1{K) 6ASTEB0F0D1. 



Pteronotus tripteroides, Lamarck, 1822. 



Murex asper. 

 Brander's 'Foss. Hant.' 17G6, pi. iii. fig. 80, p. 35. 



Mwex tripterus. 

 Ann. Mu3. 1803, vol. 2. p. 222 ; 1805, vol. 6. pi. iii. figs. 4», 4'' (non Bora, 

 1780). 



Murex tripteroides. 



Hist. Nat. Anim. sans Vert. 1822, toI. 7. p. 177. 



Horizoni and Localities. 



Upper Eocene. — Barton Beds. Barton. 



Miadle Eocene. — Brackksham Beds. Brook; Huntingbridge. 



Genus TYPHIS, Montfort, 181U. 

 Conch. Syst. 1810, vol. 2. pp. 614, 015. 



Typhis fistulosus, Brocchi, 1814. 



Typhis pungens. 

 Brander's Toss. Hant.' 1766, pi. iii. fig. 82, p. 36 {non fig. 81). (Brander 

 Coll.) 



Murex fistidosus. 

 Conch. Foss. Subapennina, 1814, vol. 2. pi. vii. figs. 12', 12" (non fig. 12'^), 



p. 394. 

 Mineral Conchology, 1818, pi. 189. figs. 1, 2. (Sowerby Coll.) 



Horizon and Locality. 



Upper Eocene. — Barton Beds. Barton ; Hordwell Cliff. 



Typhis muticas, J. de C. Sowerby, 1834. 



Murex tubifer. 

 Mineral Conchology, 1818, pi. 189. figs. 6, 7 (n<»i Bruguifere). (Sowerby 

 Coll.) 



Typhis muticus. 

 Mineral Conchology, 1834, vol. vi., "Systematical Index," p. 247. 



Horizon and Localities. 

 Lower Eocene. — London Clay. Alum Bay (no. 4 Bed) ; Clarendon ; South- 

 ampton. 



Typhis pungens, Solander, 1766. 



Murex pungens. 

 Brander's ' Foss. Haut.' 1766, pi. iii. fig. 81, p. 35. (Brander Coll.) 



Purpura tubifer. 



Journ. d'Hist. Nat. Paris, 1792, vol. 1. pi. 2. figs. 3, 4, p. 29. 



Murex tubifer. 



Mineral Conchology, 1818, pi. 189. figs. 3, 4, 5, 8 (fig. 5, Sowerby Coll.). 



Horizons and Localities. 



Oligocene. — Headon Beds. Brockenhurst ; Lyndhurst. 



Upper Eocene. — Barton Beds. Barton; Alum Bay (no. 29 Bed). 



Middle Eocene. — BracMciham Beds. Bramshaw ; Brook. 



