Gastropoda Architectonicidae Granosolarium Granosolarium millegranum (Lamarck, 1822)

Class Gastropoda

Family Architectonicidae Gray, 1850

Genus Granosolarium Sacco, 1892

species Granosolarium millegranum (Lamarck, 1822)

Granosolarium millegranum (Lamarck,1822) (Mollusca – Gastropoda – Architectonicidae) is a common species, more frequent in littoral sediments. Pliocene.

Granosolarium millegranum (Lamarck,1822) (Mollusca - Gastropoda - Architectonicidae). Orciano Pisano. Pliocene
Granosolarium millegranum (Lamarck,1822) (Mollusca – Gastropoda – Architectonicidae). Orciano Pisano. Pliocene

Granosolarium millegranum (Lamarck,1822) (Mollusca – Gastropoda – Architectonicidae) è una specie piuttosto comune, più frequente in sedimenti littorali, generalmente argille. Pliocene.

Original description / Descrizione originale

Solarium millegranum

Testa orbiculato-convexa, ad perphaeriam compressa, angulato-carinata, scabra; striis sulcisque transversis granulosis; inferna facie convexa; umbilico patulo, crenato.

from page 6 of Lamarck J.-B., (1822).  Histoire naturelle des animaux sans vertèbres … précédée d’une introduction offrant la détermination des caractères essentiels de l’animal, sa distinction du végétal et des autres corps naturels, enfin, l’exposition des principes fondamentaux de la zoologie. vol. VII.

Granosolarium millegranum (Lamarck, 1822) (Mollusca - Gastropoda - Architectonicidae). Senese Basin, Guistrigona. Pliocene. Basal view.
Granosolarium millegranum (Lamarck, 1822) (Mollusca – Gastropoda – Architectonicidae). Senese Basin, Guistrigona. Pliocene. Basal view.
Distribution

Miocene: Holland, Winterswijk – Miste formation (Langhian); Zborow (Romania), Vienna Basin, Stazzano, Sant’Agata (Piedmont), Montebaranzone, Montegggio, Vigoleno (Emilia Romagna); Reggio Calabria, Palermo (Tortonian). Tetti Borelli (Piedmont) (Messinian). Pliocene, Spain and Italy. (Chirli, 2013)

Granosolarium millegranum (Lamarck, 1822) (Mollusca - Gastropoda - Architectonicidae). Senese Basin, Guistrigona. Pliocene. Apical view.
Granosolarium millegranum (Lamarck, 1822) (Mollusca – Gastropoda – Architectonicidae). Senese Basin, Guistrigona. Pliocene. Apical view.
Bibliographic references and some more common synonyms

1814 Trochus canaliculatus Brocchi, p. 359

1822 Solarium millegranum Lamarck, p. 6.

2002 Architectonica (Granosolarium) millegranum – Bogi et al., p. 35, figs 21, 22.

2013 Granosolarium millegranum – Chirli, p. 12, pl. 4, figs 4-9.

Granosolarium millegranum (Lamarck, 1822) (Mollusca - Gastropoda - Architectonicidae). Senese Basin, Guistrigona. Pliocene. Lateral view.
Granosolarium millegranum (Lamarck, 1822) (Mollusca – Gastropoda – Architectonicidae). Senese Basin, Guistrigona. Pliocene. Lateral view.
References

Bogi C., Cauli L., Pagli A. & Pagli F. (2002). Le Architectonicidae Gray I.E., 1840 del PlioceneToscano. Bollettino Malacologico, 38(1-4): 31 -40.

Chirli C. (2013). Malacofauna Pliocenica Toscana. Vol. 9. Gastropoda fine. Scaphopoda. Carlo Chirli Ed., Tipografia Vanzi srl, Colle di Val di Val d’Elsa, pp. 164, pls 24.

Lamarck J.-B., (1822).  Histoire naturelle des animaux sans vertèbres … précédée d’une introduction offrant la détermination des caractères essentiels de l’animal, sa distinction du végétal et des autres corps naturels, enfin, l’exposition des principes fondamentaux de la zoologie. vol. VII.

We thank our friend Massimo Cresti for the execution and use of the photos.

Ringraziamo per l’esecuzione e l’uso delle foto, l’amico Massimo Cresti.

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