| Obituary - written by Krystyna Pozaryska Biographical note - written by M. Gonera & P. Miśkiewicz Graptolite and pterobranch taxa erected by R. Kozlowski Selected taxa named in honour of R. Kozlowski |
| 1889 - 1977 |
| _____________________________________________________________________________________ Graptolite Net is edited and periodically updated by Piotr Mierzejewski, the Count of Calmont & Countess Maja A. Korwin-Kossakowska since 2002 |
| Graptolite Net | Graptolites & Graptoliters | Relationships among graptolites | Crustoidea | Rhabdopleuroidea | Cephalodiscoidea | Tuboidea | Camaroidea |
| Portal of Graptolites and Pterobranchs sponsored by Artistic Embroidery M.M. plus M. |
| updated August 8, 2005 |
