Other spiders belonging to the same family as the New World tarantulas are the monkey spiders of Africa and the bird-eating spiders of Australia and New Guinea. Trap-door spiders and the dangerous funnel-web spider of Australia are also related to the theraphosids as members of Orthognatha.
5. origin-the source of something's existence or from which it derives or is derived; the rumor had its origin in idle gossip; vegetable origins; mineral origin; origin in sensation. source - (technology) a process by which energy or a substance enters a system; a heat source; a source of carbon dioxide.
originating. 1  transitive verb. : 2  to give rise to : initiate The composer originated 10 songs for the Broadway musical. 3  intransitive verb. :  to take or have origin : begin That board game originated in the 1940s.