On the Nucleus of Sphaerophoron and Lichina. 267 



Antilope annulipes, Aquetoun, native of Gambia ; Bush-Goat, En- 

 glish at Gambia. Fur pale yellowish brown ; orbits, lips, chin, base 

 of the ears, chest and beneath, the inner parts of the fore legs and 

 thighs, and a band over the hoofs white ; inside of the ears, the fet- 

 lock, and a streak up the front of the fore and hind legs, and the 

 front of the fore leg above the knee black ; end of tail blackish ; 

 throat yellowish ; legs slender, elongate ; male horns thick, sublyrate, 

 black, with strong knobs in front ; female similar, hornless. 



Hab. Western Africa, Mr. Whitfield. In the menagerie of the 

 Earl of Derby. 



Antilope Scripta, Pallas. Back with a compressed ridge of black- 

 ish hair in both sexes. The male with a high compressed ridge of 

 long loose white hairs, extending the whole length of the back and 

 tail. 



Hab. Western Africa. 



Cephalophorus Ogilbyii, Antilope Ogilbyii, Water house. Splendid 

 golden brown, beneath paler ; face, ears, back of the neck with scat- 

 tered black rigid hairs, which are crowded together and form a broad 

 dorsal line ; feet above the hoofs and the front part of the legs black- 

 ish ; horns short, conic, thick at the base, with five or six irregular 

 cross ridges. 



Hab. Fernando Po, Th. Thomson, Esq., Pv.N. 



Capra{Ibex) Warryato, — Warryato or Hill Goat of the Tamooleans, 

 Hardw. MSS. Icon. ined. (B.M. n. 10, 975.) t. 192, sketch improved 

 from former by Colonel Hamilton Smith, t. 193. Head dark brown, 

 slightly grisled with yellowish ; horns short, bent back with close 

 cross rings ; the outer side rounded, the inner strongly keeled in 

 front ; the horn of the females smaller but similar. 



Hab. India, Hardwicke. Nepal, Mr. Partridge. 



Head and horns of both sexes in the Museum, presented by R. 

 Partridge, Esq. 



XXXVIII. — Excerpta Botanica, or abridged Extracts trans- 

 lated from the Foreign Journals, illustrative of or connected 

 with, the Botany of Great Britain. By W. A. Leighton, 

 Esq., B.A., F.B.S.E., &c. 



No. 11. On the Structure of the Nucleus of the genera Sphae- 

 rophoron of the Family of the Lichenes, and Lichina of that 

 of the Byssaceae. By Camille Montagne, M.D. (Ann. 

 des Sc. Nat. n. s. xv. p. 147.) 



The apothecium of Spluerophoron is at first only a simple 

 ellipsoid swelling of the extremity of a branch. If at this 

 period this be divided longitudinally, the cavity occupied by 

 the nucleus is observed to have a sigmoid form. This is 

 owing to a hemispherical projection of the medullary or 

 central layer of the thallus, representing a sort of torus, from 



