Clinoceras cf. dens (MASCKE, 1876) Llanvirnian , erratic boulders of Baltic origin, Poland

1. Apertural part of a mature living chamber in lateral (a) and ventral ( ?) (b) views, ZPAL N/698 ; boulder E-2 15, Ecfoliaceus Zone, Lasnarnagian, Mochty by Warsaw .

2. Partly cut phragmocone in lateral view, ZPAL N/699; erratic boulder, supposedly Lasnarnagian , Zgierz, Poland .

3. Juvenile specimen in lateral (a) and dorsal ( ?) (b) views and section through a phragmocone, ZPAL N/692 ; boulde rE-134, Uhakuan, Wiezyca , Poland .

4. Adult living chamber in lateral (a) and ventral (b) views, ZPAL N/695; boulder E-I 02, Uhakuan or Kukruean,Zgierz, Poland .

Clinoceras cf. dens MASCKE, 1876;

a Reconstruction of the adult shell, apertural outline from the specimen ZPAL N/698, boulder E-215. E. f oliaceus Zone Lasnamagian, Mochty;

b longitudinal section through a siphuncle, ZPALN/700, same boulder;

c longitudinal section through a siphuncle, ZPAL N/692, boulder E-134. Uhakuan, Wiezyca;

d section through a siphuncle, ZPAL N/699, erratic boulder, Lasnamagian , Zgierz;

e reconstructionof a phragmocone fragment, ZPAL N/691 ; probably Raniceps limestone, Middle Kundan, Haludden,Oland, Sweden.