. Economic entomology . Trichodectes scalaris (on the ox). I line in length. Trichodectes equi (on the Iiorse), I line in length. ]y<jg_ Trichodectes equi {Linn.)—13. Specimens (eggs and insects); 14. Enlarged '3—15- figure of ditto; 15. Illustrative vignette (horse). Common on the horse and ass, especially when fresh from pasture—in other woris, when the parasites have had time to pro- pagate undisturbed by the currying comb. y;o%. Trichodectes latus {IVitzsch).—16. Specimens (4); 17. Enlarged figure of 16—18 (jij-j-Q . i8_ Illustrative vignette (spaniel). Infests the dog, and is commonest


. Economic entomology . Trichodectes scalaris (on the ox). I line in length. Trichodectes equi (on the Iiorse), I line in length. ]y<jg_ Trichodectes equi {Linn.)—13. Specimens (eggs and insects); 14. Enlarged '3—15- figure of ditto; 15. Illustrative vignette (horse). Common on the horse and ass, especially when fresh from pasture—in other woris, when the parasites have had time to pro- pagate undisturbed by the currying comb. y;o%. Trichodectes latus {IVitzsch).—16. Specimens (4); 17. Enlarged figure of 16—18 (jij-j-Q . i8_ Illustrative vignette (spaniel). Infests the dog, and is commonest on pup- pies. The male of this species in walking curves back its antennse. Nos. 19—21


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Keywords: ., bookcentury1800, bookdecade1870, bookpublisherlondonchapmanandha