Oregon juncos Dark-eyed junco

-


oregon junco



j. h. montanus
j. h. oreganus
j. h. pinosus
j. h. pontilis
j. h. shufeldti
j. h. thurberi
j. h. townsendi

these have blackish-gray head , breast brown , wings , reddish flanks, tending toward duller , paler plumage in inland , southern parts of range. common form in west, found in pacific coast mountains southeastern alaska extreme northern baja california, wintering great plains , northern sonora. unresolved debate exists whether large , distinct group full species.



pink-sided junco








Comments

Post a Comment

Popular posts from this blog

Life and work Ustad Mansur

-
tulip kashmir (c. 1610) mansur naqqash the year of mansur s birth unknown. name suffixed in miniatures naqqash, can refer artist, painter, or carver, indicating came family in artistic profession. single miniature showing babur meeting sister (folio 8, national museum) attributed mansur otherwise finds no mention in babur s memoirs (baburnama). associated other artists of period including basawan, miskina , nanha. during akbar s reign appears have been involved colourist in plates book of akbar (akbarnama) , name not mentioned abu l-fazl among list of artists. akbar followed principle artwork should include name of artist on margin. british museum s copy of akbarnama (1604) includes folios (35,110a,110b , 112a) name prefixed ustad (=master), indicating rise excellence. early works included parts of portraits , other scenes. earliest works made part of baburnama (1590–95) , of these assistant or colourist. veena-player (c. 1595) , coronation portrait of jahangir (c. 1605, made along
Read more

Examples Wreath product

-
^ j. w. davies , a. o. morris, schur multiplier of generalized symmetric group , j. london math. soc (2), 8, (1974), pp. 615-620 ^ p. graczyk, g. letac , h. massam, hyperoctahedral group, symmetric group representations , moments of real wishart distribution , j. theoret. probab. 18 (2005), no. 1, 1-42. ^ joseph j. rotman, introduction theory of groups, p. 176 (1995) ^ l. kaloujnine, la structure des p-groupes de sylow des groupes symétriques finis , annales scientifiques de l École normale supérieure. troisième série 65, pp. 239–276 (1948)
Read more

Kiev 35 mm cameras Kiev (brand)

-
kiev 4a rangefinder camera kiev 4 jupiter-8m lens , original camera case kiev produced several 35 mm film rangefinder cameras clones of pre-war contax ii , contax iii cameras, , range of 35mm slr cameras. after war had ended, soviet union demanded new sets of contax tools original toolmaker in dresden , ordered fair number of trial cameras made zeiss trademarks , coated lenses these 1946 in postwar east germany. successful, german instructors transferred kiev. missing specialists in few cases recruited in west germany. still available parts went in same direction. in fact, removing front of kiev ii cameras, 1 see metal stamped contax name, pressed out , re-stamped kiev. kiev 15 tee kiev 19 body kiev rangefinders retained same lens mount prewar contax rangefinders , lenses can interchanged. cameras went through few minor modifications become kiev iii , kiev 4. there kiev 5 modernized upper part integrated meter. attractive, though poorly made , unreliable, production terminated. other m
Read more