B3I1O1H4E1R1M3
14 points
BIOHERM is validvalid
a mass of marine fossils [n BIOHERMS]
a mound of material laid down by sedentary marine organisms, esp. a coral reef [n -S]
a mass of marine fossils [n BIOHERMS]
a mound of material laid down by sedentary marine organisms, esp. a coral reef [n -S]