Bartolomaeus, T. Ultrastructure and formation of the body cavity lining in Phoronis muelleri (Phoronida, Lophophorata). Zoomorphology. February 2001, 120 (3): 135–148. S2CID 23516505. doi:10.1007/s004350000030.
Emig, Christian C. Phylum: Phoronida(PDF). Bernhard Grzimek; Devra G. Kleiman; Michael Hutchins (编). Grzimek's Animal Life Encyclopedia. 2: Protostomes 2. Thomson Gale. 2003: 491–495 [2011-03-01]. ISBN 978-0-7876-5362-0. (原始内容(PDF)存档于2010-03-27).
Bartolomaeus, T. Ultrastructure and formation of the body cavity lining in Phoronis muelleri (Phoronida, Lophophorata). Zoomorphology. February 2001, 120 (3): 135–148. S2CID 23516505. doi:10.1007/s004350000030.
Emig, Christian C. Phylum: Phoronida(PDF). Bernhard Grzimek; Devra G. Kleiman; Michael Hutchins (编). Grzimek's Animal Life Encyclopedia. 2: Protostomes 2. Thomson Gale. 2003: 491–495 [2011-03-01]. ISBN 978-0-7876-5362-0. (原始内容(PDF)存档于2010-03-27).