Alcalus baluensis

Last updated

Alcalus baluensis
Alcalus baluensis.jpg
Scientific classification OOjs UI icon edit-ltr.svg
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Amphibia
Order: Anura
Family: Ceratobatrachidae
Genus: Alcalus
Species:
A. baluensis
Binomial name
Alcalus baluensis
(Boulenger, 1896)
Synonyms
  • Cornufer baluensisBoulenger, 1896
  • Micrixalus baluensis(Boulenger, 1896)
  • Ingerana baluensis(Boulenger, 1896)

Alcalus baluensis is a species of frog in the family Ceratobatrachidae. It is endemic to northern and western Borneo. Its common name is Balu eastern frog or dwarf mountain frog. It was placed in the family Dicroglossidae before being transferred to Ceratobatrachidae in 2015. [2] [3]

Contents

Description

Alcalus baluensis are small but stocky frogs. They typically measure 21–25 mm (0.83–0.98 in) in snout–vent length. Tympanic ring is visible. [4]

Habitat and conservation

Its natural habitats are lowland and mid-elevation primary rainforests. It occurs on the forest floor in leaf litter and along stream banks. It is threatened by habitat loss. [1]

Related Research Articles

<i>Ingerana</i> Genus of amphibians

Ingerana is a genus of frogs in family Dicroglossidae. These frogs are distributed in southeastern Asia, from Nepal, northeastern India, and southwestern China to Indochina, Borneo, and the Philippines. They are sometimes known as the eastern frogs.

Leptobrachella mjobergi is a species of frogs in the family Megophryidae. It is endemic to Borneo where it is found in Kalimantan (Indonesia), Brunei, and Sarawak (Malaysia).

<span class="mw-page-title-main">Kinabalu horned frog</span> Species of amphibian

The Kinabalu horned frog or Balu spadefoot toad is a species of amphibian in the family Megophryidae. It is endemic to northeastern Borneo in Sabah, Malaysia. Its natural habitats are subtropical or tropical moist montane forests and rivers.

<i>Glyphoglossus brooksii</i> Species of frog

Glyphoglossus brooksii is a species of frog in the family Microhylidae. It is endemic to Borneo and found in Kalimantan (Indonesia) and Sarawak (Malaysia). Its common names are Brooks' squat frog and Brooks' burrowing frog. It is named after Mr. Cecil J. Brooks who collected the holotype "in a hole whilst prospecting" in Bidi, Sarawak.

Kalophrynus baluensis is a species of frog in the family Microhylidae. It is endemic to Mount Kinabalu in Sabah.

<i>Alcalus mariae</i> Species of amphibian

Alcalus mariae, common name Mary's frog or Palawan eastern frog, is a species of frog in the family Ceratobatrachidae. It is endemic to the Palawan Island, the Philippines, and only known from its type locality, Mount Balabag, in the Mantalingajan mountain range. The specific name refers to Mary Lee Inger née Ballew, first wife of Robert F. Inger who formally described the species in 1954.

<i>Cornufer guentheri</i> Species of amphibian

Cornufer guentheri, commonly known as the Solomon Island leaf frog, Solomon Island eyelash frog and Gunther's triangle frog, is a species of frog in the family Ceratobatrachidae. This frog can be found throughout the Solomon Islands archipelago, except for San Cristobal.

Cornufer bufoniformis, commonly known as the warty webbed frog or Treasury Island webbed frog, is a species of frog in the family Ceratobatrachidae. It is endemic to the Solomon Islands archipelago where it is widespread, but it is missing from Guadalcanal and Makira islands. It is a common species though it occurs patchily. It inhabits small streams in lowland rainforests. It also tolerates some habitat degradation, provided that vegetation is left along the streams. It is locally impacted by habitat loss caused by logging, and it is also used for human consumption.

Cornufer guppyi is a species of frog in the family Ceratobatrachidae. The species is named after British surgeon Henry B. Guppy who collected the holotype from the Shortland Islands. It is found in New Britain Island and in the Solomon Islands archipelago, where it is widespread, though it is missing from Makira island.

<span class="mw-page-title-main">Seep frog</span> Species of amphibian

The seep frog or Balu oriental frog is a species of frog in the family Dicroglossidae. It is probably endemic to Borneo.

Cornufer akarithymus is a species of frog in the family Ceratobatrachidae. It is endemic to Papua New Guinea, on New Britain Island. It has been observed in three mountain ranges: Whiteman, Nakanai, and Baining.

