''Helix thessalica'' is a species of large, air-breathing land

snail A snail is, in loose terms, a shelled gastropod. The name is most often applied to land snails, terrestrial pulmonate gastropod molluscs. However, the common name ''snail'' is also used for most of the members of the molluscan class Gastro ...

native to Europe. It is externally similar to ''

Helix pomatia ''Helix pomatia'', common names the Roman snail, Burgundy snail, or escargot, is a species of large, edible, air-breathing land snail, a pulmonate gastropod terrestrial mollusc in the family Helicidae.MolluscaBase eds. (2021). MolluscaBase. ...

'', but has a dark grey penis and vagina. The species has been long considered

synonymous A synonym is a word, morpheme, or phrase that means exactly or nearly the same as another word, morpheme, or phrase in a given language. For example, in the English language, the words ''begin'', ''start'', ''commence'', and ''initiate'' are all ...

with ''H. pomatia''.

Distribution

The type locality lies in

Thessaly Thessaly ( el, Θεσσαλία, translit=Thessalía, ; ancient Thessalian: , ) is a traditional geographic and modern administrative region of Greece, comprising most of the ancient region of the same name. Before the Greek Dark Ages, Thes ...

Greece Greece,, or , romanized: ', officially the Hellenic Republic, is a country in Southeast Europe. It is situated on the southern tip of the Balkans, and is located at the crossroads of Europe, Asia, and Africa. Greece shares land borders with ...

, where are the southernmost occurrences in Ossa and

Pelion Pelion or Pelium (Modern el, Πήλιο, ''Pílio''; Ancient Greek/Katharevousa: Πήλιον, ''Pēlion'') is a mountain at the southeastern part of Thessaly in northern Greece, forming a hook-like peninsula between the Pagasetic Gulf and the ...

. The species is the distributed in northern Greece,

North Macedonia North Macedonia, ; sq, Maqedonia e Veriut, (Macedonia before February 2019), officially the Republic of North Macedonia,, is a country in Southeast Europe. It gained independence in 1991 as one of the successor states of Socialist Feder ...

Bulgaria Bulgaria (; bg, България, Bǎlgariya), officially the Republic of Bulgaria,, ) is a country in Southeast Europe. It is situated on the eastern flank of the Balkans, and is bordered by Romania to the north, Serbia and North Macedon ...

Montenegro ) , image_map = Europe-Montenegro.svg , map_caption = , image_map2 = , capital = Podgorica , coordinates = , largest_city = capital , official_languages = M ...

Kosovo Kosovo ( sq, Kosova or ; sr-Cyrl, Косово ), officially the Republic of Kosovo ( sq, Republika e Kosovës, links=no; sr, Република Косово, Republika Kosovo, links=no), is a partially recognised state in Southeast Euro ...

, southern and central

Serbia Serbia (, ; Serbian language, Serbian: , , ), officially the Republic of Serbia (Serbian language, Serbian: , , ), is a landlocked country in Southeast Europe, Southeastern and Central Europe, situated at the crossroads of the Pannonian Bas ...

and in the

Romania Romania ( ; ro, România ) is a country located at the crossroads of Central Europe, Central, Eastern Europe, Eastern, and Southeast Europe, Southeastern Europe. It borders Bulgaria to the south, Ukraine to the north, Hungary to the west, S ...

Carpathians The Carpathian Mountains or Carpathians () are a range of mountains forming an arc across Central Europe. Roughly long, it is the third-longest European mountain range after the Ural Mountains, Urals at and the Scandinavian Mountains at . The ...

. A small part of the

distribution range Species distribution —or species dispersion — is the manner in which a biological taxon is spatially arranged. The geographic limits of a particular taxon's distribution is its range, often represented as shaded areas on a map. Patterns of ...

lies in the

Western Carpathians The Western Carpathians are a mountain range and geomorphological province that forms the western part of the Carpathian Mountains. The mountain belt stretches from the Low Beskids range of the Eastern Carpathians along the border of Poland wi ...

