SUDAN BIRDS

Page 54. No. 156, substitute :156. AFRICAN JACANA.Actophilornis africanus (Gmel.).Resident—sudd and rivers (south)—abundant.Page 55. No. 160, substitute :160. EUROPEAN CRANE.Grus grus grus (Linn.).Winter visitor—arid (acacia-grass) and rivers—common.Page 55, No. 161, substitute :161a. STIEBER'S ARABIAN BUSTARD.Choriotis arabs stieberi (Neum.).Resident—arid—common.161b. BUTLER'S ARABIAN BUSTARD.Choriotis arabs butleri Bann.Resident—savana—common.Page 56. After No. 164, add :HOUBARA BUSTARD.Chlamydotis undulata undulata (Jacq.).Resident—arid—rare.MACQUEEN'S BUSTARD.Chlamydotis undulata macqueenii (Gray).Wanderer—Red Sea coast—rare.Page 58. No. 171b, substitute :171b. RED SEA KENTISH PLOVER.Charadrius alexandrinus elegans Reichw.Resident—coast—not common.Page 58. After No. 171b, add :WESTERN MONGOLIAN SAND-PLOVER.Charadrius mongolus atrijrons Wagl.Passage migrant—coast—not common.113 8