Figs. 2–10 in Guide To The Aquatic Heteroptera Of Singapore And Peninsular Malaysia. Xi. Infraorder Nepomorpha- Families Naucoridae And Aphelocheiridae

Figs. 2–10. Naucoris species, structural details of male genitalia. 2–4. N. sigaloeis La Rivers, specimen from NE Thailand. 2. Left paramere. 3. Right paramere. 4. Phallotheca. 5, 6. N. scutellaris Stål, specimen from Singapore, Lower Fort Peirce Forest. 5. Left paramere. 6. Right paramere. 7–10. N. minutus, new species, specimen from Singapore, Chestnut Drive. 7. Left paramere. 8. Right paramere. 9. Phallotheca. 10. Proctiger.