PLATE 86. 



Page 



Fig. 1-4. Technocrinus andrewsi. 141 



1. The specimen, natiual size, preserving the body, and on one side a part of the arms and a 

 portion of the column. 



1 a. Diagram illustrating the structure from the base to the lower part of the arms (for com- 



parison with structure of Mariacrinus pachydaclylvs and M. pluinosvn, Plate iii). 



2 & 3. Fragments of columns apparently of this species. 

 4. Section of column fig. 3. 



Fig. 12 & 5 - 11. Technocrinus striatus. 142 



12. The basal plates anchylosed together with a small portion of the column attached, and also 

 one first radial plate. 



5, 6, 7, 9, 10 & 11. Several plates of different series belonging to this species. 



Fig. 1-3 & 14. Technocrinus sculptus. 143 



13 & 14. Basal and lateral view of the lower part of the body. 



