. Catalogue of the Chiroptera in the collection of the ... Museum. 490 EPOMors. straight line between fronts of canines, cutting-edges bilobed. Upper canines thin, distinctly recurved, anterior surface of crown perfectly smooth or with a scarcely detectable trace of a vertical groove antero-internally ; cingulum narrow ; lower canines similar to upper but shorter and slenderer, crown often (particularly in E. dobsoni) slanted distinctly outward. Diastema c-p' wide, all cheek-teeth spaced, p,, though small, with distinct remnants of typical structure ; outer ridge raised as a small acutel)' poi
. Catalogue of the Chiroptera in the collection of the ... Museum. 490 EPOMors. straight line between fronts of canines, cutting-edges bilobed. Upper canines thin, distinctly recurved, anterior surface of crown perfectly smooth or with a scarcely detectable trace of a vertical groove antero-internally ; cingulum narrow ; lower canines similar to upper but shorter and slenderer, crown often (particularly in E. dobsoni) slanted distinctly outward. Diastema c-p' wide, all cheek-teeth spaced, p,, though small, with distinct remnants of typical structure ; outer ridge raised as a small acutel)' pointed cusp, p^ and Pg canine-like in profile, but outer and inner ridge never so completely fused as to obliterate the median groove. p^ m\ p^, and m, simple, narrow, with distinct median groove and prominent lateral ridges, m^ generally about half the bulk of ra,.. Fig. 32.— A, liyoicl bones and muscles of Fpomops buettiJcoferi (enlarged), , basihyal, , thyrobyals (shown diagrammatically, in their natural position curved round the thyroid cartilage of the larynx); , ceratobyals; , epihyals; x, prominent articular process of ^ epihyal, separating and acting as a pulley for the fleshy tendons of the mylohyoid {) and hyoglossus niuRcles ); , tendon of stylohyoid muscle attached to upper margin of epihyals. B, sagittal section through larynx of Epomops buettiJcoferi (enlarged). <•, epiglottis; , hyo-epiglottideus muscle; , basihyal; , thyroid cartilage; , upper vocal cord ; v, ventricle, leading anteriorly into the long sacculus laryiigis, extending almost as far as the base of the epiglottis, and posteriorly continued backward behind , the lower vocal cord ; s, apex of Santorinian cartilage ; c, crescentic fibro-cartilagiuous cushion extending forward from , the arytenoid cartilage ; cr, cricoid cartilage. From S. 1881, pp. 686, 6'JO (reduced and slightly altered). i^ absent on both sides, four have the teeth q
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Keywords: ., bookcentury1900, bookdecade191, bookpublisherlondon, bookyear1912
