Mr. J. E. Gray on the Hollow-horned Ruminants. 227 



43. Agrion pulchellum, Van der Lind. 



A. puella, Steph. ; Evans, pi. 3. f. 7, 8 (not good). 



A. lunulatum, Evans, pi. 4. f. 3, 4 (exclus. syn.). 



A. hastulatum, Evans, pi. 4. f. 5, 6, not good (exclus. synon.). 



A. cyathigerum, Evans, pi. 4. f. 7, 8 (exclus. synon.). 



A. rufescens, Evans (partim), pi. 5. f. 2, not good (excl. syn.). 



A. interruptum, Charp. 

 England. General. — Mus. Steph., Evans, Dale, &c. 

 Scotland. Mus. Blyth. 

 Ireland. Mus. Hyndman, Haliday. Belfast, De Selys. 



44. A. puella, L. (pars), Van der Lind. 



A.furcatum, Charp., Curt. ; Steph. 111.; Evans, pi. 4. f. 1, 2. 



A. annulare, Steph. 111. (female) ; Evans, pi. 5. f. 1 (not good) 

 (exclus. syn.). 



A. rufescens, Leach (partim : young male), Curtis. 

 England. Local, London. — Mus. Steph., Evans, Curtis, Dale. 

 Scotland. Mus. Greville, Blyth. 

 Ireland. Mus. Miss Ball, Hyndman, Haliday. 



45. A. mercuriale, Charp. 



(Not described by English authors.) 

 England. In the south. — Mus. Dale, Curtis. 



46. A. cyathigerum, Charp. 



A. annulare, Leach, Steph. Catal. (without any description). 



A. hastulatum, Steph. Nomencl. and 111. (exclus. syn.). 



A. brunnea, Evans, pi. 4. f. 8 (junior). 



A. zonatum (partim), Steph. 111. 



A. Charpentieri, De Selys, 1840. 

 England. Local. — Mus. Steph., Dale, Curt., Evans, &c. 

 Scotland, Mus. Greville. Oban, De Selys. 

 Ireland. Mus. Miss Ball, Haliday. Belfast, De Selys. 

 To this species should probably be referred as a variety, the 

 Agrion scoticum, Dale MSS., collected in Scotland. 



XXV. — On the Arrangement of the Hollow-horned Ruminants 

 (Bovida?). By J. E. Gray, F.R.S. 



The systematic arrangement of these animals has been one of 

 the most difficult subjects for the student of mammalia. 



Linnaeus (Syst. Nat. i. 27), in his last edition of the • Systema 

 Naturae/ divides them into three genera according to the direc- 

 tion of the horn, which he describes as erect in Capra, reclinate 

 in Ovis, and porrect in Bos, and separates these from Cervus be- 

 cause they have tubular, while that genus has solid branched and 

 deciduous horns. 



Gmelin in his edition adds to these the genus Antilope 

 which had been established by Pallas, and characterizes that 



