HYPOGASTRURA (MUCRELLA) ARBOREA SP.NOV., A TREE-CLIMBING SPECIES OF COLLEMBOLA (HYPOGASTRURIDAE) FROM VANCOUVER ISLAND, BRITISH COLUMBIA
AbstractHypogastrura (Mucrella) arborea sp.nov. is described from a mature sitka spruce forest on Vancouver Island. Specimens occurred both in ground litter and in epiphytic moss in the canopy. The new species differs from the four other species of the subgenus by the absence of anal spines and the presence of 2-3-2 clavate tibiotarsal hairs.