Guide to the study of insects and a treatise on those injurious and beneficial to crops, for the use of colleges, farm-schools, and agriculturists . books and in darkplaces and feed on mites and are often found attached to theleg of some fly or other insect by whichthey are transported about. The fe-male chelifer bears the eggs, seventeenin number, in a little bunch under herabdomen near the opening of her sex-ual organs. Menge has observed the Pseudo-scorpions casttheir skin in a light web made for that purpose. The littleanimal remained five days in the web after its metamorphosis
Guide to the study of insects and a treatise on those injurious and beneficial to crops, for the use of colleges, farm-schools, and agriculturists . books and in darkplaces and feed on mites and are often found attached to theleg of some fly or other insect by whichthey are transported about. The fe-male chelifer bears the eggs, seventeenin number, in a little bunch under herabdomen near the opening of her sex-ual organs. Menge has observed the Pseudo-scorpions casttheir skin in a light web made for that purpose. The littleanimal remained five days in the web after its metamorphosis,and did not assume its dark colors for four weeks. Threemonths after it returned to the same web for describes eight species from the Prussian Amber, be-longing to genera still living, and Corda one (Microlabris. SCORPIONID^. 659 Sternberg!) from the coal formation in Bohemia, one inch has found a curious blind species in the caves ofAdelsburo-, and it is very probable that a closer examinationof the Kentucky caves will give a similar American species.(Hagen.) In Chernes there are no eyes. C. Sanborni Hagenis found in Massachusetts. In Chelifer there are two eyes. C. cancroides Linn. (, enlarged) is dark brown, with many short spines on thethorax. It occurs in Massachusetts and Illinois. Latreille. The Scorpions are well known bythe immense forceps-like maxillae, and the long tail continu-ous with the thorax, and end-ing in a powerful sting, in whichis lodged a poison sac. The bodyis more distinctly divided into seg-ments than any other Arachnids,and hence the scorpions bear, asGerstaecker suggests, a stronganalogy to the Myriapods. Thegenus Scoiyio is restricted to thosespecies which have six ocelli. S^Allenii Wood is our onl}^ NorthAmerican species and is fo
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Keywords: ., bookcentury1800, bookdecade1880, bookpublishe, booksubjectinsects
