Derek E. G. Briggs (1978). “The morphology, mode of life, and affinities of Canadaspis perfecta (Crustacea: Phyllocarida), Middle Cambrian, Burgess Shale, British Columbia”. 《Philosophical Transactions of the Royal Society B: Biological Sciences》 281 (984): 439–487. Bibcode:1978RSPTB.281..439B. doi:10.1098/rstb.1978.0005. JSTOR2418038.
harvard.edu
adsabs.harvard.edu
Derek E. G. Briggs (1978). “The morphology, mode of life, and affinities of Canadaspis perfecta (Crustacea: Phyllocarida), Middle Cambrian, Burgess Shale, British Columbia”. 《Philosophical Transactions of the Royal Society B: Biological Sciences》 281 (984): 439–487. Bibcode:1978RSPTB.281..439B. doi:10.1098/rstb.1978.0005. JSTOR2418038.
helsinki.fi
Mikko Haaramo (2008년 3월 11일). “†Proschizoramia”. 《Mikko's Phylogeny Archive》. 2010년 2월 10일에 확인함.
jstor.org
Derek E. G. Briggs (1978). “The morphology, mode of life, and affinities of Canadaspis perfecta (Crustacea: Phyllocarida), Middle Cambrian, Burgess Shale, British Columbia”. 《Philosophical Transactions of the Royal Society B: Biological Sciences》 281 (984): 439–487. Bibcode:1978RSPTB.281..439B. doi:10.1098/rstb.1978.0005. JSTOR2418038.