noun (plural furculae /-ˌlē/ /-ˌlī/)Zoology
1A forked organ or structure, in particular.
- Megalancosaurus has grasping feet and a straplike scapular blade, Longisquama has structures that resemble a furcula and feathers, and Euparkeria has cranial features found in birds.
- Coracoid and furcula are fused to the sternum (unique in birds).
- Thus, if the furcula shared by many higher theropods and birds can be ignored as uninformative, how can one argue that the presence of furcula in Megalancosaurus or Longisquama is somehow a valid character?
1.1The wishbone of a bird.
- Among other features, birds have a structure that they share with dromaeosaurs: a fused clavicle called the furcula, which serves as a brace during the flight stroke.
- I would like to see if the furcula, or wishbone, is present.
- Well, it is actually a wishbone, the furcula is the wishbone and it is made up of the clavicles fused together in the middle.
- Example sentences
- To obtain each fat sample, birds were anesthetized by intramuscular injection with ketamine-rompun and a 2 mm incision was made in the skin overlying the furcular cavity.
- Wing chord length, weight, and a furcular fat score were also determined.
- We detected no differences in the composition of fatty acids in furcular fat, subcutaneous fat, and intraperitoneal fat.
Mid 19th century: from Latin, diminutive of furca 'fork'.
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