Fig. 2 in A New Species of Sphaeridium Fabricius, 1775 (Coleoptera: Hydrophilidae) from Indonesia

Fig. 2. SEM of Sphaeridium sundense, new species. A) Head, ventral, inset shows microrugae on surface of mentum, B) Pronotum, dorso-lateral, inset shows microsculpture on surface, C) Proventrite, D) Mesoventral keel, ventral oblique, E) Metaventral field. F–G) Detail of types of microsculpture: F) Granulate microsculpture on pronotum, G) Rugose microsculpture (microrugae) on metaventral field.