ˌpinəˈkäsərəs noun
Usage: capitalized
Etymology: New Latin, from pinac- + -ceras
: a genus (the type of the family Pinacoceratidae) of compressed involute ammonites with the most highly complicated suture known
ˌpinəˈkäsərəs noun
Usage: capitalized
Etymology: New Latin, from pinac- + -ceras
: a genus (the type of the family Pinacoceratidae) of compressed involute ammonites with the most highly complicated suture known
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012