INDEX. 183 



Poplar, seasoned, infestation by Lycius linearis 132 



Powder-post. beetles. (See Tyvctida'.) 



Prionidic — 



family proposed 149 



genera of larAae studied by Webb ] 51 



in table of families and genera of cerambycoid larvte 151. 155 



Frionus — 



in table of families and genera of cerambycoid larAse 155 



larvae studied by Webb 1 51 



Prodecatoma phytophaga, oviposition habits 158 



Pseudocyphona, description, type species 106 



Pseudocyphona mexicana, description 106 



Pseudotsugu — 



host of PisHodes 26, 43 



species of Pissodes of which host 65 



Pseudotsuga douglosii, bibliographic reference 1 63 



Psewlotsuga mucronata (see also P. taxifolia) — 



host of Pissodes fasciatus 34, 42 



Pseudotsuga taxifolia (see also /■". mucronata) — 



bibliographic reference 163 



host of Megastigmus sperviotrophus 1 60-1 61 



host of Pissodes fasciatus 41, 56 



Pteroneura calif arnica, description 104-1 05 



Pteronidea, n. n. for Pteronus 98 



Pteronus=Diprion 98 



Ptychodes — 



in table of families and genera of cerambycoid larvae 152 



larvcc studied by Webb 151 



Rhagium — 



in table of families and genera of cerambycoid larvae 154 



larvae studied by Webb 151 



Rohinia neomexicana, dead and dry wood infested by Lyctus parvulus 131 



ROHWER, S. A. — 



paper, " Chalcidids Injurious to Forest-Tree Seeds '' 157-163 



paper, ''Studies in the Sawfly Genus lloplocampa " 139-148 



paper, "The Genotypes of the Sawflies and Wood wasps, or the Super- 

 family Tenthredinoidea " 69-109 



Roiruileum — 



in table of families and genera of cerambycoid larva? 154 



larvae studied by Webb 151 



Roots, dried herbaceous, infestation by Lyctus brunneus 131 



Rules of zoological nomenclature for the designation of type species of genera. . 71-72 



Saperda — 



in table of families and genera of cerambycoid larvae 152 



larvae studied by Webb 151 



Sassafras, dead wood infested by Lyctus parallelopipedus 131 



Sawflies. (See Tenthredinoidea.) 



Seed chalcidid of Virginia creeper. (See Prodecatoma phytophaga.) 



Selandria canadensis, bibliographic reference, systematic notes 146 



Selandria fiavicornis, bibliographic reference, systematic notes 146 



