. The birds of eastern North America known to occur east of the nineteenth meridian .. . hat is to say, from the outer beud of the wing (carpus) to tip, C to D, theMIMnl)er ranging from il to 10 (and rarely 11) in various families. At first, it is not always easy to distinguish tiie lastpriniaiy from the first secondary ; butexperience is the best teacher, and tliept)int can always be settled by txani-ining the roots of the Secondaries are the remiges at-tached to the nbia or forearm, 1> to C(see illustration); they nunilter from(i to 10 in tin- various families ; theIlunnuing-
. The birds of eastern North America known to occur east of the nineteenth meridian .. . hat is to say, from the outer beud of the wing (carpus) to tip, C to D, theMIMnl)er ranging from il to 10 (and rarely 11) in various families. At first, it is not always easy to distinguish tiie lastpriniaiy from the first secondary ; butexperience is the best teacher, and tliept)int can always be settled by txani-ining the roots of the Secondaries are the remiges at-tached to the nbia or forearm, 1> to C(see illustration); they nunilter from(i to 10 in tin- various families ; theIlunnuing-ltinl liaving the smallestnumber, and tlie Alltatross m o ri-than 10. The Tertials air the few remaining remiges which grow from tlu> Jnnufnis, A to Tectrices, or Wing Coverts, are small feathers covering the larger wingfeathers ; the Iralhrrs lining the khI^k^ of the under surface of llu- wing are calledunder wing coverts. Ihe outer wing coverts are divided and described asgreater wing coverts, middle wing coverts, and lesser Nving (See illustration.). 4> BIRDS OF EASTERN NORTH AMERICA. The Speculum. A term used to indicate a patch or band on the wing (usually ofdifferent color from the rest of the feathers), formed by the terminal portionof the secondaries, very noticeable in the Ducks. (See illustration, Topogiaphyof a Duck, page 8.) Under Primary ^CovertsOndor Wing Coverts Jarput —r _j Primaries
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Keywords: ., bo, bookcentury1800, bookdecade1890, booksubjectbirdsnorthamerica
