Ostorhinchus
A genus of cardinalfish native to the Indian and Pacific Oceans.
Ostorhinchus is a genus of ray-finned fish belonging to the family Apogonidae. These fish are found naturally in the Indian and Pacific Oceans. The genus name comes from Greek: *Ostor-* derives from the word for bone, and *-rhinchus* comes from the word for beak, referring to the fish's advanced bony jaw. There are 89 recognized species in this genus, including the broad-striped cardinalfish, ring-tailed cardinalfish, and yellow-striped cardinalfish, among many others.
Quick Facts
- Taxon
- Ostorhinchus
- Type Species
- Ostorhinchus fleurieu
- Type Species Authority
- Lacépède, 1802
Facts from the source article.
Lore & Background
The etymology of Ostorhinchus is Greek, with Ostor- stemming from ὀστέον (bone) and -rhinchus stemming from ῥῠ́γχος (Ancient Greek) or ρύγχος (Modern Greek), meaning beak. This refers to the genus' advanced boned jaw. The genus includes 89 recognized species, many with descriptive common names such as broad-striped cardinalfish, short-tooth cardinalfish, and yellow-striped cardinalfish. Some species are listed as incertae sedis, including O. magnifica, O. melanopterus, O. mydrus, O. nigricans, and O. popur, indicating taxonomic uncertainty.
Reader's Guide
Ostorhinchus is a genus of ray-finned fish in the family Apogonidae, native to the Indian and Pacific Oceans. Its significance lies in its diversity, with 89 recognized species, many of which have common names that describe their appearance, such as black-belly cardinalfish, ring-tailed cardinalfish, and yellow-striped cardinalfish. The genus name derives from Greek words for bone and beak, referencing its advanced boned jaw. The species list includes several taxa marked as incertae sedis, reflecting ongoing taxonomic debate. The genus is documented through the work of many ichthyologists, including H. M. Smith, Radcliffe, T. H. Fraser, Bleeker, and others, who described species between the 18th and 21st centuries. The genus is strictly defined by the source article, which provides no additional ecological or behavioral details.
Did You Know?
- The genus name Ostorhinchus comes from Greek words meaning bone and beak, referring to its advanced boned jaw.
- There are 89 recognized species in the genus Ostorhinchus.
- Some species in the genus are listed as incertae sedis, indicating taxonomic uncertainty.
- The genus is native to the Indian and Pacific Oceans.
Frequently Asked Questions
What is Ostorhinchus?
Ostorhinchus is a genus of ray-finned fish that falls under the cardinalfish family, Apogonidae. It is one of the larger cardinalfish genera, containing 89 recognized species.
Where do Ostorhinchus species live in the wild?
These cardinalfish are native to the Indian and Pacific Oceans, where they are typically encountered around coral reef habitats.
What does the name 'Ostorhinchus' actually mean?
The genus name is built from two Greek roots: 'ostor-' (from osteon, meaning bone) and '-rhinchus' (from rhynchos, meaning beak). Together they point to the fish's notably well-developed bony jaw structure.
How many species are in the Ostorhinchus genus?
There are currently 89 recognized species within this genus. Familiar examples that hobbyists often look up include the broad-striped, ring-tailed, and yellow-striped cardinalfish.
What family does Ostorhinchus belong to?
Ostorhinchus is classified in the family Apogonidae, commonly known as the cardinalfishes. As a ray-finned fish genus, it sits within the broader group of bony-finned fishes.
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