36 
THE SPECIES OF BLASTOIDEA 
[Orophocrinus stelliformis, var. campanulatus, continued.] 
pi. xvi, f. 5. Lower Carboniferous, Lower Burlington Limestone : 
Burlington, Iowa, D.S.A. [E. 842 a.] C. Wachsmuth Coll. One 
theca. 
--. Lower Carboniferous, Lower Burlington Limestone : Burlington,. 
Iowa, TJ.S.A. [E. 842 &.] C. Wachsmuth Coll. One theca. 
Orophocrinus verus. Mitravera , G. Cumberland, 1826, Beliquise Con- 
servatse, p. 31, pi. B [not A, as in text], ff. 1,2. Pentatrematites inflata , 
G. B. Sowerby, 1828, Zool. Journ. iv, p. 90; and 1834, Zool. Joum. v, 
p. 457, Suppl.-pl. xxxiii, f. 2. Pentremites inflatus , “ Gilb.” : J. Phillips, 
1836, Geol. Yorksh. ii, p. 207, pi. iii, IT. 1, 2, 3. Orophocrinus inflaius 
(Sow.): B. Etheridge fil. & P. H. Carpenter, 1882, Ann. Mag. Hat. Hist. 
(5) ix, p. 252. Orophocrinus verus (Cumberland): B. Etheridge fil. 
& P. H. Carpenter, 1886, Cat. Blastoidea Brit. Mus. p. 290. 
Pentcitrematites inflata , G. B. Sowerby, 1828, Zool. Journ. iv, p. 90 ; and 
1834, Zool. Journ. Suppl.-pl. xxxiii, f. 2 (upper fig.). C. Pentre¬ 
mites inflatus, “ Gilb.”: J. Phillips, 1836, Geol. Yorksh. ii, p. 207, 
pi. iii, f. 3. Lower Carboniferous, Carboniferous Limestone : Cala¬ 
mine mines of Duke of Buccleugh, near Whitwell, in Bolland, Lanca¬ 
shire, England. [E. 8138.] ’ Gilbertson Coll. A theca. 
Pentatrematites inflata , G. B. Sowerby, 1834, Zool. Journ. v, p. 457, 
Suppl.-pl. xxxiii, f. 2 (lower fig.). Pentremites inflatus , “ Gilb.”: 
J. Phillips, 1836, Geol. Yorksh. ii, p. 207, pi. iii, f. 1. Orophocrinus 
verus (Cumberland) : B. Etheridge fil. & P. H. Carpenter, 1886, Cat. 
Blastoidea Brit. Mus, pp. 11, 97, 291, pi. xv, f. 3. Lower Car¬ 
boniferous, Carboniferous Limestone: Calamine mines of Duke 
of Buccleugh, near Whitwell, in Bolland, Lancashire, England. 
[E. 8139.] Gilbertson Coll. A theca. 
Pentremites inflatus (Sow.) : J. Bofe, 1865, Geol. Mag. (1) ii, p. 250, 
pi. viii, f. 9. Orophocrinus verus (Cumberland): B. Etheridge fil. & 
P. H. Carpenter, 1886, Cat. Blastoidea Brit. Mus. pp. 46, 290, 
pi. xvii, f. 13. Lower Carboniferous, Carboniferous Limestone: 
Clitheroe, Lancashire, England. [E. 849.] Presented by J. Bofe. 
A theca in two halves. 
Orophocrinus verus (Cumberland): B. Etheridge fil. & P. H. Carpenter, 
1886, Cat. Blastoidea Brit. Mus. pp. 47, 290, pi. xv, f. 4. Lower 
Carboniferous, Carboniferous Limestone : Preston, Lancashire, Eng¬ 
land. [E. 847.] Bean Coll. A theca. 
Orophocrinus verus (Cumberland): B. Etheridge fil. & P. H. Carpenter, 
1886, Cat. Blastoidea Brit. Mus. pp. 97, 290, pi. xii, f. 9. Lower 
Carboniferous, Carboniferous Limestone : Lancashire, England. 
[E. 848.] A theca ground down from above. 
Orophocrinus verus (Cumberland) : B. Etheridge fil. & P. H. Carpenter, 
1886, Cat. Blastoidea Brit. Mus. pp. 11, 97,286, 290, pi. xv, f. 1 : and 
[?] pi. xvi, f. 10. Lower Carboniferous, Carboniferous Limestone: 
Whitwell, Bolland, Lancashire, England. [E. 8078.] Presented by 
J. Bofe. A theca; if pi. xvi, f. 10 be, as the authors say, taken 
from this specimen, then the figure is much restored. 
