234 Proceedings of the Biological Society of Washington. 



Mimaster 3 



Mimastrella 5 



Mixogaster breviventris 177 



Moroiie americana 45 



MoxostXDma macrolepidotum 42 



Mustela aestuarlna 213 



Myiarchus sordidus 9t> 



Myiolepta nigra ISO, 198 



strigilata 180 



tuberans 198 



varipes 180 



N 



Narcissia gracilis 58 



Nectomys alfari 127 



Nemosia liypoleuca 95 



Neoasciadistiiicta 185 



globosa 185 



Neogreenia picticornis 169 



Noble, G. K. Description of a New 

 Eublepliarid Lizard from Costa 



Rica 87-88 



Notemigonus crysoleucas 42 



Notropis amarus 42 



amcenus 43 



analostanus 43 



cornutus 43 



procne . 42 



Nyctimantis papua 85 



rugiceps 85 



Nyctimystes papua 85 



Nyetinomus depressus 86 



Nyetoniys venustulus 155 



o 



Odinia penichra 31 



Odontothrips pictipennis 117 



Officers for 1917 xiv 



Oiigoaesclina anglica 89 



Ophiomitra matsumotoi 225 



Oplonaeschna vectensis 89 



Opuntia aciculata 10 



caesia 13 



cretocliaeta 11 



eocarpa 11 



expansa 14 



intricata 10 



magnarenensis 9 



recurvospina 12 



superbospina 13 



xerocarpa - ■ 15 



Oryzomys ochraceus 127 



Ovis sheldoni 130 



Oxybelis acuminatus 224 



P 



Paine, J. H. Scientific Photography 

 In the Study of Insects xiii 



Palmer, \V. Exhibition of a Specimen 

 of Seahorse ix 



Exhibition of Bones of Extinct 



Cetaceans ix 



Exhibition of the Bones of a 



Hitherto Unknown Cetacean . . . x 



Paragus angustifrons 178 



bicolor 178 



dimidiatus 178 



tibialis 178 



Pelecocera pergandei 184 



Perca flavescens 45 



Percopsis omiscomaycus 43 



Petalognathus nebulatus 224 



Phyllomys armatus 126 



canlceps 126 



darlingi 126 



labilis 126 



Physothrips pictus 116 



Pierce, W. D. Recent Spread of the 



Cotton Boll Weevil xiii 



Pimephales notatus 42 



Piper, C. V. Notes on Quamasia with 

 a Description of a New Species . 77-82 



New Plants from Oregon ., 99-102 



Pipizaalbipilcsa 178 



calcarata 178 



femoralis 178 



festiva 179 



nigripilosa 179 



pistica 179 



pisticoides 179 



pulchella 179 



Pittier, H. Forests of Panama .... xiii 



Pitymys parvulus 83 



Plagiodontia aidiuni 47 



Platychirus chaetopodius 181 



hyperboreus 181 



Quadratus 181 



Plicifusus 8 



Podoceropsis concava 159 



Polychrus marmoratus 222 



Pomoxis annularis '14 



Prometra owstoni 106 



Pseudothrips spadix 118 



Pterallastes thoracicus 188 



Pteraster corynetes 28 



myonotus 28 



Pyrolofusus 8 



Quaintance, A. L. On a New Peach 

 Pest xiii 



Quamasia angusta 77 



leichtlinii 78 



quamash 80 



walpolei 81 



RadelifJe, L., and Welsh, W. W. A List 

 of the Fishes of the Seneca Creek, 

 Montgomery County, Maryland, 



Region 39-46 



Radiaster 3, 5 



Radiasteridse 4 



Ramsden, C. T., and Barbour, T. See 

 Barbour, T. 



Rattus norvegicus 126, 206 



rattus 126 



tapanulius 209 



virtus 210 



Razoumofskya blumeri 86 



Retifusus 8 



Rhingia nasica 185 



Rhinichthys atronasus 43 



cataractae 43 



Riley, J. H. Description of a New 

 Hazel Grouse from Manchuria . 17-18 



Two New Ralliformes from 



Tropical America 103-104 



Rose, J. N. Exhibition of Venezuelan 

 Plants and Fruits xiv 



Safford, W. E. Agriculture in Pre- 

 Columbian America xii 



Sagaritis ruficoxalls 170 



Saraster insignis 54 



Sasscer, E. R. Remarks on Entomo- 

 logical Inspection and Disinfec- 

 tion of Products Offered for Entry 

 into the United States xiii 



