title: Maelonoceras
text: # Maelonoceras
  
  Maelonoceras is a Late Ordovician - early Silurian oncocerid found in Ontario.
  
  ## Description
  
  The shell is a faintly gibbous exogastric cyrtocone with subparallel dorsal and ventral profiles but adorally converging sides. The aperture vizored, pear-shaped. The Siphuncle small, ventral.
  
  ## Taxonomic relation
  
  Maelonoceras is nautiloid cephalopod included in the Oncoceratidae along with such genera as Oncoceras, Belotoceras, Digenuoceras, and Maimoceras.
  
  