| Citation | Cameron, C.B. and M. Perez, 2012 Spengelidae (Hemichordata: Enteropneusta) from the Eastern Pacific including a new species, Schizocardium californicum, from California. Zootaxa 3569:79-88. | 
| Ref. | 93278 Cameron, C.B. and M. Perez, 2012 | 
| Page | 86 | 
| Named Used as Valid | Glandiceps hacksi | 
| Locality | |
| Distribution | South of Japan. |