194 



The Biological Society of Washington. 



N 



Page 



Nelson, E. W. : New birds from Tres 

 Marias Islands 5-11 



New birds from Mexico f>7-08 



New squirrels from Mexico 



and Central America 14f>-l~><> 



Neocrrx Colombian us 171 



erythrops 171 



Neotoma desertorum 127 



Neotomodoii 127 



Neotomotlon alstoni 12<s 



orizst !>: 129 



JM iol iixis 129 



Nesonycteris 112 



Noetilionida? 109 



Notopterus 112 



Nycteridje Hit 



Nyctidromus albicollis !:',:> 



albicollis iusularis J 



Ochthpeca poliogaster 



Odocoileus acapulcensis 



crrroseusis 



< ol it m l>h< iius scaphiotus. 



Columbia mi* sit k<usis 



hemionus 



hemionus californicus 



1 1 I SO 111 



speleus 



t ho ma si 



truri 



virginianus 



Odontophorus lineolatus 



thoracicus 



Officers 



ornitliiou pusillum 



Ort lirioinys 



Ortyx thoracicus 



Oryzornys antillarnin 



flavii-aiiM ill ft us 



mexicanus 



IK I SO 111 



victus 



Osgood, W. H. : Natural history 



Farallon Islands 



Ostinops decumanns 



Otopterus bulleri 



niexieanus .... 



174 

 104 

 101 

 101 

 100 

 100 

 101 



lu:>, 

 Kio 

 102 

 102 

 100 



... Ill 



... Ki4 



... ]') 



... In 



... 91 

 of 



... ix 



... 177 



... is 



. 18 



Palmer, T. H. : X<'onii/linhi ......... ......... 



-- Nomenclature of Chiroptera... 



1()'.) 



Palmer, Win.: Birds of Pril.ilof Ids... 

 - Feather repigmentatioD .......... 



Panallodon .............. [ ........................... 



Panyrhlora russata .............................. 



snmichrasti ........................... ..... 



Pedomys ............................................. 



I'enelope arg3 7 rotis .............................. 



Peromyscus canadensis abietorum ..... 



auiitus ...................................... 



austerus ...................................... 



canadensis ................................. 



zarhyiichus cristobalensis. 



difficilis 



v 

 ix 



<i<t 

 174 



(i2 

 101; 

 132 



s4 

 119 



s:j 



8:5 



100 



117 



tf i :il us 



^11:1(4 iiiiilcusis 



liylocetea 



keeni 



124 

 83 



in* xitaiius saxalilis 121 



sitkensis 815 



spicilegus Iti 



tfliuaiilepecus 122 



Mi o ma si 11C, 



m< \u an i'.s totontepecus 120 



canadensis uiiibi-iiius 84 



zarliynclins 117 



Petasophora delphinse 135 



Phenacomys. 

 Pluilander'cicnr 

 derbianns 

 ornatus 

 Phocji'iia com munis 



Phoenicothraupis aftinis co 



riibicoides roseus (>o 



rubra 00 



Phu.'thorni.s anthophilus 13. r > 



longirostris 134 



Phylloderma stenops 110 



Phyllostoma amblyotis Ill 



Phyllostomatidse 110 



Piaya cayana mehleri 133 



Pieters, A. J. : Problems of aquatic 



vegetation x 



Pionus menstruus l:'.2 



sordidus 133, 172 



Pipra auricapilla 137 



Piranha faceta 141 



heBxoaiea 141 



rubra 141 



tcstacea 141 



Pitangua iolata 173 



derbianus rufipennis 137 



I'iiyinys 89, 105 



Pcecilothraupis melanogenys 179 



Polioptila bilineata ". 144 



Pollard, C. L. : J>oh,rm,,a r, W a and 

 ('i-fi(i./f>inia loinlurrUa in southern 



Florida ix 



- Fauna and flora of tin- Florida 



Keys ix 



Floral asymmetry in ('luinm-- 



i-riata xii 



Polyborus cheriway pallidus .... S 



Poospiza bilineata fil 



Porzana albigularis l. r >7, 172 



I'otainoii abbotti 27 



berardi 27 



levicervix 28 



inacropus 29 



obtusipes 27 



pealianus 28 



socotrensis 27 



transversus 29 



Prd.lc. R. A. : New weasel from Brit 

 ish Columbia 1K9 



Procnias tersa occidentalis 179 



Procj 7 on cancrivorns 14 



lotor elucus 92 



lotor hernande/i 17 



lotor iiisularis 17 



mayiixrdi 92 



Prodelphinus lonirirostris l c . 



Progne dominicensis r,o 



sinaloae ftft 



Protonotaria citrea , ... 143 



