A review of the genus Berosus Leach of Cuba (Coleoptera, Hydrophilidae) Author Deler-Hernandez, Albert Author Fikacek, Martin Author Cala-Riquelme, Franklyn text ZooKeys 2013 273 73 106 http://dx.doi.org/10.3897/zookeys.273.4591 journal article http://dx.doi.org/10.3897/zookeys.273.4591 1313-2970-273-73 Berosus metalliceps Sharp, 1882 Figures 5 a-g 11 Berosus metalliceps Sharp, 1882: 83. - Van Tassell 1966 : 150 (unpublished PhD thesis: redescription, identification key). - Epler 2010 : 12.24 (taxonomic and distribution notes). For complete synonymy and references see Hansen (1999) . Type locality. Mexico : Tres Marias Island. Material examined. CUBA: Camagueey :1 ex. (dry-mounted) (NMPC): Cayo Sabinal, permanent lagoon, 21°38'6.1"N , 77°10'8.2"W , 5 m a.s.l., 06.v.2010, leg. Y. Torres. Figure 5. Berosus metalliceps Sharp, 1882. a-b habitus of the only known Cuban specimen (a dorsal view b lateral view) c mesoventral process in lateral view d-f aedeagus (d dorsal view e lateral view f ventral view) g abdominal ventrite 5. Diagnosis. Habitus as in Figs 5a, b. Body length 4.5 mm. Head metallic black, pronotum pale without dark spots, elytra pale with dark stripes on elytral series and slightly darker spot in posterior third of interval 1. Elytral apices entire and rounded. Mesoventral process laminar, triangular in shape, anterior tooth projecting posteriad (Fig. 5c). Abdominal ventrite 1 with median keel developed only between metacoxae. Emargination of abdominal ventrite 5 rectangular, without tooth median (Fig. 5g). Aedeagus (Figs 5 d-f ) with median lobe much longer than parameres, with enlarged spatula-shaped apex in ventral view, sinuate on dorsal face in lateral view. Parameres simple, rounded apically, phallobase ca. 0.3 x total length of aedeagus. Distribution. USA (California), Mexico, Bahamas ( Young 1953 ; Hansen 1999 ) and Cuba. The above specimen represents the first record of Berosus metalliceps from Cuba. Habitat. The Cuban specimen was collected in the highly exposed brackish permanent lagoon with muddy bottom.