56 Dr. G. J. Hinde on Kadiolaria from the 



conical, nearly as long as the radius of the shell ; they are 

 inequidistant and do not seem to be all in the same plane. 

 The specimen is so infiltrated with- dark material that the 

 medullary shell cannot be distinguished. Diameter of test 

 "18 ; length of spines '06, basal thickness 'OlS millim. 

 Distribution. Broughton Heights, Peeblesshire. 



Triposphcera armata, sp. n. (PI. IV. fig. 11.) 

 The primary radial spines stout, styliform, nearly equi- 

 distant from each other, about as long as the radius of the 

 shell ; surface with numerous minute secondary spines. 

 Diameter of cortical test '15, of medullary test "065; length 

 of primary spines "08, thickness at base "016 ; length of secon- 

 dary spines 'Ol to '035 millim. 



Distribution. Abingtou, Lanarkshire. 



Detached spicules of Radiolaria. — a-f. Three- and four-rayed spicules of 

 Spha-rozovm priscvm, sp. n. g, h. Spharozovm patubim, sp. n. : g, 

 geminate, h, cruciform spicule, i, Jc, I, spicules of Plectoid Eadiolaria. 

 All enlarged to the scale of 200 diameters. 



