18 ° 14 ' 13.67 " N; verbatimLongitude: 105 ° 25 ' 54.23 " 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 specimen from Ha Tinh Province matched descriptions of Matsui (2013) and Pham et al. (2016): Body elongate, SVL 58.6 mm in male (n = 1). Head wider than long (HL 25.6 mm, HW 26.1 mm); snout round, barely projecting beyond upper jaw (RL 10.5 mm), longer than horizontal diameter of eye (ED 8.2 mm); canthus sharp, straight; loreal region oblique, moderately concave; nostril lateral, closer to tip of snout than to eye (NS 4.8 mm, EN 5.7 mm); interorbital space flat, broader than upper eyelid and internarial distance (IOD 7.1 mm, UEW 6.4 mm, IN 4.4 mm); tympanum indistinct; vomerine teeth absent; tongue heart-shaped, notched posteriorly; vocal openings absent. Fore-limb long (HAL 33.7 mm); relative finger lengths II <IV <I <III; fingers without dermal fringe, free of webbing; tips of fingers round, slightly swollen; palmar tubercles two, oval; nuptial pads absent. Hind-limb slender, thigh longer than tibia (FL 26.7 mm, TbL 22.6 mm, TbL / SVL 38.5 %); relative toe lengths I <II <V <III <IV; tips of toes slightly swollen; webbing formula I 1 – 1 II 1 – 1 III 1 – 2 IV 2 – 1 V; tibiotarsal articulation reaching to posterior margin of tympanum when limb adpressed along body; inner metatarsal tubercle distinct, as long as of toe I.
Skin: Dorsal surface with fine network of ridges, tubercles present in the posterior region of sacrum, more distinct in anterior part of vent; upper lip without spines in male; supratympanic fold present, from posterior edge of eye to axilla; flanks granular; throat and chest asperities; belly and ventral surfaces of limbs smooth, except for granular thigh.
Colouration in life: Dorsal surface of head reddish-brown, with some dark spots on upper eyelid, back with irregularly black spots; supratympanic fold edged in black below; flank light brown with large black spots; anterior part of thigh with large dark spots; dorsal limb light brown with dark crossbars; ventral surface with irregular brown and cream markings (Fig. 2).
Distribution
In Vietnam, this species was recorded from Son La and Nghe An Provinces (Pham et al. 2016, Do et al. 2017). Elsewhere, this species is known from Laos (Frost 2024).
Ecology
The specimen was found on the ground near a small stream at 19: 15 h pm. The surrounding habitat was evergreen forest of large hardwood and shrubs.
description: Published as part of 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, pp. e 122598 in Biodiversity Data Journal 12 on pages e122598-122598, DOI: 10.3897/BDJ.12.e122598