Somalialand is an archaic spelling of Somaliland, referring to British Somaliland

British Somaliland

British Somaliland was a British protectorate in the northern part of present-day Somalia. For much of its existence, British Somaliland was bordered by French Somaliland, Ethiopia, and Italian Somaliland. From 1940 to 1941, it was occupied by the Italians and was part of Italian East Africa...

, French Somaliland

French Somaliland

French Somaliland was a French colony in the Horn of Africa. Established after the French signed various treaties between 1883 and 1887 with the then ruling Somali Sultans, the colony lasted from 1896 until 1946, when it became an overseas territory of France....

 and Italian Somaliland

Italian Somaliland

Italian Somaliland , also known as Italian Somalia, was a colony of the Kingdom of Italy from the 1880s until 1936 in the region of modern-day Somalia. Ruled in the 19th century by the Somali Sultanate of Hobyo and the Majeerteen Sultanate, the territory was later acquired by Italy through various...

. It does not refer to the modern-day secessionist region of Somaliland

Somaliland

Somaliland is an unrecognised self-declared sovereign state that is internationally recognised as an autonomous region of Somalia. The government of Somaliland regards itself as the successor state to the British Somaliland protectorate, which was independent for a few days in 1960 as the State of...

 in northwest Somalia

Somalia

Somalia , officially the Somali Republic and formerly known as the Somali Democratic Republic under Socialist rule, is a country located in the Horn of Africa. Since the outbreak of the Somali Civil War in 1991 there has been no central government control over most of the country's territory...

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Explanation

Somalialand was formed as an alternative spelling of Somaliland in the 19th Century (or perhaps beforehand). Therefore the alternate or archaic spelling has historically only been used to refer to Somaliland in the 19th and early 20th Century when the area was divided between the colonies of England

England

England is a country that is part of the United Kingdom. It shares land borders with Scotland to the north and Wales to the west; the Irish Sea is to the north west, the Celtic Sea to the south west, with the North Sea to the east and the English Channel to the south separating it from continental...

 and Italy

Italy

Italy , officially the Italian Republic languages]] under the European Charter for Regional or Minority Languages. In each of these, Italy's official name is as follows:;;;;;;;;), is a unitary parliamentary republic in South-Central Europe. To the north it borders France, Switzerland, Austria and...

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The alternate spelling was likely developed as an alternate translation of an East African tongue. The alternate spelling has therefore never been used with the modern nation of Somaliland which has an official translation form. It is still acceptable (but rare) to use Somalialand to refer to the colonies of the 19th and early 20th centuries. The preferred form remains Somaliland, although using Somalialand may be an effective method of distinguishing that one is attempting to refer to the area only during its colonial era.