Early Pleistocene Prehistory

Gelasian period (2.588 - 1.806 million years BP). Homo habilis and related species appeared about the beginning of this period. Homo erectus appeared toward the end of this period.


Other History

Other history including other prehistory, antiquity, classical and medieval history, modern history, and the future can be used to examine this period. This was not clearly distinguished from antiquity until modern times. Discussion of it was religious, mythological, or speculative.

Other prehistory including other early prehistory, middle prehistory, and late prehistory can be connected. Antiquity including the early 3rd millennium BC, late 3rd millennium BC, early 2nd millennium BC, late 2nd millennium BC, and early 1st millennium BC can be connected. Classical and medieval history including early classical, late classical, early medieval, and late medieval history can be connected.

Modern history

Modern history including the 16th century, 17th century, 18th century, 19th century and 20th century can be used to examine this period. During early modern history, this was not distinguished from antiquity. Evidence and remains dating to this period were discovered in the 19th century, and study of it developed considerably in the 20th century.

The 16th century including the early 16th century, early mid 16th century, mid 16th century, late mid 16th century, and late 16th century can be connected. The 17th century including the early 17th century, early mid 17th century, mid 17th century, late mid 17th century, and late 17th century can be connected. The 18th century including the early 18th century, early mid 18th century, mid 18th century, late mid 18th century, and late 18th century can be connected.

19th century

The 19th century including the early 19th century, early mid 19th century, mid 19th century, late mid 19th century, and late 19th century can be connected. Evidence and remains that can be dated to this period were discovered.

The early 19th century including the early 1800s, late 1800s, early 1810s, and late 1810s can be connected. The early mid 19th century including the early 1820s, late 1820s, early mid 1820s, and late mid 1820s can be connected. The geologic periods were being named between 1820 and 1850. The mid 19th century including the early 1840s, late 1840s, early 1850s, and late 1850s can be connected. The geologic periods were being named and identified. The late mid 19th century including the early 1860s, late 1860s, early 1870s, and late 1870s can be connected. The late 19th century including the early 1880s, late 1880s, early 1890s, and late 1890s can be connected.

20th century

The 20th century including the early 20th century, early mid 20th century, mid 20th century, late mid 20th century, late 20th century, and early 21st century can be connected. Numerous developments in knowledge of this period took place.

The early 20th century including the early 1900s, late 1900s, early 1910s, and late 1910s can be connected. The early mid 20th century including the early 1920s, late 1920s, early 1930s, and late 1930s can be connected. The mid 20th century including the early 1940s, late 1940s, early 1950s, and late 1950s can be connected. Specimens classified as Homo habilis were first found in Africa in the 1950s and the type named in 1960. The late mid 20th century including the early 1960s, late 1960s, early 1970s, and late 1970s can be connected. More specimens classified as homo habilis and homo erectus were found in Africa in this period.

The late 20th century including the early 1980s and late 1980s can be connected. More specimens classified as homo habilis and homo erectus were found in Africa in this period. The early 1990s including 1991, 1992, 1993, 1994, and 1995 can be connected. The late 1990s including 1996, 1997, 1998, 1999, and 2000 can be connected.

Early 21st century

The early 21st century including the early 2000s, late 2000s, early 2010s, and late 2010s can be connected.

The early 2000s including 2001, 2002, 2003, 2004, and 2005 can be connected. The late 2000s including 2006, 2007, 2008, 2009, and 2010 can be connected.

The early 2010s including 2011, 2012, 2013, and 2014 can be connected. 2015 including the first quarter 2015, second quarter 2015, third quarter 2015, and fourth quarter 2015 can be connected.

The late 2010s including 2016 can be connected. 2016 including the first quarter 2016, second quarter 2016, third quarter 2016, and fourth quarter 2016 can be connected.


The future including the near future, middle future, and far future can be connected.


Sociology including peoples of the world, communities, and social mechanics can be used to examine early Pleistocene prehistory.

Peoples of the world

Peoples of the world including nations and major groups of Western Civilization, Asiatic peoples, African peoples, and American Indian peoples can be connected.

Nations such as South Africa, South Korea, Burma, Colombia, Spain, Ukraine, Tanzania, Argentina, Kenya, Poland, Algeria, Canada, Iraq, Uganda, Morocco, Sudan, Peru, Uzbekistan, Malaysia, Venezuela, Saudi Arabia, Nepal, Yemen, Afghanistan, Ghana, North Korea, Mozambique, Taiwan, Australia, Syria, Côte d'Ivoire, Madagascar, Sri Lanka, Angola, Cameroon, Romania, Chile, Netherlands, Kazakhstan, Niger, Burkina Faso, Guatemala, Mali, Ecuador, Cambodia, Malawi, Zambia, Senegal, Zimbabwe, Chad, Cuba, Belgium, Greece, Rwanda, Tunisia, Portugal, Czech Republic, Bolivia, Guinea, Burundi, Haiti, Hungary, Somalia, Sweden, Belarus, Dominican Republic, Azerbaijan, Benin, Austria, Honduras, United Arab Emirates, South Sudan, Switzerland, Israel, Tajikistan, Bulgaria, Serbia, Hong Kong, Papua New Guinea, Libya, Paraguay, Jordan, Laos, El Salvador, Togo, Nicaragua, Eritrea, Denmark, Kyrgystan, Slovakia, Finland, Sierra Leone, Singapore, Turkmenistan, Norway, Central African Republic, Ireland, Georgia can be examined for connection.

African peoples including Eastern African peoples can be connected. Congo DR is not connected. It is believed that mankind originated in Africa. Western African peoples such as those of Nigeria are not presently connected. Eastern African peoples such as those of Ethiopia can be connected.

