TY  - JOUR
A1  - Hartman, W.D.
JO  - Systematic Zoology
IS  - 3
SP  - 97
EP  - 110
C1  - 7 (3): 97-110
TI  - Re-examination of Bidder's classification of the Calcarea
UR  - https://ras.biodiversity.aq/aphia.php?p=sourcedetails&id=132675
VL  - 7
PY  - 1958
Y2  - 2026-06-10
ER  -