Additional diagnostic characters of West Indian Oosterum. (49) Pronotal punctation of O. pecki. (50–52) Apical portion of elytra 50. O. cercyonoides 51. O. megnai 49, 52. O. pecki.

  Part of: Deler-Hernández A, Cala-Riquelme F, Fikácek M (2014) A review of the genus Oosternum Sharp of the West Indies (Coleoptera: Hydrophilidae: Sphaeridiinae). Deutsche Entomologische Zeitschrift 61(1): 43-63.