Species
Stichocystis geometrica (Angelin, 1878)
Synonymy list
1878     Caryocystis geometrica — Angelin , fig. XII 22-24
1896     Heliocystis (Heliocrinum) geometrica Angelin — Haeckel , pp. 58
1899     Stichocystis geometrica (Ang.) — Jaekel , pp. 327, fig. IX 6
1945     Stichocystis geometrica (Angelin, 1878) — Regnéll , pp. 107, fig. 4:3-4
1981     Stichocystis geometrica (Angelin, 1878) — Bockelie , pp. 52, fig. 1-8
Selection of related publications
Bockelie, J. F. 1981. A re-evaluation of the Ordovician cystoid Stichocystis Jaekel and the taxonomic implications.  GFF   103,   1,   51-59. DOI:10.1080/11035898109455204
Jaekel, O. 1899. Stammesgesihichte der Pelmatozoen. Erster Band. Thecoidea und Cystoidea. pp. 1-441.  Verlag von Julius Springer. 
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Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Echinodermata | 
| Subphylum | Blastozoa | 
| Class | Rhombifera | 
| Superfamily | Polycosmitida | 
| Family | Stichocystidae | 
| Genus | Stichocystis | 
| Species | alutacea | 
| geometrica | 
References based on distribution
- Jaekel, 1899
- Bockelie, 1981a Amtjärn Quarry Sandbian
- Bockelie, 1981a Kullsberg Quarry Sandbian