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PROCEEDINGS OF THE NATIONAL MUSEUM vol. 117 



Figure 4. — Abdomen, lateral aspect: a, Acanchohaustorius intermedins, new species; b, A. 

 millsi, new species; c, A. spinosus (Bousfield) 1962; d, Parahaustorius longimerus, new | 

 species; e, P. attenuatus, new species;/, P. holmesi, new species; g, Haustorius canadensis ' 

 Bousfield 1962; h, Pseudohaustorius borealis, new species; t, Neohausiorius biarticulatus, 

 new species; ;', N. schmitzi, new species; k, Proto haustorius deichmannae, new species; 

 /, P. wigleyi, new species. 



