OF ARTS AND SCIENCES. 47 



numbers of small tadpoles in Carter Lake by the 22d of July. 

 The following sixteen breeding birds are characteristic of this up- 

 per Canadian zone in New Hampshire : Canadian Spruce Grouse 

 CanacJiites canadensis canace), American Goshawk {Accipiter 

 atricapilhts) , Arctic Three-toed Woodpecker {Picoides arcti- 

 cns), American Three-toed Woodpecker {Picoides americanns), 

 Yellow-bellied Flycatcher J^Empidonax Jlaviventris) , Canada 

 Jay {Perisorens canadensis), Rusty Blackbird {ScolecopJiagus 

 carolimis) , Canadian Pine Grosbeak {Pinico/a eniicleatoi' leii- 

 cnra). White-winged Crossbill {Loxia leiicoptera) , Pine Siskin 

 { Spimis pinus) , Tennessee Warbler {HehninthopJiila peregrijia') , 

 Cape May Warbler {Dendroica tigrina), Black-poll Warbler 

 {Dendroica striata) , Wilson's Warbler ( Wilsonia pitsilla) , Hud- 

 sonian Chickadee {Parns Jiudsonicus), and Bicknell's Thrush 

 Hylocic]da alicice bicknelli) . 



Of mammals characteristic of this area are the Rock Vole 

 {Microtus chrotorrhinus) , (?), Canada White-footed Mouse {Pe- 

 roniy setts canadensis), Woodland Jumping Mouse {NapcBozapns 

 insignis), Canadian Red Squirrel {Sciiwits hiidsonicus gymni- 

 cus). Smoky Shrew {Sorex fumeus) , Water Shrew {Sorex albi- 

 barbis), Canada Ljmx {Lynx canadensis) , Sable {Miestela amer- 

 icana) , Pennant's Marten {Mnstela pennanti) . 



In addition to the species more or less strictl}' confined to 

 each of these two subdivisions of the Canadian zone, may be 

 mentioned a few which are common to the area as a whole. 

 Such are Saw-whet Owl {Nyctala acadica), Hairy Woodpecker 

 {Dryobates villosus), White-throated Sparrow {Zonotrichia albi- 

 collis), Slate-colored ^\x\\q.o *{ Jnnco hyemalis), Nashville War- 

 bler {^Helniinthophila rnbricapilla) , Myrtle Warbler {Dendroica 

 coronatd), Winter Wren {OlbiorcJiilus hiemalis). Red-breasted 

 Nuthatch {Sitta canadensis) , Golden-crowned Kinglet (7?^^///z^i' 

 satrapa), and Olive-backed Thrush {Hylocichla nsticlata szvain- 

 somi) ; also the following mammals : Northern Virginia Deer 

 {Odocoilens viiginia7ius borealis), Canada Porcupine {Einthizon 

 dorsatnin) , Eastern Varying Hare {Lepns aniericanns virginia- 

 nus). Mink {Pntorizis vison), Black Bear {Ursns americanns), 

 Masked Shrew {Soi^ex personatus) . 



