10 CATALOGUE OF TYPES AND FIGURED SPECIMENS 



Lingula Lewisii, Sowerby, 1839. 



1839. Lingula Lewisii, Sow., in Murch., Sil. Syst., pi. vi., fig. 9. 

 1852. „ „ McCoy, Brit. Pal. Foss., p. 253. 



1859. „ „ Sow., in Murch., Siluria, pi. xx., fig. 5. 



1865. „ „ Davidson, Monogr. Sil. Brach., Palseont. Soc, 



p. 35, pi. iii., fig. 2. 



Type. — One of six specimens figured by Davidson as 

 types of the species. 



WhitclifF, Ludlow, Shropshire. 



Upper Ludlow. Coll. Light body. 



Discina rugata (Sowerby), 1839. 



1839. Orbicula rugata, Sow., in Murch., Sil. Syst., pi. v., fig. 11. 

 1852. Discina „ McCoy, Brit. Pal. Foss., p. 190. 

 1859. ,, ,, Salter, in Murch., Siluria, pi. xx., figs, i, 2. 



1865. ,, ,, Davidson, Monogr. Sil. Brach., Palaeont. Soc, 



p. 63, pi. v., figs. 9 to 18. 



Type. — Original of Figure 11 in Davidson's Monograph. 

 The original of figure 12 has not been traced. 



Whitcliff, Ludlow, Shropshire. 



Upper Ludlow. Coll. Liglithody. 



Discina striata (Sowerby), 1839. 



1839. Orbicula striata. Sow., in Murch. Sil. Syst., pi. v., fig. 21. 

 1859. ,, „ Id., in Murch., Siluria, pi. xx., fig. 3. 



1862. Discina „ McCoy, Brit. Pal. Foss., p. 191. 

 1865. „ „ Davidson, Monogr. Sil. Brach., Palaeont. Soc, 



p. 67, pi. vi., fig. 4. 

 Type. — The original of Figure 4 in Davidson's Mono- 

 graph should be in the Lightbody Collection, but has not 

 yet been found. 



ECHINODERMATA. 



ApiocrinuS elegans (Defrance), 1819. 



1819. Astropodium elegans, Defrance, Diet, des sciences naturelles. 



1820. Encvinites Parkinsoni, Schlotheim, Petrefaktenkunde. 



1821. Apiocrinites rotundatus, Miller, Nat. Hist. Crinoidea, p. 18. 



1826. Pear Eticrinus, Cumberland, Reliquiae Conservatae, p. 4, 



pi. i., ii. 



