6 
THE SPECIES OF BLASTOIDEA 
[Codaster trilobatus, continued.] 
Codaster trilobatus, McCoy. B. Etheridge fil. & P. H. Carpenter, 1886, 
Cat. Blastoidea Brit. Mus. pp. 32, 268, pi. xii, f. 8. Lower Car¬ 
boniferous, Carboniferous Limestone: Settle, Yorkshire, England. 
[E. 8009.] Presented by J. Eofe. Theca with top ground down. 
Codaster trilobatus , McCoy: E. Etheridge fil. & P. H. Carpenter, 
1886, Cat. Blastoidea Brit. Mus. pp. 31, 268, pi. xiii, f. 4. Lower 
Carboniferous, Carboniferous Limestone: Settle, Yorkshire, England. 
[E. 8010.] Presented by J. Eofe. Theca with four hydrospire-slits 
on each side of an ambulacrum. 
Codaster trilobatus , McCoy: E. Etheridge fil. & P. H. Carpenter, 1886, 
Cat. Blastoidea Brit. Mus. pp. 88, 268, pi. xiii, f. 6. Lower Car¬ 
boniferous, Carboniferous Limestone: Settle, Yorkshire, England. 
[E. 8011.] Presented by J. Eofe. Theca with a radial removed by 
weathering. 
Codonaster , McCoy : J. Eofe, June 1865, Geol. Mag. (1) ii, p. 251, 
pi. viii, f. 14. Codaster trilobatus , McCoy ; E. Etheridge fil. & P. H. 
Carpenter, 1886, Cat. Blastoidea Brit. Mus. pp. 88, 268, pi. xiii, 
ff. 5, 7. Lower Carboniferous, Carboniferous Limestone: Settle, 
Yorkshire, England. [E. 8012.] Presented by J. Eofe. Theca 
ground horizontally from above, as well as vertically at right angles 
to left anterior interradius. 
Codaster trilobatus McCoy : E. Etheridge fil. & P. H. Carpenter, 1886, 
Cat. Blastoidea Brit. Mus. pp. 16,22, 23, 24, 268, pi. xiii, ff. 1, 2, 3 : 
said to be drawn from one “ very perfect specimen,” but really from 
these two slightly imperfect thecas. Codaster trilobatus , McCoy : 
E. A. Bather, 1899, in E. Eay Lankester’s Zoology, Cap. Blastoidea, 
ff. v, 4, 5. Lower Carboniferous, Carboniferous Limestone : Settle, 
Yorkshire, England. [E. 8013.] Presented by J. Eofe. 
Codaster trilobatus , McCoy : E. A. Bather, 1899, in E. Eay Lankester’s 
Zoology, Cap. Blastoidea, f. v, 2. Lower Carboniferous, Carboniferous 
Limestone : Settle, Yorkshire, England. [E. 8023.] Presented by 
J. Eofe. Ground section, horizontal. 
Codaster trilobatus , McCoy : E. A. Bather, 1899, in E. Eay Lankester’s 
Zoology, Cap. Blastoidea, f. vi. Lower Carboniferous, Carboniferous 
Limestone : Settle, Yorkshire, England. [E. 8027.] Presented by 
J. Eofe. Two thecas, forming basis of above-quoted figure. 
-. Lower Carboniferous, Carboniferous Limestone: Settle, York¬ 
shire, England. 
[75908.] Presented by J. Eofe. Ten thecas. 
[E. 836.] Six thecas. 
[E. 838.] Sixteen ground and polished specimens. 
[E. 1052.] Presented by J. Eofe. Microscope section, vertical, 
showing hydrospires. 
[E. 8014.] A theca ground vertically across right anterior and 
anterior radii. 
[E. 8015.] Weathered theca. 
[E. 8016.] Tegmen ground from below, with hydrospires in 
posterior interradius. 
[E. 8017.] Three thecas. 
