5/8 RECOGNITION MARKS OF AFRICAN PLOVERS (from Seebohm's _Charadriadae_) 20. RECOGNITION OF OEDICNEMUS VERMICULATUS AND OE. SENEGALENSIS (from Seebohm's _Charadriadae_) 21. RECOGNITION OF CURSORIUS CHALCOPTERUS AND C.GALLICUS (from Seebohm's _Charadriadae_) 22. RECOGNITION OF SCOLOPAX MEGALA AND S.STENURA (from Seebohm's _Charadriadae_) 23. |