Who is hendrik freitag

Save Cancel. Disciplines Biodiversity , Biology , and Entomology. Funding Agency. Grant Name. Grant Number. Colleague s. Time Period to. Enter a valid date range. Current Grant. Current Position.

Featured Works Biology Faculty Publications Background Long-palped Water Beetles were collected during a taxon expedition in Montenegro which involved citizen scientists, students and taxonomists. Ancyronyx lianlabangorum sp. Coleoptera, Elmidae , a new spider riffle beetle from the Kelabit Highlands Sarawak, northern Borneo , is described.

This paper reports eight species of Rhagovelia Mayr, , from the Palawan biogeographic region, including three that are new to This survey aims to provide an updated species checklist of aquatic and semi-aquatic bugs in the intra-Philippine biogeographic Region of The new stonefly species, Neoperla mindoroensis sp. Seven species of Hydraenidae, Hydrophilidae and Elmidae are recorded from temporary freshwater habitats at the Ateneo de Manila University Campus in the metropolitan area of Manila, Philippines.

Records of all additional type material of the latter species from central Luzon are listed as well. Freitag H Hydraena Hydraenopsis ateneo, new species Coleoptera, Hydraenidae and other aquatic Polyphaga from a small habitat patch in a highly urbanized landscape of Metro Manila, Philippines. ZooKeys 9— The National Capital Region NCR of the Philippines, known as Metro Manila, had about 12 Mio inhabitants as of and is among the most populous metropolitan regions of the world when the highly urbanized neighboring areas are included.

A replicate sampling was performed in June , the second month of the wet season. Sampling Bottom substrates were physically disturbed in a way that drifted arthropods could be collected by the use of a fine-meshed hand net.

Additionally, submerged coarse particulate organic matter, mainly leaves, were manually taken off from the water and checked for benthic organisms. All type material designated herein and other dissected voucher specimens were glued on entomological paper and pinned.