Branchiostoma africaeBranchiostoma africae is a species of lancelets, a subphylum of chordates.Habitat &; distributionBranchiostoma africae is a marine lancelet, living in coastal waters, buried in sandy or muddy substrates. its habitat is in the Atlantic and Indian Oceans, though data is limited.DescriptionBranchiostoma africae is a filter feeder, drawing water through its mouth and trapping plankton and organic particles using cilia and mucus. It plays a role in benthic ecosystems by contributing to nutrient cycling and sediment turnover.