TY - JOUR A1 - Clark, A. H. JO - Smithsonian Miscellaneous Collection N1 - Quarterly Issue IS - 29 SP - 343 EP - 364 C1 - 50(29): 343-364 TI - New genera of recent free crinoids. UR - https://www.biodiversitylibrary.org/page/30049299 VL - 50 PY - 1907 Y2 - 2024-03-29 ER -