Prophyllodictya khrevitsa Tolokonnikova & Fedorov 2023, n. sp. ...
Prophyllodictya khrevitsa n. sp. (Fig. 3, Table 1) Holotype. CNIGR museum № 13/13403; surroundings of Khrevitsa village, Khrevitsa Formation, Ordovician (Sandbian); Leningrad region, Russia. Additional material. CNIGR museum № 14/13403, 15/13403, 16/13403, 17/13403, 18/13403, 1...
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Zenodo
2023
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Online Access: | https://dx.doi.org/10.5281/zenodo.7923404 https://zenodo.org/record/7923404 |
Summary: | Prophyllodictya khrevitsa n. sp. (Fig. 3, Table 1) Holotype. CNIGR museum № 13/13403; surroundings of Khrevitsa village, Khrevitsa Formation, Ordovician (Sandbian); Leningrad region, Russia. Additional material. CNIGR museum № 14/13403, 15/13403, 16/13403, 17/13403, 18/13403, 19/13403; same details as for the holotype. Etymology. Named after the Khrevitsa Formation from which the specimens were collected. It is used as a name in apposition. Diagnosis. Colony reticulate with branches lens-shaped in transversal section. Mesotheca slightly sinuous. Rare diaphragms. Autozooecial apertures arranged in regular diagonal rows. Paurostyles in a single row between autozooecial apertures. Description. Colony bifoliate, reticulate. Branches lens-shaped in transversal section. Mesotheca slightly sinuous, lacking hyaline rods, 0.02 mm in thickness. Endozone is narrow. One or two diaphragms in autozooecial chambers. Autozooecia long, tubular, sharply bending near proximal end. Extrazooecial skeleton ... : Published as part of Tolokonnikova, Zoya A. & Fedorov, Petr V., 2023, Morphological features of Late Ordovician (Sandbian) bryozoans from the basin of Khrevitsa River (north-western Russia) and description of a new species of the genus Prophyllodictya Gorjunova, 1987, pp. 337-350 in Zootaxa 5284 (2) on pages 340-341, DOI: 10.11646/zootaxa.5284.2.6, http://zenodo.org/record/7923480 ... |
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