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Figure 17. — Head, Thorax, and Abdominal Structures of Tetrastichus 



a, T. hylotomae (Ashmcad): Anterior aspect of lower half of head. 



b, T. asparagi Crawford: Anterior aspect of lower half of head. 



c, T. punctatifrons (Girault): Dorsal aspect of head. (Ce, compound eye; Oc, ocellus.) 



d, T. bruchophagi Gahan: Lateral aspect of prothorax and part of mesothorax. (Cx, coxa; 



Mps, mesopraescutum; Msc, scapula; Pn, pronotum; Pp, prepectus.) 



e, T. longicorpus (Girault): Lateral aspect of prothorax and part of mesothorax. 



/, T. raceviariae Ashmead: Lateral aspect of propodeum and metapleuron. (Cx, coxa; 



Mpl, metapleuron; Pr, propodeum; Psc, postscutellum; Sp, spiracle.) 

 g, T. cormus, new species: Lateral aspect of propodeum and metapleuron. 



