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Corydoras is a genus of freshwater catfish in the family Callichthyidae and subfamily Corydoradinae.The species usually have more restricted areas of endemism than other callichthyids, but the area of distribution of the entire genus almost equals the area of distribution of the family, except for Panama where Corydoras is not present. [1]
Corydoras pygmaeus, or the pygmy corydoras or pygmy catfish [1] is a tropical and freshwater fish belonging to the subfamily Corydoradinae of the family Callichthyidae. It originates in tropical inland waters in South America , and is found in the Madeira River basin in Brazil .
Corydoras imitator is a foraging omnivore, and primarily feeds on zoobenthos, such as small worms, crustaceans, and insects; as well as freshwater detritus and plant matter. In the aquarium, it will readily accept most sinking dry foods, as well as live or frozen brine shrimp , bloodworms , and Tubifex worms.
It feeds on worms, benthic crustaceans, insects, and plant matter. It lays eggs in dense vegetation and adults do not guard the eggs. The female holds two to four eggs between her pelvic fins, where the male fertilizes them for about 30 seconds. Only then does the female swim to a suitable spot, where she attaches the very sticky eggs.
The 18 specimens turned out to be a new species of long-snouted Corydoras: Corydoras caramater, researchers said. The new species was distinguished in part by its “mask-like blotch ...
This is an alphabetically ordered list of Corydoras species. Each entry includes: binomial scientific name, describer and year of publication.
Researchers examined 17 specimens to identify the new species, they said. Corydoras colossus was distinguished from other types of armored catfish by “mosaic-like” platelets covering the front ...
Corydoras narcissus, commonly known as the long nosed arched cory, is a freshwater fish belonging to the Corydoradinae subfamily of the family Callichthyidae, native to the Madeira and Purus river basins in Amazonian Brazil.