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NATURAL HISTORY · CATALOGUE RECORD

Trachycephalus resinifictrix (Goeldi, 1907)

Source-backed taxonomic record

Accepted species in Catalogue of Life’s 11 September 2026 base release. This preserves the source classification and available supporting data; it is not a completed species monograph.

Open encyclopedia reference

The Mission golden-eyed tree frog or Amazon milk frog (Trachycephalus resinifictrix) is a large species of arboreal frog native to the Amazon rainforest in South America. It is sometimes referred to as the blue milk frog due to a sticky, milk-like substance that they produce when feeling threatened. It was first discovered along the Maracanã River in Brazil. This species was previously within the genus Phrynohyas, which was recently synonymized with Trachycephalus.

Wikipedia contributors, Mission golden-eyed tree frog; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T18:54:13.932598+00:00. This reference remains separate from the taxonomic record.

Identity & source status

Scientific name
Trachycephalus resinifictrix (Goeldi, 1907)
Name authority
(Goeldi, 1907)
Rank
species
Accepted status
accepted
Kingdom
Animalia
Phylum
Chordata
Class
Amphibia
Order
Anura
Family
Hylidae
Genus
Trachycephalus
Extinction status
Recorded extant

Classification family tree

Nested taxonomic groups from the source. This is not a direct-ancestor chain, a dated evolutionary tree or a phylogenetic reconstruction.

  1. domainEukaryota (Chatton, 1925) Whittaker & Margulis, 1978
  2. kingdomAnimalia
  3. phylumChordata
  4. subphylumVertebrata
  5. infraphylumGnathostomata
  6. parvphylumOsteichthyes
  7. megaclassTetrapoda
  8. classAmphibia
  9. orderAnura
  10. familyHylidae Rafinesque, 1815
  11. genusTrachycephalus Tschudi, 1838
  12. speciesTrachycephalus resinifictrix (Goeldi, 1907)

Close classified relatives

These entries share the source’s genus, Trachycephalus. They are not necessarily the closest relatives established by molecular evidence.

SpeciesClassificationSource status
Trachycephalus atlas Bokermann, 1966HylidaeChordataAccepted speciesRecorded extant
Trachycephalus coriaceus (Peters, 1867)HylidaeChordataAccepted speciesRecorded extant
Trachycephalus cunauaru Gordo, Toledo, Suárez, Kawashita-Ribeiro, Ávila, Morais & Nunes, 2013HylidaeChordataAccepted speciesRecorded extant
Trachycephalus dibernardoi Kwet & Solé, 2008HylidaeChordataAccepted speciesRecorded extant
Trachycephalus hadroceps (Duellman & Hoogmoed, 1992)HylidaeChordataAccepted speciesRecorded extant
Trachycephalus imitatrix (Miranda-Ribeiro, 1926)HylidaeChordataAccepted speciesRecorded extant
Trachycephalus macrotis (Andersson, 1945)HylidaeChordataAccepted speciesRecorded extant
Trachycephalus mambaiensis Cintra, Silva, Silva, Garcia & Zaher, 2009HylidaeChordataAccepted speciesRecorded extant
Trachycephalus mesophaeus (Hensel, 1867)HylidaeChordataAccepted speciesRecorded extant
Trachycephalus nigromaculatus Tschudi, 1838HylidaeChordataAccepted speciesRecorded extant
Trachycephalus quadrangulum (Boulenger, 1882)HylidaeChordataAccepted speciesRecorded extant
Trachycephalus typhonius (Linnaeus, 1758)HylidaeChordataAccepted speciesRecorded extant

Browse 590 records assigned to Hylidae.

Names & synonyms

Names explicitly linked to this accepted taxon in the source. Synonymy can change with revision.

Recorded nameSource status
Hyla resinifictrix Goeldi, 1907 Goeldi, 1907synonym
Phrynohyas resinifictrix (Goeldi, 1907) (Goeldi, 1907)synonym

Source literature & publication evidence

References attached to this source record, including nomenclatural citations where supplied. This is a selected bibliography; abbreviated citations remain in the source’s form.

  1. https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=774583 Source fields: Taxon.tsv dwc:namePublishedIn, Taxon.tsv dcterms:references

Origins, evidence & remaining research

Name authority and publication references document nomenclature where the source supplies it. They do not establish evolutionary origins or the earliest fossil occurrence.

Specimen-level evidence, morphology, ecological research, phylogenetic studies, a comprehensive bibliography and a located literary passage have not yet been compiled for this record. A suitable sourced image remains to be added.

Dataset citation & attribution

This exact taxon in ChecklistBank · Catalogue of Life 2026-09-11

Catalogue of Life 2026-09-11; dataset 316321; doi:10.48580/dgz5n. https://creativecommons.org/licenses/by/4.0/ . Retrieved 5 October 2026.

Stable key: col:57PW6. Classification follows source parent identifiers. English common names may vary by region.