甘肃和政晚中新世许氏鼠(啮齿类：鼠科)头骨化石

王伴月, 邱占祥, 李绿洲

A Late Miocene Huerzelerimys (Rodentia: Muridae) skull from Hezheng, Gansu, China

WANG Ban-Yue, QIU Zhan-Xiang, LI Lü-Zhou

Fig. 2 Skull of Huerzelerimys asiaticus sp. nov. (IVPP V 16288, holotype) from Hezheng, Gansu A. dorsal view; B. left lateral view; C. right lateral view; D. ventral view (stereopair) Abbreviations of foramina and other structures: aasc. anterior foramen of alisphenoid canal; ab. auditory bulla; asc. alisphenoid canal; bt. basilar tubercles; cst. crista supratympanica; eam. external auditory meatus;epp. external pterygoid process; etf. ethmoidal foramen; eucf. foramen of Eustachian canal; fc. frontal crest; fm. foramen magnum; fo. foramen ovale; fr. foramen rotundum; glf. glenoid fossa; hyf. hypoglossal foramen; icf. internal carotid foramen; inf. incisive foramen; iof. infraorbital foramen; ipp. internal pterygoid process; juf. jugular foramen; lt. lacrimal tubercle; mlf. middle lacerate foramen; mptf. mesopterygoid fossa;msf. mastoid foramen; msp. mastoid process; mt. masseteric tubercle; occ. occipital condyle;opf. optic foramen; pasc. posterior foramen of the alisphenoid canal; pgf. postglenoid foramen; pmldc. premaxillary laterodorsal crest; ppf. posterior palatine foramen; ps. palatine sulcus; ptf. pterygoid fossa;stf. stapedial foramen; styf. stylomastoid foramen; tc. temporal crest Bones: As. alisphenoid; Bo. basioccipital; Bs. basisphenoid; F. frontal; Ip. interparietal; L. lacrimal; M. maxilla; N. nasal; Oc. occipital; P. parietal; Pl. palatine; Pm. premaxilla; Pms. petromastoid portion; Pt. pterygoid; Sq. squamosal