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There are 5 species of in genus Dalader reported in Malaysia, namely D. acuticosta, D. anthracinus, D. planiventris, D. shelfordi and D. pulchrus. The latest one, D. pulchrus, was described in 2005 (Brailovsky 2005). Two of the species, D. acuticosta and D. planiventris were also reported in India (Parveen and Ramamurthy 2009).
It means that the Dalader species above seen in Singapore can be any of the five.The unique feature of this bug is the dilated third segment of the antennae. Its host plant is air potato vine (Dioscorea bulbifera). Its nymphs in different stages of development with the adults bug had been found on the stem of the air potato vine.
Brailovsky, H. 2005. A new species of Dalader Amyot and Serville, with a key to the Malaysian Species (Hemiptera: Heteroptera: Coreidae: Coreinae: Dalederini). Proceedings of the Entomological Society of Washington. 107 (4): 883-886.
Parveen, S., and V.V. Ramamurthy. 2009. Redescription of two Species of Genus Dalader Amyot and Serville (Coreidae: Coreinae: Daladerini) from India. Indian Journal of Entomology. 71 (4): 331-333.
Classification: | Phylum: Arthropoda | Class: Insecta | Order: Hemiptera | Family: Coreidae | Genus: Dalader |