| Citation | An, J. and X. Li., 2005 First record of the family Spengeliidae (Hemichordata: Enteropneusta) from Chinese waters, with description of a new species. Journal of Natural History 39(22):1995-2004. | 
| Ref. | 1629 An, J. and X. Li., 2005 | 
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| Named Used as Valid | Glandiceps qingdaoensis | 
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