Cornufer boulengeri, commonly known as Boulenger's wrinkled ground frog or Boulenger's platymantis, is a species of frog in the family Ceratobatrachidae. It is endemic to New Britain Island in the Bismarck Archipelago, Papua New Guinea. The adults live on the forest floor of lowland and foothill rain forests, whereas juveniles occur low on the vegetation. It is potentially threatened by habitat loss caused by logging.

<i>Platymantis guentheri</i> Species of frog

Platymantis guentheri is a species of frog in the family Ceratobatrachidae. It is endemic to the Philippines, where it occurs in the rainforests of Leyte, Biliran, Maripipi, Bohol, Panglao, Dinagat, and Mindanao islands. Its natural habitats are subtropical or tropical moist lowland forest, subtropical or tropical moist montane forest, plantations, rural gardens, and heavily degraded former forest. It has been observed as high as 700 meters above sea level.

Rhacophorus baluensis is a species of frog in the family Rhacophoridae found in northern Sabah and Sarawak in Malaysian Borneo. It is likely to be found in northern Kalimantan. Its natural habitats are submontane and montane forests. Male frogs gather at small ponds. It is potentially threatened by habitat loss caused by logging.

Leptobrachella baluensis is a species of amphibian in the family Megophryidae. It is endemic to montane northern Borneo in Sabah and Sarawak (Malaysia) and northern Kalimantan (Indonesia). It has been in synonymy with Leptobrachella mjobergi, but is now treated as a valid species.

<span class="mw-page-title-main">Ceratobatrachidae</span> Family of amphibians

The Ceratobatrachidae are a family of frogs found in the Malay Peninsula, Borneo, the Philippines, Palau, Fiji, New Guinea, and the Admiralty, Bismarck, and Solomon Islands.

<i>Sanguirana luzonensis</i> Species of amphibian

Sanguirana luzonensis, also known as the Luzon frog, is a species of true frog, family Ranidae. It is endemic to the island of Luzon, the Philippines. It occurs in swift-flowing, cool mountain streams and rivers in montane rainforest at elevations up to 2,000 m (6,600 ft). It is very common in many habitats, although it is suspected to be declining because of habitat loss and deterioration.

<i>Alcalus</i> Genus of amphibians

Alcalus is a small genus of frogs in the family Ceratobatrachidae. It is the only member of the subfamily Alcalinae. Its sister taxon is Ceratobatrachinae. Common name Alcala's dwarf mountain frogs has been proposed for the genus. They are found in Palawan Island, Borneo, and the Malay Peninsula. They prefer semi-aquatic microhabitats.

<i>Alcalus rajae</i> Species of frog

Alcalus rajae, sometimes known as king dwarf mountain frog, is a species of frog in the family Ceratobatrachidae, subfamily Alcalinae. It is endemic to Kalimantan, Borneo (Indonesia), and known from its type locality in the Bukit Baka Bukit Raya National Park, as well as the Gunung Penrissen Nature Reserve, both in the West Kalimantan province, and from the Meratus Protected Forest in the South Kalimantan province. The specific name rajae refers to the type locality: Bukit Raya is the highest mountain in Kalimantan, getting its name from the Indonesian word raya, signifying the majestic size of the peak. It also alludes to the relatively large size of this species relative to its (then) congeners.

Alcalus sariba, also known as Saribau eastern frog or Saribau dwarf mountain frog, is a species of frog in the subfamily Alcalinae, family Ceratobatrachidae. It is endemic to Sarawak, Malaysian Borneo, where it is known from a small number of locations, including the eponymous Mount Saribau. It has often been included in Alcalus baluensis, but is now considered a distinct species. The two species are similar but Alcalus sariba is larger.

References

  1. 1 2 IUCN SSC Amphibian Specialist Group (2020). "Alcalus baluensis". IUCN Red List of Threatened Species . 2020: e.T79935161A175776167. doi: 10.2305/IUCN.UK.2020-2.RLTS.T79935161A175776167.en . Retrieved 15 November 2021.
  2. Frost, Darrel R. (2015). "Alcalus baluensis (Boulenger, 1896)". Amphibian Species of the World: an Online Reference. Version 6.0. American Museum of Natural History. Retrieved 1 August 2015.
  3. "Alcalus baluensis (Boulenger, 1896)". AmphibiaWeb. University of California, Berkeley. Retrieved December 7, 2022.
  4. Haas, A.; Hertwig, S.T.; Das, I. (2014). "Ingerana baluensis (Dwarf Mountain Frog)". Frogs of Borneo. Retrieved 1 August 2015.