Meristogenys phaeomerus

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Meristogenys phaeomerus
Scientific classification Red Pencil Icon.png
Kingdom: Animalia
Phylum: Chordata
Class: Amphibia
Order: Anura
Family: Ranidae
Genus: Meristogenys
Species:
M. phaeomerus
Binomial name
Meristogenys phaeomerus
(Inger and Gritis, 1983)
Synonyms [2]

Amolops phaeomerusInger and Gritis, 1983 [3]

Meristogenys phaeomerus is a species of frog in the family Ranidae. It is endemic to Borneo and known from central Sarawak (Malaysia) and adjacent Kalimantan (Indonesia). [2] The specific name phaeomerus is derived from the Greek phaios for "dusky" and meros for "thigh", in reference to the appearance of the rear of the thigh. [3] Common names Kapit Borneo frog [2] and Kapit torrent frog have been coined for it. [1] [4]

Contents

Description

Males measure 33–44 mm (1.3–1.7 in) and females 57–72 mm (2.2–2.8 in) in snout–vent length. The overall appearance is moderately slender. The snout is obtusely pointed. The tympanum is distinct. The fingers and the toes bear discs with circummarginal grooves. The toes are fully webbed. The dorsum is chocolate brown with small dark spots on the trunk. The upper lip is light brown. The lore bears an indistinct dark streak under the canthus. A blackish brown band runs from behind the eye to the inguinal area. The rear of the thigh is dark brown with small light spots. [3]

The tadpoles have a maximum head–body length of about 15 mm (0.6 in). [3]

Habitat and conservation

Meristogenys phaeomerus occurs in hilly lowland rainforests at elevations below 300 m (980 ft). Breeding takes place along small, clear, rocky streams. The tadpoles adhere to the rocks, feeding on lithophytic algae. [1]

This species is locally abundant, but it does not appear to adapt to modified habitats and is threatened by habitat loss caused by clear-cutting. It is present in several protected areas. [1]

Related Research Articles

<i>Meristogenys</i> Genus of amphibians

Meristogenys is a genus of true frogs from Borneo. Its tadpoles are adapted to fast-flowing mountain streams and easily recognizable by their divided upper lip with ribs on the outside.

Ansonia guibei is a species of toad in the family Bufonidae. It is endemic to northwestern Sabah in Malaysian Borneo. The specific name guibei honors Jean Guibé, a French zoologist and herpetologist. Common names Mesilau toad and Mesilau stream toad have been coined for it.

Rhinella chrysophora, sometimes known as the Rio Viejo toad, is a species of toad in the family Bufonidae. It is endemic to the Cordillera Nombre de Dios on the Atlantic versant in north-central Honduras.

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Glyphoglossus smithi, also known as Smith's squat frog or Smith's burrowing frog, is a species of frog in the family Microhylidae. It is endemic to Sabah and Sarawak in Malaysian Borneo. However, it is likely to occur more widely than currently known and be present in Brunei and Indonesia. The specific name smithi honours Dr Harrison Willard Smith, an American scientist who collected the holotype from the Limbang River district.

<i>Nanohyla petrigena</i> Species of frog

Nanohyla petrigena is a species of frog in the family Microhylidae. It is found in northern and central Borneo and in the Sulu Archipelago of the Philippines. The common names pothole narrow-mouthed frog and Kapit rice frog have been coined for the species.

Meristogenys amoropalamus is a species of frog in the family Ranidae. It is endemic to northern Borneo and occurs in northwestern Sabah and northeastern Sarawak (Malaysia) and in northeastern Kalimantan (Indonesia). Common names mountain Borneo frog and mountain torrent frog have been coined for it. Studies of its larvae revealed that the nominal species contained two cryptic forms, and in 2011, Shimada and colleagues described Meristogenys dyscritus as a separate species.

<i>Meristogenys jerboa</i> Species of frog

Meristogenys jerboa is a species of frog in the family Ranidae. It is endemic to western Sarawak in Borneo. Common names western torrent frog, Matang torrent frog, and Gunther's Borneo frog have been coined for it. Many cryptic species have been separated from this species. Based on mitochondrial DNA, current "true" Meristogenys jerboa still includes two major lineages. However, because the lineages occur in sympatry and do not differ in morphology, Shimada and colleagues elected to treat them as intraspecific variants.

Meristogenys kinabaluensis is a species of frog in the family Ranidae. It is endemic to Borneo and is found in Sabah, Sarawak (Malaysia), and Kalimantan (Indonesia). The specific name refers to its type locality, Mount Kinabalu.

