176 Malformations in Ticks 
% 
posterior to the site which it should occupy, the scutal margin is eroded by 
a striated cicatrix, which extends in a postero-lateral direction over the general 
Fig. 1. Dermacentor atrosignatus Abnormal: deformity of the hypostome. (L.E.R.) 
i 
Fig. 2. Amblyomma hebraeum Abnormal: absence of left eye, and deformity 
of scutum and spiracle. (L.E.R.) 
body integument. The left spiracle, although widely separated from this 
cicatrix by an extent of normal cuticle, is also deformed (see the lower of 
