NEW DATA ON THE TAXONOMY AND LOCALIITES OF ORDOVICIAN TRILOBITES (TRILOBITA: PTYCHOPARIIDA: ILLAENIDAE, PANDERIDAE) OF LENINGRAD REGION

Authors

  • A. V. Krylov Joint-stock company “Polargeo”, Russian Federation, 199106 Saint-Petersburg, 24 Line of Vasilievski Island, 3-7/ 20, Liter B Автор

Keywords:

trilobites; Neoillaenus gen. nov.; Panderia; Stenopareia; Dysplanus; new genus; new species; new subspecies; Ordovician; Keila Regional stage; Katian stage

Abstract

In this article twelve localities of trilobites of Keila Regional Stage (Katian Stage) are described. In the result of taxonomic and phylogenetic study one new genus Neoillaenus gen. nov., three new species: Panderia balashovae sp. nov., P. koshkarovi sp. nov., Stenopareia kossovae sp. nov. and one subspecies Dysplanus acutigenia putilovoensis subgen. nov. of Ordovician trilobites of Leningrad region were found. The diagnosis and lectotype of Stenopareia ava (Holm, 1886) was specified. On the Sumka river near Volpi village a new bioherm was found.

Fig. 80. Tab. 4. Ref.: 19 titles.

Published

2018-09-01

Issue

Section

БИОЛОГИЧЕСКИЕ НАУКИ Общая биология