X. 2. Chrysosplenium alternifolium. Alternate-leaved Golden Saxifrage. oppositifolium. Opposite-leaved ditto. Saxifraga oppositifolia. Purple Saxifrage. granulata. tridactylites. White Meadow Saxifrage. Rue-leaved Saxifrage. 4. Oxalis Acetosella. Wood Sorrel. Rocks by the sea. 6. *5. of ger whi ver wise culia Ge speci closel to se if we of M make of th the colour of the thorax being as light as the elytra, and also by the size. Sinodendron cylindricum, with us not only inhabits the ash, but also the maple (Acer campestre,) and several species of willow, in a state of decay. It would be well if entomologists generally paid more attention to the plants on which insects are usually found, as it would very much facilitate their collection, and likewise throw much light on their habits and peculiarities. Geotrupes vernalis, (vernal Dor-beetle.) The species of this beautiful genus appear to be so closely allied as to render it a work of difficulty to separate them accurately from each other, if we may judge from the dissimilar opinions of Mr. Curtis and Mr. Stephens: the former makes five, the latter ten British species. There are four species in this county, the stercorarius, the lavis, the vernalis, and one which I suspect to be the sylvaticus. The lævis and vernalis are very nearly allied; they agree in the colour of the antennæ, in the minutely and entirely punctured thorax, and the smoothness of the elytra, but differ in size and colour. The lævis is inferior in size, generally of a deep |