(central

Slovakia Slovakia (; sk, Slovensko ), officially the Slovak Republic ( sk, Slovenská republika, links=no ), is a landlocked country in Central Europe. It is bordered by Poland to the north, Ukraine to the east, Hungary to the south, Austria to the s ...

Bükk The Bükk Mountains () are a section of the North Hungarian Mountains of the Inner Western Carpathians. Much of the area is included in the Bükk National Park. Geography Although Kékes, the highest point in Hungary, is not here but in the n ...

Hungary Hungary ( hu, Magyarország ) is a landlocked country in Central Europe. Spanning of the Carpathian Basin, it is bordered by Slovakia to the north, Ukraine to the northeast, Romania to the east and southeast, Serbia to the south, Croatia a ...

), in

Czechia The Czech Republic, or simply Czechia, is a landlocked country in Central Europe. Historically known as Bohemia, it is bordered by Austria to the south, Germany to the west, Poland to the northeast, and Slovakia to the southeast. The Cz ...

it lives a restricted area in the valleys of

Jihlava Jihlava (; german: Iglau) is a city in the Czech Republic. It has about 50,000 inhabitants. Jihlava is the capital of the Vysočina Region, situated on the Jihlava River on the historical border between Moravia and Bohemia. Historically, Jihlava i ...

and

Oslava The Oslava is a river in the Czech Republic, a left tributary of the Jihlava River. It originates in the Bohemian-Moravian Highlands at an elevation of 567 m and flows to Ivančice, where it enters the Jihlava River. It is 99.2 km long, and ...

. East of the Carpathians, ''H. thessalica'' lives in

Moldova Moldova ( , ; ), officially the Republic of Moldova ( ro, Republica Moldova), is a Landlocked country, landlocked country in Eastern Europe. It is bordered by Romania to the west and Ukraine to the north, east, and south. The List of states ...

Ukraine Ukraine ( uk, Україна, Ukraïna, ) is a country in Eastern Europe. It is the second-largest European country after Russia, which it borders to the east and northeast. Ukraine covers approximately . Prior to the ongoing Russian inv ...

(scattered from the

Podolian Upland The Podolian Upland (Podolian Plateau) or Podillia Upland ( uk, подільська височина, ''podilska vysochyna'') is a Upland (geology), highland area in southwestern Ukraine, on the left (northeast) bank of the Dniester, Dniester Ri ...

up to

Kharkiv Kharkiv ( uk, wikt:Харків, Ха́рків, ), also known as Kharkov (russian: Харькoв, ), is the second-largest List of cities in Ukraine, city and List of hromadas of Ukraine, municipality in Ukraine.Belgorod oblast Belgorod Oblast (russian: Белгоро́дская о́бласть, ''Belgorodskaya oblast'') is a federal subject of Russia (an oblast). Its administrative center is the city of Belgorod. Population: History At the turn of the 17th cent ...

near

Valuyki Valuyki (russian: Валуйки) is the name of several inhabited localities in Russia. Urban localities *Valuyki, Belgorod Oblast, a town in Belgorod Oblast Rural localities * Valuyki, Moscow Oblast, a village in Teryayevskoye Rural Settlement ...

, possibly introduced population is known from

Ulyanovsk Ulyanovsk, known until 1924 as Simbirsk, is a city and the administrative center of Ulyanovsk Oblast, Russia, located on the Volga River east of Moscow. Population: The city, founded as Simbirsk (), was the birthplace of Vladimir Lenin (born ...

References

* Bank, R. A.; Neubert, E. (2017). Checklist of the land and freshwater Gastropoda of Europe. Last update: July 16, 2017

External links

Boettger, O. (1886). Aufzählung der in Thessalien gesammelten Schnecken und Muscheln II. Jahrbücher der Deutschen Malakozoologischen Gesellschaft. 13: 50-73, pl. 2.
{{Taxonbar, from=Q81851905 thessalica Gastropods described in 1886