NEW LATERAL GENE TRANSFERS. “The implied transfers of large amounts of genetic material are attributed to successful hybridizations between animals that are not closely related.”
https://books.google.es/books?hl=en&lr=&id=4Bv_CAAAQBAJ&oi=fnd&pg=PR3&dq=evolution+of+larval+stage&ots=Ajv40BxpV8&sig=UoAuSNQhyUJxvYurqij18mPF3GM