A medieval depiction of the Ecumene ( 1482, Johannes Schnitzer, engraver ), constructed after the coordinates in Ptolemy's Geography ( Ptolemy ) | Geography and using his second map projection.

Ptolemy's 2nd century Geography places the Dumnonii to the west of the Durotriges.

As well as Isca Dumnoniorum, Ptolemy's 2nd century Geography names three other towns:

Indeed, prior to the reintroduction of Ptolemy's Geography to Europe around 1400, there was no single convention in the West.

Ptolemy's Geography: An Annotated Translation of the Theoretical Chapters.

* Ptolemy's Geography at LacusCurtius ( English translation, incomplete )

Greek texts such as the Periplus of the Erythraean Sea and Ptolemy's Geography list a string of market places ( emporia ) along the coast.

* The earliest atlas ( Ptolemy's Geography ) is made ( approximate date ).

They had found the " Flat Mountain " of Ptolemy's Geography.

identified with the Bulensii in certain Latin versions of Ptolemy's Geography, shown as occupying the territory along the northwest coast of Black Sea east of Axiacus River ( Southern Bug ).

Ptolemy's other main work is his Geography.

A medieval depiction of the Ecumene ( 1482, Johannes Schnitzer, engraver ), constructed after the coordinates in Ptolemy's Geography ( Ptolemy ) | Geography and using his second map projection

Ptolemy's Geography ( 2. 10 ) also mentions the mountain as the source of the Danube.

Some scholars have proposed that the Wusun may have been identical with the people described by Herodotus ( IV. 16-25 ) and in Ptolemy's Geography as Issedones.

Servetus also published the first French edition of Ptolemy's Geography.

The kingdom is named after the Dumnonii, a British Celtic tribe living in the southwest when the Romans arrived in Britain, according to Ptolemy's Geography.

As early as 150 AD, the Arun was recorded as the Trisantonis in Ptolemy's Geography, with later records substantiating the connection.

In antiquity they were known as the Pityusa islands, listed in Claudius Ptolemy's Geography, under the names Ophiusis and Ebyssus, which had a town of the same name.

Nakhchivan was also mentioned in Ptolemy's Geography and by other classical writers as Naxuana.

Human occupation on Berlenga Grande ( the only habitable island ) dates back to antiquity: the islands are referred to in Ptolemy's Geography as Λονδοβρίς ( Londobris ).

In Ptolemy's 2nd century work Geography it is listed as the river Deva.

In Ptolemy's Geography, the city is referred to as Aganzana.

When the Greek astronomer Ptolemy's Almagest was translated from Greek to Arabic, the translator Johannitius ( following Alberuni ) did not know the Greek word and rendered it as the nearest-looking Arabic word, writing العصى ذات الكلاب in ordinary unvowelled Arabic text " al -` aşā dhāt al-kullāb ", which means " the spearshaft having a hook ".

1561 map of West Africa by Girolamo Ruscelli, from Italian translation of Ptolemy's Atlas “ La Geograpfia Di Claudio Tolomeo Alessandrino, Nouvamente Tradatta Di Greco in Italiano ”.

The writer was attempting to square information gleaned from Portuguese trade along the coast with Ptolemy's world map.

It would have suited custom if the first of Ptolemy's family to become a citizen ( whether he or an ancestor ) took the nomen from a Roman called Claudius who was responsible for granting citizenship.

There is little evidence on the subject of Ptolemy's ancestry, apart from what can be drawn from the details of his name ( see above ); however modern scholars refer to Abu Ma ’ shar ’ s account as erroneous, and it is no longer doubted that the astronomer who wrote the Almagest also wrote the Tetrabiblos as its astrological counterpart.

A 15th-century manuscript copy of the Ptolemy world map, reconstituted from Ptolemy's Geographia ( circa 150 ), indicating the countries of " Seres | Serica " and " Sinae " ( China ) at the extreme east, beyond the island of " Taprobane " ( Sri Lanka, oversized ) and the " Aurea Chersonesus " ( Malay Peninsula ).

The maps in surviving manuscripts of Ptolemy's Geographia, however, date only from about 1300, after the text was rediscovered by Maximus Planudes.

A printed map from the 15th century depicting Ptolemy's description of the Ecumene, ( 1482, Johannes Schnitzer, engraver ).

Much of the content of the Tetrabiblos was collected from earlier sources ; Ptolemy's achievement was to order his material in a systematic way, showing how the subject could, in his view, be rationalized.

George of Trebizond who was Bessarion's philosophical rival had recently produced a new Latin translation of Ptolemy's Almagest from the Greek, which Bessarion, correctly, regarded as inaccurate and badly translated, so he asked Peuerbach to produce a new one.

In 1802, Silvestre de Sacy reported to Chaptal that he had successfully identified five names (" Alexandros ", " Alexandreia ", " Ptolemaios ", " Arsinoe " and Ptolemy's title " Epiphanes "), while Åkerblad published an alphabet of 29 letters ( more than half of which were correct ) that he had identified from the Greek names in the demotic text.

* The Ptolemaic model of planetary motion: Based on the geometrical model of Eudoxus of Cnidus, Ptolemy's Almagest, demonstrated that calculations could compute the exact positions of the Sun, Moon, stars, and planets in the future and in the past, and showed how these computational models were derived from astronomical observations.

Map of Dacia from a 1467 book ( currently at the National Library of Poland ) made after Ptolemy's Geographia ( c. AD 140 ).

The serious errors which he found in previous Arabian star catalogues ( many of which had simply updated Ptolemy's work, adding the effect of precession to the longitudes ) induced him to redetermine the positions of 992 fixed stars, to which he added 27 stars from Abd al-Rahman al-Sufi's catalogue Book of Fixed Stars from the year 964, which were too far south for observation from Samarkand.

* 1150s – Gerard of Cremona translates Ptolemy's Almagest from Arabic into Latin, eventually leading to its adoption by the Catholic Church as an approved text.

* The late Egyptian King Ptolemy IV's clique of favourites, led by Sosibius, Ptolemy's chief minister, keeps Ptolemy's death a secret, fearing retribution from the new king Ptolemy V's mother, Queen Arsinoe III.

Cleopatra dropped Ptolemy's name from official documents and her face appeared alone on coins, which went against Ptolemaic tradition of female rulers being subordinate to male co-rulers.

Using data he collected from his own observations Gersonides ' refuted Ptolemy's model in what the notable physicist Yuval Ne ' eman has considered as " one of the most important insights in the history of science, generally missed in telling the story of the transition from epicyclic corrections to the geocentric model to Copernicus ' heliocentric model ".

The dig revealed clear signs of habitation from the 1st and 2nd centuries AD, consistent with Ptolemy's reference to " Alauna ".