Two new species of larval mites (Acari: Trombidioidea: Microtrombidiidae and Johnstonianidae) parasitising Culicoides impunctatus, the highland midge (insecta: Ceratopogonidae), in Scotland. Systematic Parasitology, 44(1), September 1999: 37-47. 38 [Zoological Record Volume 136]