Meristogenys macrophthalmus is a species of frog in the family Ranidae. It is endemic to Sarawak in northern Borneo (Malaysia) and is only known from its type locality in the Bintulu District. The specific name macrophthalmus is derived from the Greek words macros (="large") and ophthalmos (="eye") and refers to the large eyes of this frog. Common names Matsui's Borneo frog, large-eyed torrent frog, and big-eyed torrent frog have been coined for it.

<i>Meristogenys orphnocnemis</i> Ppecies of frog in family Ranidae

Meristogenys orphnocnemis is a species of frog in the family Ranidae, sometimes known as Sabah Borneo frog or dusky-footed torrent frog. It is endemic to Borneo and found in the mountains of Sabah (Malaysia), Brunei, and East Kalimantan (Indonesia). Its natural habitats are hilly lowland rainforest, also occurring in slightly disturbed forests. Tadpoles live in clear, rocky forest streams where they cling to rocks in strong currents. Siltation of streams caused by deforestation is a threat to this species.

Meristogenys poecilus is a species of frog in the family Ranidae. It is endemic to Borneo and known from between central Sarawak (Malaysia) and central Kalimantan (Indonesia). The specific name poecilus is derived from the Greek poikolos, meaning "pied" or "blotched", in reference to diagnostic pattern on rear of the thigh. Common name Malaysian Borneo frog has been coined for this species.

Meristogenys whiteheadi is a species of frog in the family Ranidae. It is endemic to Borneo and found in both Indonesia (Kalimantan) and Malaysia. Meristogenys stigmachilus and Meristogenys stenocephalus, described as new species in 2011, were formerly included in this species. Owing to the difficulty of distinguishing these species under field conditions, the exact range of this species is uncertain. Its common name is Whitehead's Borneo frog or Whitehead's torrent frog.

Philautus ingeri is a species of frog in the family Rhacophoridae. It is endemic to northern Borneo and found in Sabah, Sarawak, Brunei, and adjacent northern Kalimantan (Indonesia). Common names Inger's bush frog and Inger's bubble-nest frog have been coined for it. It is named for Robert F. Inger, American zoologist from the Field Museum of Natural History.

<i>Polypedates otilophus</i> Species of amphibian

Polypedates otilophus is a species of frog in the family Rhacophoridae. It is endemic to Borneo where it is widespread and found in Brunei, Indonesia, and Malaysia, typically in the lowlands but sometimes as high as 1,100 m (3,600 ft) above sea level. This species has prominent, sharp ridges behind the eye, above the ear, referred to in its names.

<i>Leptomantis angulirostris</i> Species of amphibian

Leptomantis angulirostris, commonly known as the masked tree frog, is a member of the tree frog family Rhacophoridae and is found in Indonesia and Malaysian Borneo. Its natural habitats are subtropical or tropical moist lowland forests, subtropical or tropical moist montane forests, and rivers. It is threatened by habitat loss.

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<i>Chalcorana raniceps</i> Species of amphibian

Chalcorana raniceps, also known as the copper-cheeked frog, white-lipped frog, or Peters' Malaysian frog, is a species of "true frog" in the family Ranidae. It is endemic to Borneo, including Brunei Darussalam, Kalimantan (Indonesia), and Sarawak (Malaysia), although it is likely to occur more widely. Previously mixed with Chalcorana chalconota and believed to have much wider distribution, its range was delimited to Borneo in the revision of "Rana chalconota" complex by Robert Inger and colleagues in 2009.

Meristogenys maryatiae, also known as Maryati's torrent frog, is a species of frog in the family Ranidae. It is endemic to the state of Sabah, in the Malaysian part of Borneo. The specific name honours Prof. Datin Mohamed Maryati, entomologist from the Universiti Malaysia Sabah, who helped the describers of this species during their herpetological surveys in Sabah.

References

  1. 1 2 3 4 IUCN SSC Amphibian Specialist Group (2019). "Meristogenys phaeomerus". IUCN Red List of Threatened Species . 2019: e.T58374A114922431. doi: 10.2305/IUCN.UK.2019-1.RLTS.T58374A114922431.en . Retrieved 15 November 2021.
  2. 1 2 3 Frost, Darrel R. (2018). "Meristogenys phaeomerus (Inger and Gritis, 1983)". Amphibian Species of the World: an Online Reference. Version 6.0. American Museum of Natural History. Retrieved 26 July 2018.
  3. 1 2 3 4 Inger, Robert F. & Gritis, Paul A. (1983). "Variation in Bornean frogs of the Amolops jerboa species group, with description of two new species". Fieldiana Zoology. New Series. 19: 1–13. doi: 10.5962/bhl.title.5644 .
  4. Haas, A.; Das, I. & Hertwig, S.T. (2017). "Meristogenys phaeomerus (Kapit Torrent Frog)". Frogs of Borneo. Retrieved 26 July 2018.