Sentence:  He[Pericles] can only pray to <WSD>Lucina</WSD>, goddess of childbirth and 'gentle midwife/ To those that cry at night' to speed Thaisa's delivery (Per. 3.1.10–14), and has not even time to commit her body to the sea during the storm. 
Meaning of the word marked with <WSD> tags:  The Roman goddess of childbirth, midwives and babies, daughter of Jupiter and Juno and counterpart of the Greek Eileithyia; alternatively regarded as an aspect of Juno (and used as an epithet).