Guide To The Aquatic Heteroptera Of Singapore And Peninsular Malaysia. Xi. Infraorder Nepomorpha- Families Naucoridae And Aphelocheiridae Author Polhemus, Dan A. Author Polhemus, John T. text Raffles Bulletin of Zoology 2013 2013-08-30 61 2 665 686 journal article 10.5281/zenodo.5352700 2345-7600 5352700 Subfamily LACCOCORINAE Stål, 1876 Discussion . — The subfamily Laccocorinae may be recognised by its distinctive head morphology, with the labrum displaced posteriorly beneath the folded anterior margin, and occurs in all tropical regions of the world except Australia , New Guinea , and the Pacific Islands. As currently interpreted, the subfamily contains 10 genera, with two of these endemic to Africa and Madagascar ( Temnocoris , – Fore tarsi either one- segmented in both sexes, or two-segmented in males only; male phallotheca asymmetrical.......................2 Fig. 16. Ctenipocoris asiaticus Montandon , female, dorsal habitus, specimen from Vietnam, Lam Dong Prov., nr. Lan Hanh, CL 3094 (Young Sohn illustration). 2. Fore tarsi in both sexes one-segmented, bearing only a single apical claw ( Fig. 22 )........................................... Namtokocoris – Fore tarsi two-segmented in males, one-segmented in females, bearing two small apical claws in both sexes ( Fig. 23 ) ........... ................................................................................. Heleocoris