NATURAL HISTORY OF SOUTH AFRICA 



Genus II. — Co tile 



1. European Sand Martin. 



{Cotile riparia^ 



2. South African Sand Martin. 



{Cotile paludicola.) 



3. Banded Sand Martin. 



{Cotile cincta.) 



Genus III . — Ptyonoprogne 



1. Rock Martin. 



{Ptyo7toprogne fnligida^ 



2. Andersson's Rock Martin. 



{Ptyonoprogne anderssoni. ) 



Genus IV. — Hirundo 



1. European Swallow. 



{Hirundo rustica.) 



2. Angola Swallow. 



{Hirundo angolensis.) 



3. White-throated Swallow. 



{Hirundo albigularis.) 



4. Pearl-breasted Swallow. 



{Hirundo di7nidiata}) 



5. Blue Swallow. 



{Hiru7ido atrocisrulea.) 



6. Wire-tailed Swallow. 



{Hirundo smithi., 



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