Pseudocerotidae is a family of flatworms within the order Polycladida. Commonly known as pseudocerotid flatworms, these marine invertebrates are colorful and often exhibit complex patterns on their bodies. They are typically found in shallow, tropical waters, often in association with corals and other benthic organisms.
Pseudocerotid flatworms are characterized by their flattened, often leaf-shaped bodies. They possess a central mouth and a branched gut, which is a defining feature of the Polycladida order. These worms are typically small, with most species ranging from a few millimeters to several centimeters in length. They often exhibit a wide range of colors and patterns, which can vary significantly even within the same species.
Pseudocerotidae are primarily found in tropical and subtropical waters worldwide. They are typically associated with coral reefs, rocky shores, and other benthic habitats. Some species can be found in deeper waters, but most prefer the shallower, well-lit environments where they can access their food sources.
Pseudocerotid flatworms are carnivores, feeding primarily on small invertebrates such as crustaceans, mollusks, and other worms. They capture their prey using a muscular pharynx, which they can extend from their mouths. The pharynx helps to subdue and engulf their prey before it is digested in their branched gut.
Most pseudocerotid flatworms reproduce sexually. They are hermaphrodites, meaning that each individual possesses both male and female reproductive organs. The process of reproduction typically involves internal fertilization, with eggs being laid in capsules or attached to substrates.
World Register of Marine Species (WoRMS) Animal Diversity Web Research article on Pseudocerotidae in the journal Marine Biology
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