INTRODUCTION conserved at the Zoological Reference Collection of the

ABSTRACT.-Forty-four species of Dolichopodidae are listed from the island of Singapore, with 28 of these constituting new records for the country. One new genus: Ngirhaphium; and five new species: Thinophilus murphyi, Thinophilus asiobates, Thinophilus longicilia, Ngirhaphium murphyi, and Scotiomyia singaporensis, are described and illustrated