( ( In addition ) ( , ( ( ( some non-arthropods ) ( such ( as molluscs ) ) ) ( ( possess ( a ( hemolymphatic ( circulatory system ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN In) (NP (NN addition))) (, ,) (NP (NP (DT some) (NNS non-arthropods)) (PP (JJ such) (IN as) (NP (NNS molluscs)))) (VP (VBP possess) (NP (DT a) (JJ hemolymphatic) (NN circulatory) (NN system))) (. .)))
In addition, some non-arthropods such as molluscs possess a hemolymphatic circulatory system.
(ROOT (S (NP (NNS Echinoderms)) (VP (VBP possess) (NP (DT a) (JJ water-based) (NN circulatory) (NN system))) (. .)))