Turrithelloidea zlotniki (Kaim, 2004)


Sugerowana cytacja: Gryz, P. 2020. Turrithelloidea zlotniki (Kaim, 2004) . Ikonoteka (http://ikonoteka.paleo.pan.pl/xwiki/bin/view/Species/Turrithelloidea+zlotniki)

Diagnoza

Teleoconch long, multispiral, 2.95 times as high as broad. Whorls rounded. Protoconch hyperstrophic, coaxial, smooth. First teleoconch whorl with six spiral ribs. Spiral ribs on early whorls crossedby weaker axial ribs. Axial ribs becoming increasingly weaker on the later whorls and spiral ribs becoming broader until both spiral and axial ribs disappearing.

Porównanie

Similar to T. dockeryi Bandel, 1995 which is known exclusively from juvenile shells and differs in having a smaller number of spiral ribs on the first whorl of the teleoconch.

Autekologia


Występowanie geograficzne

Only in type locality.

Zasięg czasowy

Sample E3, Saynoceras verrucosum Zone, Late Valanginian (Early Cretaceous).

Materiały muzealne

ZPAL: six shell

Literatura

Kaim, A. 2004. The evolution of conch ontogeny in Mesozoic open sea gastropods. Palaeontologia Polonica 62, 3–183.

Gründel  2005. On the content and taxonomic position of the genus Turritelloidea WALTHER, 1951 (Gastropoda, Heterostropha). Neues Jahrbuch fur Geologie und Palaontologie Monatshefte 2005(6), 321‒331

Specyfikacja

Królestwo
ANIMALIA 

Typ
MOLLUSCA

Podtyp
CONCHIFERA

Gromada
GASTROPODA

Podgromada
PROSOBRANCHIA

Rząd
Heterostropha

Rodzina
Gordenellidae

Rodzaj
Turritelloidea

Gatunek
Turrithelloidea zlotniki

Synonimy
Turrithilda zlotniki

Populacja typowa gatunku

Holotyp

ZPAL Ga.9/234.

Locus typicus

Wąwał near Tomaszów Mazowiecki, Poland

Stratum typicum

Sample E3, Saynoceras verrucosum Zone, Late Valanginian (Early Cretaceous).


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Created by Piotr Gryz on 2020/07/03 13:42

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