It is unique among the modern constellations in being split into two non-contiguous parts , Serpens Caput ( Serpent Head ) to the west and Serpens Cauda ( Serpent Tail ) to the east .
PRON AUX ADJ ADP DET ADJ NOUN ADP AUX VERB ADP NUM ADJ NOUN , PROPN PROPN ( PROPN PROPN ) ADP DET NOUN CCONJ PROPN PROPN ( PROPN PROPN ) ADP DET NOUN .