Dentalium
Encyclopedia
The word dentalium or dentalia (plural), as commonly used by Native American art
Native American art
Visual arts by indigenous peoples of the Americas encompasses the visual artistic traditions of the indigenous peoples of the Americas from ancient times to the present...

ists and anthropologists, refers to tooth shells or tusk shell
Tusk shell
The tusk shells or scaphopods are a class of shelled marine mollusks. The scientific name of this class is Scaphopoda, meaning "shovel-footed". Shells of species within this class range from about 0.5 to 15 cm in length...

s used in indigenous jewelry, adornment, and commerce in western Canada
Canada
Canada is a North American country consisting of ten provinces and three territories. Located in the northern part of the continent, it extends from the Atlantic Ocean in the east to the Pacific Ocean in the west, and northward into the Arctic Ocean...

 and the United States
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...

. These tusk shells are a kind of seashell
Seashell
A seashell or sea shell, also known simply as a shell, is a hard, protective outer layer created by an animal that lives in the sea. The shell is part of the body of the animal. Empty seashells are often found washed up on beaches by beachcombers...

, specifically the shells of scaphopod mollusks. The name "dentalium" is based on the scientific name for the genus
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

 Dentalium
Dentalium (genus)
Dentalium is a large genus of tooth shells or tusk shells, marine scaphopod molluscs in the family Dentaliidae. It has fifty described species.-Native Americans:...

, but because the taxonomy
Taxonomy
Taxonomy is the science of identifying and naming species, and arranging them into a classification. The field of taxonomy, sometimes referred to as "biological taxonomy", revolves around the description and use of taxonomic units, known as taxa...

 has changed over time, not all of the species used are still placed in that genus; however all of the species are certainly in the family Dentaliidae
Dentaliidae
Dentaliidae is a family of tusk shells in the order Dentaliida.-Genera:* Antalis H. & A. Adams, 1854 * Coccodentalium Sacco, 1896 * Compressidentalium Habe, 1963 * Dentalium Linnaeus, 1758 * Eudentalium Cotton & Godfrey, 1933...

.

The use of these shells by Inuit
Inuit
The Inuit are a group of culturally similar indigenous peoples inhabiting the Arctic regions of Canada , Denmark , Russia and the United States . Inuit means “the people” in the Inuktitut language...

, First Nations
First Nations
First Nations is a term that collectively refers to various Aboriginal peoples in Canada who are neither Inuit nor Métis. There are currently over 630 recognised First Nations governments or bands spread across Canada, roughly half of which are in the provinces of Ontario and British Columbia. The...

, and Native Americans
Native Americans in the United States
Native Americans in the United States are the indigenous peoples in North America within the boundaries of the present-day continental United States, parts of Alaska, and the island state of Hawaii. They are composed of numerous, distinct tribes, states, and ethnic groups, many of which survive as...

 is well known. This usage is found along the western coast of Canada
Canada
Canada is a North American country consisting of ten provinces and three territories. Located in the northern part of the continent, it extends from the Atlantic Ocean in the east to the Pacific Ocean in the west, and northward into the Arctic Ocean...

 and along the Pacific Ocean
Pacific Ocean
The Pacific Ocean is the largest of the Earth's oceanic divisions. It extends from the Arctic in the north to the Southern Ocean in the south, bounded by Asia and Australia in the west, and the Americas in the east.At 165.2 million square kilometres in area, this largest division of the World...

 coast of the northwest United States
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 extending southward to Southern California
Southern California
Southern California is a megaregion, or megapolitan area, in the southern area of the U.S. state of California. Large urban areas include Greater Los Angeles and Greater San Diego. The urban area stretches along the coast from Ventura through the Southland and Inland Empire to San Diego...

. Traditionally, the shells of Antalis pretiosum (previously known as Dentalium pretiosum, the precious dentalium (a species which occurs from Alaska
Alaska
Alaska is the largest state in the United States by area. It is situated in the northwest extremity of the North American continent, with Canada to the east, the Arctic Ocean to the north, and the Pacific Ocean to the west and south, with Russia further west across the Bering Strait...

 to Baja California
Baja California
Baja California officially Estado Libre y Soberano de Baja California is one of the 31 states which, with the Federal District, comprise the 32 Federal Entities of Mexico. It is both the northernmost and westernmost state of Mexico. Before becoming a state in 1953, the area was known as the North...

