FIGURES 41–53 in A revision of the Neotropical genus Motonerus Hansen (Coleoptera: Hydrophilidae: Sphaeridiinae)

FIGURES 41–53. Details of of Motonerus. 41, 49: M. sp. B; 42, 52: M. andersoni sp. n.; 43, 53: M. apterus sp. n.; 44: M. depressus sp. n.; 45: M. hanseni sp. n.; 46: M. oosternoides sp. n.; 47: M. nublado sp. n.; 48: M. obscurus Hansen; 50: M. problematicus sp. n.; 51: M. sp. A. 41— preepisternal elevation of mesothorax and median part of metaventrite (scale bar = 0.2 mm); 42–51—median part of prosternum; 52–53—sternite 9 of male.