Species
Phaulactis cyathophylloides Ryder, 1926
Synonymy list
1861     Cyathophyllum articulatum Wahlenberg — Eichwald , pp. 138
1861     Spirorbis siluricus Eichw. — Eichwald , pp. 191
1926     Phaulactis cyathophylloides. sp. n. — Ryder , pp. 392, fig. 11:1-6; 12:1
1952     Phaulactis cyathophylloides Ryder — Bulvanker , pp. 27
1961     Phaulactis cyathophylloides — Minato , fig. VII 10-20
1968     Phaulactis cyathophylloides  dzwinogradensis Syt. subsp. nov. — Sytova , pp. 70
1973     Phaulactis cyathophylloides Ryder, 1926 — Fedorowski et Gorianov , pp. 16, fig. 3:3a-b
1981     Phaulactis cyathophylloides — Hill , pp. F252, fig. 159:3a
2005     Phaulactis cyathophylloides — Jeppsson et al. , pp. 25
Selection of related publications
Jeppsson, L., Calner, M., Eriksson, M. 2005. Locality descriptions.  Sveriges Geologiska Undersökning, Rapporter och Meddelanden   121,      22-47.
Fedorowski, J., Gorianov, V. B. 1973. Redescription of teracorals described by E. Eichwald in "Palaeontology of Russia".  Acta Palaeontologica Polonica   18,   1,   3-70.
Ivanovskiy, A. B. 1963. Rugozy ordovika i silura Sibirskoj platformy. pp. 1-158.  Izdaterl'stvo Akademii Nauk SSSR. 
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Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Cnidaria | 
| Subphylum | Anthozoa | 
| Subclass | Rugosa | 
| Order | Stauriida | 
| Suborder | Lycophyllina | 
| Family | Lykophyllidae | 
| Genus | Phaulactis | 
| Species | angelini | 
| angusta | |
| clarkei | |
| cyathophylloides | |
| gracile | |
| högklinti | |
| irregularis | |
| tabulatum | |
| trochiformis | |
| variabilis | 
References based on distribution
- Fedorowski & Gorianov, 1973 Loode oak wood Kuressaare Stage
- Ivanovskiy, 1963 Gotland Wenlock
- Kaljo, 1970a (ed) Paadla Stage
- Jeppsson et al., 2005b Lusklint, Gotland