Triplectidina sp.
(Scale bar = 1mm)
There are 2 species of Triplectidina in NZ (T. oreolimnetes and T. moselyi) but these have not been described as larvae and cannot yet be distinguished. They have cases of sand grains and small plant fragments and inhabit small pools and tarns. T. moselyi is the only species known from the North Island where it is widespread. T. oreolimnetes is only known from Westland and Northwest Nelson. NZMCI score = 5