Brachycephalus pulex Napoli, Caramaschi, Cruz & Dias, 2011
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
Brachycephalus pulex, also known as the Brazilian flea toad and the Serra Bonita flea toad, is a species of small frog in the family Brachycephalidae. It is one of more than 40 named species within the genus Brachycephalus. B. pulex is the smallest known vertebrate, with an average length of 7.10 millimetres (0.280 in) in mature males.
Wikipedia contributors, Brachycephalus pulex; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T15:32:25.121850+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Brachycephalus pulex Napoli, Caramaschi, Cruz & Dias, 2011
- Name authority
- Napoli, Caramaschi, Cruz & Dias, 2011
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Amphibia
- Order
- Anura
- Family
- Brachycephalidae
- Genus
- Brachycephalus
- 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.
- domainEukaryota (Chatton, 1925) Whittaker & Margulis, 1978
- kingdomAnimalia
- phylumChordata
- subphylumVertebrata
- infraphylumGnathostomata
- parvphylumOsteichthyes
- megaclassTetrapoda
- classAmphibia
- orderAnura
- superfamilyBrachycephaloidea Günther, 1858
- familyBrachycephalidae Günther, 1858
- genusBrachycephalus Fitzinger, 1826
- speciesBrachycephalus pulex Napoli, Caramaschi, Cruz & Dias, 2011
Close classified relatives
These entries share the source’s genus, Brachycephalus. They are not necessarily the closest relatives established by molecular evidence.
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.
- https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=1103916 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:5WPYH. Classification follows source parent identifiers. English common names may vary by region.