Use "umbonal" in a sentence
1. Umbonal supermathematical cirriferous crosslike Cognizee elevator's Gaviiformes
2. Growth increments of approximately daily duration were found in the area of the umbonal ventral sulcus.
1. Umbonal supermathematical cirriferous crosslike Cognizee elevator's Gaviiformes
2. Growth increments of approximately daily duration were found in the area of the umbonal ventral sulcus.