Furca (Latin for "fork") is an extinct genus of marrellomorph arthropod known from the Sandbian stage (upper Ordovician period) of the Czech Republic, [1] with a single currently described species, Furca bohemica.

Furca, a prehistoric arthropod; Furca (springtail), an anatomical structure in springtail entognaths. Caudal furca ("tail fork"), part of the telson of some crustaceans; Furcula, the wishbone of birds and some dinosaurs; Furcula a genus of Noctuid moths; Any …

Furca is an extinct genus of marrellomorph arthropod that lived in Czech Republic and Morocco during the Late Ordovician. Furca is characterized by a broad head shield with three prominent spine pairs: an anterolateral, mediolateral and posterolateral.

The furcula, or furca is a forked, tail-like appendage. It is present in most species of springtails , and in them it is attached ventrally to the fourth abdominal segment. The organ most often is present in species of Collembola that lives in the upper soil layers where it is used for jumping to avoid predators. [ 1 ]

The meaning of FURCA is a forked process. a forked process:; an internal skeletal projection from the ventral thoracic wall in certain insects… See the full definition

Other articles where furca is discussed: crustacean: General features: …rami, which together form the furca. These two processes at the tail end of the body vary greatly in form; in many crustaceans they are short, but in some they may be as long as the rest of the body.

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A some-what similar instrument was used in carrying burdens on the neck, and occurs in the reliefs of the Column of Trajan. For the furca in crucifixion, see PATIBULUM 5.

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2025年3月6日 · Insects like grasshoppers use a specialized structure called the furca to facilitate jumping. The furca operates as a spring, compressing until a critical point is reached, where potential energy converts to kinetic energy, enabling a powerful jump.