) were harvested off the coast of Vancouver Island
Vancouver Island
Vancouver Island is a large island in British Columbia, Canada. It is one of several North American locations named after George Vancouver, the British Royal Navy officer who explored the Pacific Northwest coast of North America between 1791 and 1794...

; however, today most dentalium shells for sale in the shell trade are smaller, more brittle, and are harvested from coasts off Asia
Asia
Asia is the world's largest and most populous continent, located primarily in the eastern and northern hemispheres. It covers 8.7% of the Earth's total surface area and with approximately 3.879 billion people, it hosts 60% of the world's current human population...

, i.e. they are shells of Indo-Pacific
Indo-Pacific
The Indo-Pacific is a biogeographic region of the Earth's seas, comprising the tropical waters of the Indian Ocean, the western and central Pacific Ocean, and the seas connecting the two in the general area of Indonesia...

 species of scaphopods.

Dentalium shells were historically harvested from deep waters around the Pacific Northwest
Pacific Northwest
The Pacific Northwest is a region in northwestern North America, bounded by the Pacific Ocean to the west and, loosely, by the Rocky Mountains on the east. Definitions of the region vary and there is no commonly agreed upon boundary, even among Pacific Northwesterners. A common concept of the...

 coast of North America
North America
North America is a continent wholly within the Northern Hemisphere and almost wholly within the Western Hemisphere. It is also considered a northern subcontinent of the Americas...

, because they were highly valued by First Nations peoples as an international trade item. Alfred Kroeber wrote of the Native Californians perception of the shell: "Since the direction of these sources is 'downstream' to them, they speak in their traditions of the shells living at the downstream and upstream ends of the world, where strange but enviable peoples live who suck the flesh of univalves."

Uses

Peoples of the Northwest Pacific Coast would trade dentalium into the Great Plains, Great Basin, Central Canada, Northern Plateau and Alaska for other items including many foods, decorative materials, dyes, hides, macaw
Macaw
Macaws are small to large, often colourful New World parrots. Of the many different Psittacidae genera, six are classified as macaws: Ara, Anodorhynchus, Cyanopsitta, Primolius, Orthopsittaca, and Diopsittaca...

 feathers which came from Central America
Central America
Central America is the central geographic region of the Americas. It is the southernmost, isthmian portion of the North American continent, which connects with South America on the southeast. When considered part of the unified continental model, it is considered a subcontinent...

, turquoise
Turquoise
Turquoise is an opaque, blue-to-green mineral that is a hydrous phosphate of copper and aluminium, with the chemical formula CuAl648·4. It is rare and valuable in finer grades and has been prized as a gem and ornamental stone for thousands of years owing to its unique hue...

 from the American Southwest, as well as many other items.

Nuu-chah-nulth peoples were the primary harvesters of dentalium shells. Among the Northwest Coastal tribes
Indigenous peoples of the Pacific Northwest Coast
The Indigenous peoples of the Pacific Northwest Coast are the pre-Columbian inhabitants of the Pacific Northwest Coast, their descendants, and many ethnic groups who identify with those historical peoples. They are now situated within the Canadian Province of British Columbia and the U.S...

, the shells were valued for both trade and adornment. Young Nuu-chah-nulth girls of high status wore elaborate dentalia jewelry. When the jewelry was removed, a potlatch
Potlatch
A potlatch is a gift-giving festival and primary economic system practiced by indigenous peoples of the Pacific Northwest Coast of Canada and United States. This includes Heiltsuk Nation, Haida, Nuxalk, Tlingit, Makah, Tsimshian, Nuu-chah-nulth, Kwakwaka'wakw, and Coast Salish cultures...

 was held to celebrate and the girl would be considered eligible for marriage.

Athabaskan peoples of Alaska
Alaska
Alaska is the largest state in the United States by area. It is situated in the northwest extremity of the North American continent, with Canada to the east, the Arctic Ocean to the north, and the Pacific Ocean to the west and south, with Russia further west across the Bering Strait...

 and subarctic Canada incorporate dentalium into jewelry with glass beads. Along with iron, these items were regarded as prestigious trade goods in the 19th century.

