( Apodemes ( ( are ( ( bulbous projections ) ( on ( ( the ( ventral surface ) ) ( of ( ( the exoskeleton ) ( ( to which ) ( ( most ( leg muscles ) ) ( ( attached , ) ( although ( ( some ( leg muscles ) ) ( ( attached directly ) ( to ( the exoskeleton ) ) ) ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNS Apodemes)) (VP (VBP are) (NP (NP (JJ bulbous) (NNS projections)) (PP (IN on) (NP (NP (DT the) (JJ ventral) (NN surface)) (PP (IN of) (NP (NP (DT the) (NN exoskeleton)) (SBAR (WHPP (TO to) (WHNP (WDT which))) (S (NP (JJS most) (NN leg) (NNS muscles)) (VP (VBD attached) (, ,) (SBAR (IN although) (S (NP (DT some) (NN leg) (NNS muscles)) (VP (VBD attached) (ADVP (RB directly)) (PP (TO to) (NP (DT the) (NN exoskeleton))))))))))))))) (. .)))
Apodemes are bulbous projections on the ventral surface of the exoskeleton to which most leg muscles attached, although some leg muscles attached directly to the exoskeleton.
(ROOT (S (NP (NNS Apodemes)) (VP (VBP are) (ADJP (JJ ingrowths) (PP (IN on) (NP (NP (JJ arthropod) (NNS exoskeletons)) (SBAR (WHPP (TO to) (WHNP (WDT which))) (S (NP (NNS muscles)) (VP (VBP attach)))))))) (. .)))