sentence: Development is usually direct, though there are larvae in some species.
sentences_before: These animals have a protective outer case called a lorica. Protected by the lorica, the animals have a head, mouth and digestive system.
sentences_after: The animals have two sexes as adults. There are some complex and flexible life cycles with different forms of parthenogenetic reproduction.
concept_name: development
headings: Loricifera Anatomy
categories: Minor phyla Extremophiles