Shells of the species Antalis pretiosum which had been gathered on the shores of Vancouver Island were first traded to the Canadian Plateau between 1000 and 1 BCE. During the first century CE, the shell was a common trade item in the Plateau. Some very elite women from Plateau tribes wore dentalium shells through pierced septa
Nasal septum
The nasal septum separates the left and right airways in the nose, dividing the two nostrils.It is depressed by the Depressor septi nasi muscle.-Composition:The fleshy external end of the nasal septum is sometimes also called columella....

. Elaborate bridal headdresses from the 19th and early 20th centuries, features dentalium shells strung on hide with Chinese brass coins and glass beads. Nlaka'pamux
Nlaka'pamux
The Nlaka'pamux , commonly called "the Thompson", and also Thompson River Salish, Thompson Salish, Thompson River Indians or Thompson River people) are an indigenous First Nations/Native American people of the Interior Salish language group in southern British Columbia...

 peoples have included dentalium shells in their relatives' burials. The shells are sometimes given away at memorial services.

Among Plains Indians
Plains Indians
The Plains Indians are the Indigenous peoples who live on the plains and rolling hills of the Great Plains of North America. Their colorful equestrian culture and resistance to White domination have made the Plains Indians an archetype in literature and art for American Indians everywhere.Plains...

, dentalium shells have traditionally been associated with wealth and embellished women's capes, yokes of dresses, hair ornaments, necklaces, and long, dangling earrings.

Dentalium shells are highly culturally significant to California tribes. Yurok oral history says that Pithváva, or "Big Dentalium," a deity, created that smaller dentalium and dictated their significance as sacred wealth. Among northern California tribes, dentalium was traditionally the most importance unit of exchange – incorporated into regalia and used for gambling and commerce. The shell's length and quality determined value. Highest quality shells would be about 2.25" long, and a dozen would typically be strung together, and a 27.5" string of dentalia was the price of a redwood dugout canoe. Certain men, who became known as "Indian bankers," tattooed marks on their arms with which to measure the length of the shells. Among northern California tribes, such as the Yurok, Karuk
Karuk
Karuk is an indigenous people of California in the United States.The tribal headquarters, located off State Route 96, is in the town of Happy Camp, California. Currently the tribe has three tribal board meeting places, in Yreka, Happy Camp, and Orleans...

, and Hupa
Hupa
Hupa, also spelled Hoopa, are a Native American tribe in northwestern California. Their autonym is Natinixwe, also spelled Natinookwa, meaning "People of the Place Where the Trails Return." The majority of the tribe is enrolled in the federally recognized Hoopa Valley Tribe; however, some Hupa are...

, dentalium shells were stored in elk-antler purses or treasure baskets.

On the Central Coast of California
Central Coast of California
The Central Coast is an area of California, United States, roughly spanning the area between the Monterey Bay and Point Conception. It extends through Santa Cruz County, San Benito County, Monterey County, San Luis Obispo County, and Santa Barbara County...

, shells of Dentalium neohexagonum
Dentalium neohexagonum
Dentalium neohexagonum is a species of tusk shell in the family Dentaliidae. As the Latin name implies, the cross section of this shell is hexagonal; hence its common name is six-sided tusk shell....

(a species that occurs from Monterey, California
Monterey, California
The City of Monterey in Monterey County is located on Monterey Bay along the Pacific coast in Central California. Monterey lies at an elevation of 26 feet above sea level. As of the 2010 census, the city population was 27,810. Monterey is of historical importance because it was the capital of...

 to Baja California
Baja California
Baja California officially Estado Libre y Soberano de Baja California is one of the 31 states which, with the Federal District, comprise the 32 Federal Entities of Mexico. It is both the northernmost and westernmost state of Mexico. Before becoming a state in 1953, the area was known as the North...

) have been recovered from prehistoric habitation sites of the Chumash, who apparently used these shells as tubes, possibly in jewelry.

Dentalium shell is still used today in Native American and Inuit regalia.
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