Subspecies

Stricklandia lens progressa Williams, 1951

Synonymy list

1839 Atrypa lens — J. de C. Sowerby , pp. 637 pars, fig. pl. 21: 3, upper

1867 Striclandia lens (J. de C. Sowerby) — Davidson , pp. 161 pars, fig. pl. 19: 14-16, 18, ?21, non 12, 17, 19-20, 22-23

1938 Striclandia lens (J. de C. Sowerby) — St. Joseph , pp. 323 pars, fig. pl. 6: 13

1951 Striclandia lens progressa (J. de C. Sowerby) — Williams , pp. 102, fig. pl. 5: 1-3

1970 Striclandia lens forma b — Rubel , pp. 14, fig. pl. 5: 1-5, 7

1977 Striclandia lens progressa Williams, 1951 — Rubel , pp. 208-209, fig. pl. 1: 2; pl. 2; pl. 5: 12-15; pl. 6: 2; text-fig

2002 Striclandia lens progressa (J. de C. Sowerby) — Boucot et al , pp. 998, fig. fig 674, 1f,g

Selection of related publications

Rubel, M. 1977. Evolution of the genus Stricklandia (Pentamerida, Brach.) in the Llandovery of Estonia. Facies and fauna of the Baltic Silurian, pp. 193-212. ENSV TA Geoloogia Instituut.

Classification

Organism group	Biota
Kingdom	Animalia
Phylum	Brachiopoda
Subphylum	Rhynchonelliformea
Class	Rhynchonellata
Order	Pentamerida
Suborder	Pentameridina
Superfamily	Stricklandioidea
Family	Stricklandiidae
Subfamily	Stricklandiinae
Genus	Stricklandia
Species	lens
Subspecies	intermedia
	lens
	prima
	progressa
	ultima

References based on distribution

Rubel, 1977b Varbla 502 borehole 187.85 - 227.6
Rubel, 1977b Pärnu 1 borehole 189.7 - 190
Rubel, 1977b Ikla borehole 335.9 - 335.9