• Barnes, R.S.K. (2001) "The Lophophorates" in The invertebrates: a synthesis (3 ^rd ed.), Wiley-Blackwell, pp. 138–140 ISBN : 0632047615 . / * Doherty, P.J. (2001) "The Lophophorates" in Anderson, D.T. , ed. Invertebrate Zoology (2 ^nd ed.), Oxford University Press, pp. 363–373 ISBN : 0195513681 .
• Ruppert, E.E., Fox, R.S., and Barnes, R.D. (2004) "Lophoporata" in Invertebrate Zoology (7 ^th ed.), Brooks / Cole, pp. 829–845 ISBN : 0030259827 .

To be used with en:Template:Annotated image - for example

{{Annotated image | align=right | caption=A generalized autozooid<ref name="RuppertFoxBarnesBryozoa" /> 
| image=Ectoproct generalized 01.png
| width=280 | height=400 | image-width=156 | image-left=52
|annotations=
{{Annotation|30|108|[[Pharynx]]}}
{{Annotation|30|128|Invert}}
{{Annotation|15|160|Retractor<br />muscle}}
{{Annotation|30|205|[[Ovary]]}}
{{Annotation|15|243|Protective<br />covering}}
{{Annotation|200|20|Lophophore's<br />tentacles}}
{{Annotation|180|98|[[Ganglion]]}}
{{Annotation|180|118|[[Anus]]}}
{{Annotation|195|188|[[Coelom]]<br />(body cavity)}}
{{Annotation|195|228|Stomach }}
{{Annotation|195|262|[[Testis]] }}
{{Annotation|195|280|Funiculus }}
{{Annotation|15|330|<span style{{=}}"border: solid 1px silver; yellow">   </span> {{=}} [[Digestive tract]]}} 
{{Annotation|160|330|<span style{{=}}"border: solid 1px silver; green">   </span> {{=}} [[Gonad]]s}} 
{{Annotation|15|370|<span style{{=}}"border: solid 1px silver; #a500a5">   </span> {{=}} Retractor muscle}} 
{{Annotation|160|370|<span style{{=}}"border: solid 1px silver; #808000">   </span> {{=}} Outer covering}} 
}}