In 1883-1886 Bateson showed by his embryological researches that the Enteropneusta exhibit chordate (vertebrate) affinities in respect of the coelomic, skeletal and nervous systems as well as in regard to the respiratory system, and, further, that the gill-slits are formed upon a plan similar to tha
chordate הגייה עם משמעויות, מילים נרדפות, הפכים, תרגומים, משפטים ועוד