Family

Dittoporidae Vinassa de Regny, 1921

Selection of related publications

Ernst, A. 2022. Bryozoan fauna from the Kunda Stage (Darriwilian, Middle Ordovician) of Estonia and NW Russia. Bulletin of Geosciences 97, 1, 33–68. DOI:10.3140/bull.geosci.1843

Koromyslova, A. V., Fedorov, P. V. 2021. The oldest bifoliate cystoporate and two other bryozoan taxa from the Dapingian (Middle Ordovician) of north-western Russia. Journal of Paleontology 95, 1, 24-39. DOI:10.1017/jpa.2020.73

Ernst, A., Nakrem, H. A. 2011. Stenolaemate bryozoans from the Mjøsa Formation (Late Ordovician, Katian) of Helgøya (Mjøsa), southern Norway. Norwegian Journal of Geology 91, 3, 163-180.

Koromyslova, A. V. 2011. Bryozoans of the Latorp and Volkhov horizons (Lower-Middle Ordovician) of the Leningrad Region. Paleontological Journal 45, 8, 887-980. DOI:10.1134/S0031030111080028

Koromyslova, A. V., Fedorov, P. V., Ershova, V. B. 2009. New records of bryozoans from the Lower Ordovician of the Leningrad Region and intercolonial variability in Esthoniopora lessnikowae (Modzalevskaya). Paleontological Journal 43, 2, 153-161. Pleiades Publishing Ltd. DOI:10.1134/S0031030109020051

Pushkin, V. I., Popov, L. E. 1999. Early Ordovician bryozoans from north-western Russia. Palaeontology 42, 1, 171-189. DOI:10.1111/1475-4983.00067

Gorjunova, R. V. 1996. Phylogeny of the Paleozoic bryozoans. Transactions of the Paleontological Institute (PIN) 267, 1-163. Nauka.

Gorjunova, R. V. 1992. Morphology and system of Paleozoic bryozoans. Transactions of the Paleontological Institute (PIN) 251, 1-152. Nauka.

Pushkin, V. I. 1987. Ordovikskie mšanki podotrâda Halloporina Belorussii i smežnyh rajonov Vostočno- Evropejskoj platformy. Ordovik Belorussii, pp. 145-232. Nauka i Tehnika.

Modzalevskaya, E. A. 1986. Bryozoa of the family Dittoporidae from Ordovician of Leningrad area. Ežegodnik Vsesoûznogo Paleontologičeskogo Obŝestva XXX, 74-91.

Gorjunova, R. V. 1985. Morfologiâ, sistema i filogeniâ mšanok (otrâd Rhabdomesida). Transactions of the Paleontological Institute (PIN) 208, 1-152. Nauka.

Astrova, G. G. 1978. Istoriâ razvitiâ, sistema i filogeniâ mšanok otrâda Trepostomata. Transactions of the Paleontological Institute (PIN) 169, 1-240. Nauka.

Pushkin, V. I. 1977. O sistematičeskom položenii i sostave roda Dittopora (Bryozoa). Transactions of the Museum of earth-study of Moscow University 97-113.

Rõõmusoks, A. 1970. Stratigraphy of the Viruan Series (Middle Ordovician) in Northern Estonia, I. pp. 1-346. Valgus.

Männil, R. M. 1959. Questions of stratigraphy and bryozoans of the Ordovician of Estonia. pp. 1-852. Institut Geologii Akademii Nauk Estonskoi SSR.

Modzalevskaya, E. A. 1953. Trepostomaty ordovika Pribaltiki i ih stratigraficheskoe znachenie. Trudy Vsesoûznogo Naučno-Issledovatel'skogo Geologo-Razvedočnogo Instituta (VNIGRI) 91-167. Gostoptehizdat.

Bassler, R. S. 1911. The Early Paleozoic Bryozoa of the Baltic Provinces. Bulletin of the US National Museum 77, 1-382.

Dybowski, W. 1877. Die Chaetetiden der ostbaltischen Silur-formation. pp. 1-134.

Eichwald, E. 1861. Paleontologiâ Rossii. Drevnij period. II. Fauna grauvakkovoj, gornoizvestkovoj i medistoslancevatoj formacij Rossii. pp. 1-521. R. Golike (former Ya. Ionsona).

List of species

1. Balticoporella glabra (Bassler, 1911) | Keila Stage→Oandu Stage

2. Dittopora annulata (Eichwald, 1860) | Latorp Superstage→Uhaku Stage

3. Dittopora clavaeformis Dybowski, 1877 | Latorp Superstage→Kunda Stage

4. Dittopora colliculata (Eichwald, 1856) | Oandu Stage→Rakvere Stage

5. Dittopora lamellata Pushkin, 1977 | Rakvere Stage

6. Dittopora ramosa Modzalevskaya, 1953 | Volkhov Stage

7. Dittopora sokolovi Modzalevskaya, 1953 | Kunda Stage→Aseri Stage

8. Hemiphragma batheri Bassler, 1911 | Katian

9. Hemiphragma convexa (Gorka, 1969) | Ordovician

10. Hemiphragma insolitum Koromyslova et Fedorov, 2020 | Dapingian→Darriwilian

11. Hemiphragma irrasum (Ulrich, 1886) | Kunda Stage→Idavere Substage

12. Hemiphragma ottawaense (Foord, 1883) | Kunda Stage

13. Hemiphragma panderi (Dybowski, 1877) | Kukruse Stage→Oandu Stage

14. Hemiphragma priscum Pushkin, 1999 | Billingen Stage

15. Hemiphragma pygmaeum Bassler, 1911 | Kukruse Stage

16. Hemiphragma rotundatum Bassler, 1911 | Volkhov Stage→Kukruse Stage

17. Hemiphragma subirrasum Männil et Pushkin, 1987 | Kunda Stage

18. Hemiphragma tenuimurale Ulrich, 1893 | Keila Stage→Rakvere Stage

19. Phragmoporella maculata (Bassler, 1911) | Keila Stage→Kukruse Stage

Classification

Organism group	Biota
Kingdom	Animalia
Phylum	Bryozoa
Class	Stenolaemata
Superorder	Palaeostomata
Order	Trepostomata
Suborder	Halloporina (suborder)
Family	Bimuroporidae
	Capillaporidae
	Dittoporidae
Genus	Balticoporella
	Dittopora
	Hemiphragma
	Phragmoporella
Family	Halloporidae
	Mesotrypidae
	Monticuliporidae
	Phragmoporidae
	Ralfimartitidae
	Trematoporidae