Ordo.Rasores. Ill.
Fam.Tetraonidæ. Leach.
Genus.Pterocles. Temm.

Species 8.—Pterocles exustus.

These birds were found in great numbers in the neighbourhood of Bornou. They frequented the low sand hills which were scantily covered with shrubs. Like most of the family, they were found to be excellent eating.

Genus.Francolinus. Steph.

Species 9.—Francolinus Clappertoni.

Franc. supra brunneus fulvo-variegatus; subtus fulvo-albidus, maculis longitudinalibus brunneis aspersus; strigâ superciliari subocularique, gulâ, genisque albis, his brunneo-lineatis.

Pileus brunneus, ad frontem nigrescens. Striga nigra interrupta extendit a rictu ad genas. Genarum plumæ, anteriores lineis gracilibus, posteriores maculis ovalibus brunneis in medio notatæ. Colli, pectoris, abdominisque plumæ in medio brunneæ marginibus fulvo-albidis, rhachibus pallidis. Dorsi superioris, scapularium, tectricumque plumæ pallido-fulvo marginatæ partimque fasciatæ. Dorsi inferioris uropygiique plumæ pallidè brunneæ in medio fusco-brunneo leviter notatæ. Remiges exteriores pogonio externo ad basin fulvo-fasciato, pogonio interno ad basin brunneo, versus apicem rufo-fulvo; interiores utrinque fulvo-fasciatæ. Ptila inferiora in medio brunnea, fulvo ad margines notata. Pteromata inferiora in medio fusca, marginibus fulvis. Femorum plumæ fulvæ in medio brunneæ. Rectrices brunneæ fasciis plurimis fulvis undulatæ. Rostrum superné nigrum, infra ad basin rubro tinctum. Pedes, ad frontem nigri, poné rubescentes: tarsis bicalcaratis, calcare superiore obtuso, inferiore acuto. Longitudo corporis, 14 unc.; alæ a carpo ad remigem 5tam, 7⅕; caudæ, 3⅘; rostri, 1¹⁄₂₈; tarsi, 2³⁄₁₀.

This species of Francolin, which appears to us to be hitherto undescribed, was met with in tolerable abundance. It frequented sand hills, covered with low shrubs; and was very difficult to be procured in consequence of the great speed with which it ran. We have named the species after Captain Clapperton, R. N. the intrepid and intelligent companion of Major Denham.

Fam.Struthionidæ. V. in Linn. Trans.
Genus.Struthio. Auct.