TY  - BOOK
AU  - Allman,George James
TI  - A monograph of the gymnoblastic or tubularian hydroids
PY  - 1871///-72
CY  - London
PB  - Published for the Ray society by R. Hardwicke
N1  - Part I: The hydroida in general; Part II: The Genera and species of the gymnoblastea
ER  -