PLATE XXIV. 



Variabilis-subzone. 



Haugia jugosa {Sowerhy)} 



Splendid adult specimen, with the test and a large part of the strong carina 

 well preserved. It shows the loss of ribs characteristic of adult age. Quite 

 five-eighths of the last whorl is body-chamber. Cotteswold Sands, Coaley Wood. 

 My Collection. (Page 149.) 



^ It i8 requested that the following alterations be made in the explanations of Plates XXIII 

 and A. Plate XXIII, figs. 11 — 15, for " variabilis, d'Orbiguy," read "jugosa (Sowerby) ;" erase the 

 sentence beginning " But as neither . . . ;" figs. 16, 17, for " Ogerieni (Dumortier) " read " Dumortieri, 

 S. Buckman." Plate A, fig. 35, for ^'variabilis''' read ^'jugosa;'' fig. 36, for '■'Ogerieni (Dura.)" 

 read " Dumortieri, S. Buckman." 



