SUPPLEMENT, PLATE XIII. 



Murchisonse hem era. 



Figs. 1 — 3. — Hyattia pustulifera, S. Buchnan. 



Fig. 1. — Side view of a specimen with test well preserved. Chideock Quarry 

 Hill, Dorset, from the " Wild Bed." (Page lv.) 

 Fig. 2. — Front view. 

 Fig. 3. — Suture-lines. 3 a. — Radial lines. 



Figs. 4 — 6. — Manselia subacuta, 8. Buchnan. 



Fig. 4. — Side view of a specimen without test. Syrnondsbury, Dorset. 

 (Page lviii.) 



Fig. 5. — Whorl-section. 



Fia:. 6. — Suture-lines. 6 a. — Radial-line. 



Figs. 7 — 9. — Hyattina Brasili, 8. Buchnan. 



Fig. 7. — Side view of a specimen without test. Haselbury, Somerset. Col- 

 lected by Mr. Darell Stephens. (Page lvii.) 

 Fig. 8. — Front view. 

 Fig. 9. — Suture-lines. 9 a. — Radial lines. 



The specimens are in my Collection. 



