Chaenopsis deltarrhis Böhlke, 1957
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
Chaenopsis deltarrhis, the Delta pikeblenny, is a species of chaenopsid blenny found from Costa Rica to Colombia, in the eastern central Pacific ocean. It can reach a maximum length of 7.5 centimetres (3.0 in) TL. This species feeds primarily on zooplankton.
Wikipedia contributors, Chaenopsis deltarrhis; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T19:16:20.514382+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Chaenopsis deltarrhis Böhlke, 1957
- Name authority
- Böhlke, 1957
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Teleostei
- Order
- Blenniiformes
- Family
- Chaenopsidae
- Genus
- Chaenopsis
- Extinction status
- Not supplied by this source
Source habitat flags: Marine: yes · Freshwater: no · Terrestrial: no. These do not form a complete habitat description.
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
- gigaclassActinopterygii
- superclassActinopteri
- classTeleostei
- orderBlenniiformes
- familyChaenopsidae Gill, 1865
- genusChaenopsis Gill, 1865
- speciesChaenopsis deltarrhis Böhlke, 1957
Close classified relatives
These entries share the source’s genus, Chaenopsis. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| yellowface pikeblennyChaenopsis limbaughi Robins & Randall, 1965 | ChaenopsidaeChordata | Accepted speciesExtinction status not supplied |
| Chaenopsis celeste Tavera, 2021 | ChaenopsidaeChordata | Accepted speciesExtinction status not supplied |
| freckled pikeblennyChaenopsis roseola Hastings & Shipp, 1981 | ChaenopsidaeChordata | Accepted speciesExtinction status not supplied |
| Chaenopsis stephensi Robins & Randall, 1965 | ChaenopsidaeChordata | Accepted speciesExtinction status not supplied |
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.
- Böhlke, J. E. (1957). A review of the blenny genus Chaenopsis, and the description of a related new genus from the Bahamas. Proceedings of the Academy of Natural Sciences of Philadelphia, 109: 81–103, Pls. 5–6. 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:T9M7. Classification follows source parent identifiers. English common names may vary by region.