Venulids
Venulids are a proposed lineage of soft-bodied marine invertebrates distinguished by a network of translucent, vein-like channels across their body wall, a feature that inspired the name from the Latin venula, meaning little vein. The group encompasses several genera with diverse forms, ranging from slender, worm-like benthos to flattened, leaf-like individuals. Body sizes span from a few millimeters to several centimeters, and coloration is often muted or camouflaged against their surroundings.
Morphology in venulids is characterized by a reticulate integument carrying the venulae, which are believed to
Habitat and distribution: Venulids occupy shallow coastal zones worldwide, including sandy and muddy substrates, seagrass beds,
Ecology and life cycle: Most venulids feed on microalgae, detritus, and small organic particles, employing ciliary
Taxonomy and research: Systematic placement remains under study, with molecular data providing insights into relationships within
Conservation: As coastal ecosystems face degradation, venulid populations may be affected by sedimentation, pollution, and habitat