TY  - JOUR
A1  - Bolli, H. M.
A1  - Loeblich, A. R.
A1  - Tappan, H.
JO  - Bulletin United States National Museum
SP  - 3
EP  - 50
C1  - 215: 3-50
TI  - Planktonic foraminiferal families Hantkeninidae, Orbulinidae, Globorotaliidae and Globotruncanidae
UR  - http://www.biodiversitylibrary.org/part/70794#/summary
VL  - 215
PY  - 1957
Y2  - 2026-04-15
ER  -