PT  - JOURNAL ARTICLE
AU  - Charles Rollin Keyes
TI  - The Carboniferous Echinodermata of the Mississippi Basin
AID  - 10.2475/ajs.s3-38.225.186
DP  - 1889 Sep 01
TA  - American Journal of Science
PG  - 186--193
VI  - s3-38
IP  - 225
4099  - http://www.ajsonline.org/content/s3-38/225/186.short
4100  - http://www.ajsonline.org/content/s3-38/225/186.full
SO  - Am J Sci1889 Sep 01; s3-38