Biometric Analysis of Fish Remains from Palaeolake Boltysh (Ukraine)

The results of the study of the meristic and morphometric characters of complete and fragmentary skeletons of Notogoneus gracilis (Gonorynchidae) and Boltyshia brevicauda (Umbridae) recovered from Paleocene–Eocene lacustrine deposits of the Boltysh impact structure are presented in the paper. Some o...

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Дата:2023
Автори: Dubikovska, A., Kovalchuk, O.
Формат: Стаття
Мова:English
Опубліковано: Publishing House "Akademperiodyka" of the National Academy of Sciences of Ukraine 2023
Онлайн доступ:https://ojs.akademperiodyka.org.ua/index.php/Zoodiversity/article/view/562
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Назва журналу:Journal Zoodiversity

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Journal Zoodiversity
id zoodiv-article-562
record_format ojs
spelling zoodiv-article-5622024-06-19T12:43:06Z Biometric Analysis of Fish Remains from Palaeolake Boltysh (Ukraine) Dubikovska, A. Kovalchuk, O. Notogoneus Boltyshia meristic traits metric traits squamation The results of the study of the meristic and morphometric characters of complete and fragmentary skeletons of Notogoneus gracilis (Gonorynchidae) and Boltyshia brevicauda (Umbridae) recovered from Paleocene–Eocene lacustrine deposits of the Boltysh impact structure are presented in the paper. Some of the specimens previously assigned to Thaumaturus avitus were reidentified as Boltyshia brevicauda. The meristic characters of the specimens considered are stable in both species and refer to those in the respective type series. A previously unknown caudal fin formula (I 6–6 I) is observed in several specimens of Boltyshia brevicauda. The latter species is characterised by more variable meristic characters compared to Notogoneus gracilis. Publishing House "Akademperiodyka" of the National Academy of Sciences of Ukraine 2023-11-30 Article Article application/pdf https://ojs.akademperiodyka.org.ua/index.php/Zoodiversity/article/view/562 10.15407/zoo2024.01.079 Zoodiversity; Vol. 58 No. 1 (2024): Zoodiversity Zoodiversity (Vestnik Zoologii); Том 58 № 1 (2024): Zoodiversity 2707-7268 2707-725X 10.15407/zoo2024.01 en https://ojs.akademperiodyka.org.ua/index.php/Zoodiversity/article/view/562/250 Copyright (c) 2023 Anastasiia Dubikovska, Oleksandr Kovalchuk
institution Journal Zoodiversity
baseUrl_str
datestamp_date 2024-06-19T12:43:06Z
collection OJS
language English
topic_facet Notogoneus
Boltyshia
meristic traits
metric traits
squamation
format Article
author Dubikovska, A.
Kovalchuk, O.
spellingShingle Dubikovska, A.
Kovalchuk, O.
Biometric Analysis of Fish Remains from Palaeolake Boltysh (Ukraine)
author_facet Dubikovska, A.
Kovalchuk, O.
author_sort Dubikovska, A.
title Biometric Analysis of Fish Remains from Palaeolake Boltysh (Ukraine)
title_short Biometric Analysis of Fish Remains from Palaeolake Boltysh (Ukraine)
title_full Biometric Analysis of Fish Remains from Palaeolake Boltysh (Ukraine)
title_fullStr Biometric Analysis of Fish Remains from Palaeolake Boltysh (Ukraine)
title_full_unstemmed Biometric Analysis of Fish Remains from Palaeolake Boltysh (Ukraine)
title_sort biometric analysis of fish remains from palaeolake boltysh (ukraine)
description The results of the study of the meristic and morphometric characters of complete and fragmentary skeletons of Notogoneus gracilis (Gonorynchidae) and Boltyshia brevicauda (Umbridae) recovered from Paleocene–Eocene lacustrine deposits of the Boltysh impact structure are presented in the paper. Some of the specimens previously assigned to Thaumaturus avitus were reidentified as Boltyshia brevicauda. The meristic characters of the specimens considered are stable in both species and refer to those in the respective type series. A previously unknown caudal fin formula (I 6–6 I) is observed in several specimens of Boltyshia brevicauda. The latter species is characterised by more variable meristic characters compared to Notogoneus gracilis.
publisher Publishing House "Akademperiodyka" of the National Academy of Sciences of Ukraine
publishDate 2023
url https://ojs.akademperiodyka.org.ua/index.php/Zoodiversity/article/view/562
work_keys_str_mv AT dubikovskaa biometricanalysisoffishremainsfrompalaeolakeboltyshukraine
AT kovalchuko biometricanalysisoffishremainsfrompalaeolakeboltyshukraine
first_indexed 2025-07-22T04:03:58Z
last_indexed 2025-07-22T04:03:58Z
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