Sentence:  Devils Lake is where I began my career as a limnologist in 1964, studying the lake's neotenic salamanders and chironomids, or <WSD>midge</WSD> flies. [...] The Devils Lake Basin is an endorheic, or closed, basin covering about 9,800 square kilometers in northeastern North Dakota. 
Meaning of the word marked with <WSD> tags:  any of various small two-winged flies, for example, from the family Chironomidae or non-biting midges, the family Chaoboridae or phantom midges, and the family Ceratopogonidae or biting midges, all belonging to the order Diptera