Asiatic peoples including Middle Eastern, South Asian, Oriental peoples, and Southeast Asian and Oceanic peoples can be connected. Thailand is not presently connected.

Middle Eastern peoples including Egyptian and Persian peoples can be considered. Turkey is not thought to have been inhabited. Egypt is not known to have been inhabited. Persian peoples such as those of Iran are not known to have been existed.

South Asian peoples can be connected. India and Bangladesh are not thought to have been inhabited in this period. Pakistan can be connected. A site at Riwat, dated at 1.9 million years BP, is thought to have the earliest known non-African evidence of mankind.

Oriental peoples such as China can be connected. Japan is not connected. China can be connected. A few sites possibly dating to this period have been identified.

Southeast Asian and Oceanic peoples including Southeast Asian Island peoples are not connected. Vietnam is not connected. It is not believed that hominids inhabited the Southeast Asian Islands including Indonesia or the Philippines during this period.

European peoples are not connected. Italy is not connected. Regions later occupied by Latin peoples such as those of France, Germanic peoples such as those of Germany, Anglic peoples such as those of the United Kingdom, and Northeast European peoples such as those Russia are not thought to be have been inhabited during this period.

American Indian peoples are not connected. Mexico is not connected. It is not thought that regions occupied by North American Indian peoples such as those of the United States, Middle American Indian peoples such as those of the southwestern United States, or South American Indian peoples such as those of Brazil were inhabited during this period.


Communities such as Mumbai, Jakarta, Sao Paulo, Delhi, Shanghai, Manila, Karachi, Cairo, Beijing, Osaka, Canton, Moscow, Los Angeles, Calcutta, Dacca, Buenos Aires, Istanbul, Rio de Janeiro, Shenzhen, Lagos, Paris, Nagoya, Lima, Chicago, Kinshasa, Tianjin, Chennai, Bengaluru, London, Saigon, Donguan, Hyderabad, Chengdu, Lahore, Jonannesburg, Tehran, Essen, Bangkok, Hong Kong, Wuhan, Ahmedabad, Chongqing, Baghdad, Hangzhou, Toronto, Kuala Lumpur, Santiago, Dallas, San Francisco, Quanzhou, Miami, Shenyang, Belo Horizonte, Philadelphia, Nanjing, Madrid, Houston, Xian, Milan can be examined for possible connections.

World cities can be considered. Tokyo had not yet been founded. Seoul had not yet been founded. Mumbai had not yet been founded. Mexico City had not yet been founded. New York City had not yet been founded.

Social mechanics

Social mechanics including social change, social types, and social structure can be connected.

Social change

Social change including particular changes and movements, social change factors, and social change processes can be connected.

Particular changes and movements such as stone age developments can be connected. The agricultural revolution, agrarian developments and the industrial revolution had not yet begun. Social change factors such as institutional change, cultural change, demographic change, and natural change can be connected. Social change processes including innovation, transmission, adaptation, and extinction can be connected.

Social types

Social types including hunting and gathering societies can be connected. Industrial societies, agrarian societies, and horticultural societies had not yet developed. Hunting and gathering societies can be connected.

Social structure including class structure, institutional structure, cultural structure, and anthropological structure can be connected. Community and regional structure can be connected.


Institutions including religion, government, economics, education, and family studies can be connected.


Religion including particular religions, religious organization, religious practice, and religious belief can be connected.

Particular religions including Abrahamic religion, Asiatic religion, pagan religion, and secularism can be connected. Religous organization can be connected. Religious practice can be connected. Religious belief can be connected.

Government including government structure and law can be connected. Particular governments including international government, national government, and local government can be connected. Government activity including state relations, administration, and succession can be connected.

Economics including economic systems, industries, and economic activity can be connected. Education including school systems, educational organization, cultural institutions, teaching, and research can be connected. Family studies including particular families, kinship, parenting, and marriage can be connected.


Culture including behavioral culture, conceptual culture, and material culture can be connected.

Behavioral culture including cultural events, recreation and entertainment, occupations, and customs can be connected. Conceptual culture including philosophy, applied science, mathematics, literature, graphic arts, and language can be connected. Material culture including miscellaneous artifacts, communications technology, transportation technology, clothing and dress, foodstuffs, building technology, and industrial technology can be connected. Oldowan technology predominated in this period.


Anthropology including particular groups, human geography, human ecology, physical anthropology, demography, and social foundations can be connected.

Particular groups can be connected. Human geography including Asian geography, European geography, African geography, North American geography, South American geography, and Oceanic geography can be connected. Human ecology including human effects on the environment, relations with other life forms, and environmental effects on people can be connected. Physical anthropology including human dispersion, racial variation, and human origins can be connected. Demography including population change, population size and structure, migration, death, and birth and fertility can be connected. Social foundations including social group behavior, social group types, social control, social interaction, and social presentation can be connected.

Personal studies

Personal studies including biography, psychology, and the human body can be connected.

Biography is not connected. Psychology including social psychology, personality, mental disorders, developmental psychology, behavior patterns, mind, and behavioral elements can be connected. The human body including form and appearance, disease, life cycle, body functions, and body systems


Science including biology, earth science, astonomy, chemistry, and physics can be connected.

Biology including biohistory, ecology, systematics, organism biology, cell biology, and molecular biology can be connected. Earth science including geohistory, physical geography, atmospheric science, hydrospheric science, and geology can be connected. Astronomy including galactic astronomy, stellar astronomy, and local astronomy can be connected. Chemistry including chemical systems, chemical change, and chemical substances can be connected. Physics including the structure of matter, quantum physics, relativity, electromagnetism, thermodynamics, and mechanics can be connected.

Created 26 Feb 2015 Last updated 12 Feb 2018