Scaphites (skafitez)

[NL. (cf. Gr. σκαφίτης, one who guides a boat or skiff, orig. adj., pertaining to a boat), sil ammonoid cephalopods, of scaphoid shape, typical of the family Scaphitidæ; the scaphites. They have the early walls regularly involute, but the last whorl detached, and straight for some distance, when it becomes again recurved toward the body. Also Scaphita. Fleming, 1828. Scaphites equal is. Scaphitidæ (ska-fit'i-dē), n. pl. [NL., has been proposed for extinct shells resembling the ammonites, but with the last whorl detached, and straight for some distance, and then again recurved toward the body; the sutures are many-lobed, and the lobes are dendritic or branched. The species are characteristic of the Creta ceo us epoch, in Europe and North America, and about 40 are known. By recent conchologists they are mostly referred to the Stephanoceratidæ. scaphium (skā fi-um), n.; pl. scaphia (-a). [NL., body.-3. [ cap.] A genus of coleopterous insects of the family Scaphidiidæ, with two species, one of Europe, the other of the United States. Kirby , 1837. scaphognathite (skā-fog'nā-thīt), n. [ broadly oval plate or scaphoid organ, which continually bales the water out of the respiratory chamber, and so lets fresh water in. See cut at Pod ophthalmia (C, cd). scaphognathitic (ska-fog-na-thit'ik), a. [ II. n. In an at.: (a) The bone on the radial side of the proximal row of the carpus, articulating with the lunar, magnum, trapezoid, trapezium, and radius. Also called navicular , ra diale. See cuts under Artiodactyl a , Peri odac tyla , hand, and solidungulate . (b) One of the tarsal bones, placed at the inner side, between the astragalus and the three cuneiforms, and sometimes articulating also with the cuboid. Also called navicular . See cut under foot . scaphoidea, n. Plural of scaphoideum . scaphoides (ska-foi'dēz), n. [NL.: see scaphoid.] The scaphoid bone of the carpus. See scaphoid, n. (a). scaphoideum (skā-foi'dē-um), n.; pl. scaphoidea (-a). [NL.: see scaphoid.] The scaphoid bone, whether of the wrist or the ankle: more fully called os scaphoideum. Also naviculare. scapholunar (skaf-ō-lū'när), a. and n. [ Pertaining to the scaphoid and the semilunar bone of the wrist: as, the scapholu nar articulation.-2. Representing or constituted by both the scaphoid and the semilunar bone of the wrist: as, the scapholunar bone. II. n. The scapholunar bone; the scapholunare. scapholunare (skafō-luna're), n.; pl. scapholuna ria (-ri-ä). [NL.: IMG:content-0234.png:[graphic][merged small] scaphocalcaneal (skafō-kal-ka ne-al), a. [ scapho(id) + calcaneal.j Pertaining to the scaphoid and the calcaneum. scaphocephalic (skafō-se-fal'ik or -sef'a-lik), α. [ with an increase in the vertical and longitudinal directions. Profe or v. Baer,... in his elaborate and valuable memoir on the macrocephalic skull of the Crimea, proposes the term scaphocephalic to indicate the same boatlike head-form. D. Wilson , Prehist. Annals Scotland, I. 236. scaphocephalism (skaf-ō-sef'a-lizm), n. [ scapho cephaly. Scaphocephalism , or a boat-shaped depre ion of the summit, occurs from defective parietal bone formation. Amer . Naturalist , XXII. 614. lunar bone, representing or consisting of the scaphoid and semilunar in one, situated on the radial side of the proximal row of carpal bones. It is found in the carpushly cru stein mals and is highly characteristic of the carnivores. It has two o ific centers, supposed to represent the radiale and the intermedium Palmar Aspect of Left Fore Foot of a Black Bear ( Ursus american us). sci, scapholunar; c, cuneiform, pisiform; tr, trapezium i, trapezoid The phalanges show a full series of sesamoid bones (unmarked). of the typical carpus, and sometimes a third, representing the centrale. More fully called os scapholunare. scaphopod (skaf'ō-pod), a. and n. [ II. n. A member of the Scaphopod a ; a toothshell. Scaphopod a (skā-fop'ō-da), n. pl. [NL., neut. spade-footed toads. Scaphiopus (ska-o-pus), n. [NL. (Holbrook): see scaphiopod.] A genus of toads of the fam scaphocephal (ic) + -ous.] Same as scapho cephalic. having a spade-like appendage of the fore feet, used for digging; the spade foots. S. holbrooki is common in eastern North America, remarkable for the noise it makes in the spring. S. intermont an us is a similar toad of western North America.