. Catalogue of the Chiroptera in the collection of the ... Museum. THOOPTERrs. 663 Dentition (tigs. 56, 57).âDental formula as in C'l/nojiterus:â i' i-cp'p p'ni' X 2=30 *. Upper and lower incisors subterete, i'^ slightly shorter than i'. Upper canine with a broad and deep vertical groove on antero- rucdial surface, extending to base but not quite to tip of crown ; no secondary (cingulum) cusp ; cingulum of lower canine forming a thickened cusp-like lobule at inner base of tooth ending abruptly at level of tips of incisors, p' small, slightly heavier in section. Pf Fig. 57.âA, B, 0. Thoopferus
. Catalogue of the Chiroptera in the collection of the ... Museum. THOOPTERrs. 663 Dentition (tigs. 56, 57).âDental formula as in C'l/nojiterus:â i' i-cp'p p'ni' X 2=30 *. Upper and lower incisors subterete, i'^ slightly shorter than i'. Upper canine with a broad and deep vertical groove on antero- rucdial surface, extending to base but not quite to tip of crown ; no secondary (cingulum) cusp ; cingulum of lower canine forming a thickened cusp-like lobule at inner base of tooth ending abruptly at level of tips of incisors, p' small, slightly heavier in section. Pf Fig. 57.âA, B, 0. Thoopferus nigrescens (type of species). A', B', C. Di/acoptcrus spadiceux (type of species). A, A', upper right, B, B', lower left tooth-rows. C, C, right p^, p^, aud left pj, p^, viewed from behind. â J (linear). than an upper incisor ; p, unmodified, p^-m' and Pj-m^ short and very broad, the increased breadth particularly conspicuous in ])^ and mj, which are even much broader than ramus of mandible at " Tiie type skull of Tk. nigrcsccns has three lower incisors, without any space left "for the missing one, which is apparently the left i^ (see fig. 5(3 front view).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original British Museum (Natural History). Department of Zoology . [Mammals]; Dobson, George Edward; Andersen, Knud. London
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Keywords: ., bookcentury1900, bookdecade191, bookpublisherlondon, bookyear1912
