Which of the following systems are Merostomata (=Xiphosura) missing? Circulatory + Respiratory Reproductive Circulatory Respiratory Excretory Question 14 2.5pts What is a function of the ovigers in Pycnopodia? Venomous for defense Allows them to breath on land Provide nuthition to developing embryo Alow males to carry fertlized eges Creating web.