130 Trans. Acad. Sct. of St. Louis 
CRIBROBLASTUS 
Cribroblastus cornutus (MEEK and WorTHEN), HAMBACH. 
1903, Transactions, St. Louis Academy of Science, vol. 13, p. 40. 
Cribroblastus curtus (SHUMARD), HAMBACH. 
1903, Transactions, St. Louis Academy of Science, vol. 13, p. 40. 
Cribroblastus granulosus (MEEK and WorTHEN), HAMBACH. 
1903, Transactions, St. Louis Academy of Science, vol. 13, p. 40, 
pl. 5, fig. 12. 
Cribroblastus incisus HAMBACH. 
1903, Transactions, St. Louis Academy of Science, vol. 13, p. 57, 
oy ne 2: 
Lower Burlington limestone; Burlington, Iowa. 
Cribroblastus kirkwoodensis (SHuMARD), HAMBACH. 
1903, Transactions, St. Louis Academy of Science, vol. 13, p. 40. 
Cribroblastus lotoblastus (Wire), HamBaAcn. 
1903, Transactions, St. Louis Academy of Science, vol. 13, p. 40. 
Cribroblastus melo (OWEN and SHUMARD), HAMBACH. 
1903, Transactions, St. Louis Academy of Science, vol. 13, p. 40. 
Cribroblastus melonoides (MEEK and WorTHEN), HAMBACH. 
1903, Transactions, St. Louis Academy of Science, vol. 13, p. 41. 
Cribroblastus neglectus (MEEK and WorTHEN), HAMBACH. 
1903, Transactions, St. Louis Academy of Science, vol. 13, p. 41, 
pl. 5, fig. 11. 
Cribroblastus pisum (MEEK and WorTHEN), HAMBACH. 
1903, Transactions, St. Louis Academy of Science, vol. 13, p. 41, 
pl. 5, fis. 13. 
Cribroblastus potteri (HamBacn), HAMBACH 
1903, Transactions, St. Louis Academy of So teaoe, vol, 13, p. 41, 
pl. 5, fig. 15. 
Cribroblastus projectus (MEEK and WorTHEN), HAMBACH. 
1903, Transactions, St. Louis Academy of Science, vol. 13, p. 41. 
Cribroblastus roemeri (SHUMARD), HAMBACH. 
1903, a St. Louis Academy of Science, vol. 13, p. 41, 
pl. 5, fi 
ae sampsoni (Hampacu), HamBa 
1903, Transactions, St. Louis Academy of saree vol. 13, p. 41, 
pl. 5, fig. 9. 
