《河南李官桥和山西垣曲盆地始新世中期小哺乳动物》求取 ⇩

一、前言1

二、化石地点概况3

三、研究方法和约定14

四、分类记述17

食虫目INSECTIVORA Illiger,181117

鼩形亚目SoricomorphaGregory,1910（Saban,1954）17

昌乐鼩科Changlelestidae Tong et Wang,199317

齿鼩亚科TupaiodontinaeButler,198817

莱氏鼬鼩Ictopidi umlecheiZdansky,193017

似莱氏鼬鼩Ictopiaium cf.lechei Zdansky,193022

夜鼩科Nyctitheriidae Simpson,192823

邱氏垣曲鼩（新属、新种）yuanqulestesqiui gen.et sp.nov23

一些食虫类的臼前齿25

食虫目??INSECTIVORA I1liger,181126

无跟鼩科Apternodontidae Matthew,191026

似无跟鼩未定种cf.Apternodus sp26

无跟鼩科??Apternodontidae Matthew,191027

齐氏类无跟鼩（新属、新种）Iconapternodus qii gen.et sp.nov27

似类无跟鼩未定种I cf.Iconapternodussp.I29

似类无跟鼩未定种Ⅱ cf.Iconapternodus sp.Ⅱ29

古鼫科PalaeoryctidaeWinge,191729

秦岭新鼫（新属、新种）Neoryctes qinlingensis gen.et sp.nov29

翼手目CHIROPTERA Blumenbach,177932

小蝙蝠亚目Microchiroptera Dobson,187532

古蝠科Palaeochiropterygidae Revilliod,191732

谢氏石蝠（新属、新种）Lapichiropteryx xiei gen.et sp.nov32

石蝠未定种Lapichiropteryx sp37

初蝠科Archaeonycterididae Revilliod,191738

类蝠?未定种Icaronycteris?sp38

初蝠科?属种未定?Archaeorycterididae indet38

小蝙蝠亚目属种未定Microchiroptera indet40

灵长目PRIMATES Linnaeus,175841

曙猿科Eosimiidae Beard,Qi,et al.,199441

世纪曙猿Eosimias centennicus Beard,Tong,et al.,199641

似世纪曙猿Eosimias cf.centennicus Beard,Tong,et al.,199645

西瓦兔猴科Sivaladapidae Thomas et Verma,197946

黄河猴亚科Hoanghoniinae Gingerich,Holroyd et Ciochon,199446

吴氏任村猴（新种）Rencunius wui sp.nov46

兔猴科属种未定Adapidae indet49

灵长目??PRIMATES Linnaeus,175850

肖豕猴科?属种未定?Microsyopidae indet50

兔形目LAGOMORPHA Brandt,185550

兔科Leporidae Gray,182150

石皮沟壮兔Strenulagus shipigouensis Tong et Lei,198750

壮兔?未定种Strenulagus?sp54

洛河卢氏兔Lushilagus lohoensis Li, 196554

丹江卢氏兔?Lushilagus?danjiangensis Tong et Lei,198754

沙漠兔未定种Shamolagus sp56

似中间沙漠兔Shamolagus ef.medius Burke,194157

戈壁兔未定种Gobiolagus sp57

兔科??Leporidae Gray,182157

雅致双峰兔（新属、新种）Dituberolagus venustus gen.et sp.nov57

始新世兔形类的分化60

啮齿目RODENTIA Bowdich,182162

壮鼠超科Ischyromyoidea Wood,193762

壮鼠科??Ischyromyidae Alston,187662

始似古鼠（新种）cf.Hulgana eoertnia sp.nov62

似古鼠未定种cf.Hulgana sp62

壮鼠科?属种未定?Ischyromyidae indet63

圆柱齿鼠科Cylindrodentidae Miller et Gidley,191864

似迈索鼠未定种cf.Mysops spp64

东方圆柱齿鼠（新属、新种）Orientocylindrodon liguanqiaoensis gen.et sp.nov66

似类真鼠未定种cf.Pareumys sp67

小结69

梳趾鼠超科Ctenodactyloidea Tullberg,189969

似鼠科Tamquammyidae Shevyreva,198469

似鼠亚科（新亚科）Tamquammyinae subf.nov70

双棘似鼠（新种）Tamquammys dispinorum sp.nov71

景文强鼠（新属、新种）Viriosomys jingweni gen.et sp.nov74

秦岭鼠亚科（新亚科）Tsinlingomyinae subf.nov75

杨氏秦岭鼠Tsinlingomys youngi Li,196375

淅川传夔鼠（新属、新种）Chuankueimys xichuanensis gen.et sp.nov.78

塔塔鼠科Tataromyidae Bohlin,194681

渑池原塔塔鼠（新属、新种）Protataromys mianchiensis gen.et sp.nov82

垣曲原塔塔鼠（新属、新种）Protataromys yuanquensis gen.et sp.nov83

豫鼠科Yuomyidae Dawson,Li et Qi,198485

豫鼠亚科（新亚科）Yuomyinae subf.nov86

豚豫鼠Yuomys cavioides Li,197586

皇冠鼠亚科（新亚科）Stelmomyinae subf.nov86

似步氏塞依卡鼠Saykanomys cf.bohlini（Dawson,1964）87

小皇冠鼠（新属、新种）Stelmomys parvus gen.et sp.nov89

钝齿灰鼠（新种）Boromys obtusus sp.nov91

短枝灰鼠（新种）Boromys brachyblastus sp.nov92

深裂学诗鼠（新属、新种）Xueshimys dissectus gen.et sp.nov93

珍鼠亚科（新亚科）Zoyphiomyinae subf.nov95

珍鼠（新属）Zoyphiomys gen.nov95

中国珍鼠（新属、新种）Zoyphiomys sinensis gen.et sp.nov95

大珍鼠（新属、新种）Zoyphiomys grandis gen.et sp.nov97

龙门细鼠（新属、新种）Zodiomys longmensis gen.et sp.nov98

倾斜类滇鼠（新属、新种）Anadianomys declivis gen.et sp.nov100

似倾斜类滇鼠Anadianomys cf.declivis101

亚洲始新世梳趾鼠类地史分布102

鼠型超科Muroidea Miller et Gidley,1918108

仓鼠科Cricetidae Rochebrune,1883108

祖仓鼠亚科（新亚科）Pappocricetodontinae subf.nov108

祖仓鼠Pappocricetodon Tong,1992108

绍氏祖仓鼠Pappocricetodon schaubi（Zdansky,1930）108

任村祖仓鼠Pappocricetodon rencunensis Tong,1992111

锥齿古亚鼠（新属、新种）Palasiomys conulus gen.et sp.nov114

罕仓鼠亚科（新亚科）Raricricetodontinae subf.nov117

罕仓鼠（新属）Raricricetodon gen.nov118

中条罕仓鼠（新属、新种）Raricricetodon zhongtiaensis gen.et sp.nov118

小罕仓鼠?（新属、新种）Raricricetodon?minorgen.et sp.nov.120

梯形罕仓鼠?（新属、新种）Raricricetodon?trapezius gen.et sp.nov.121

关于早期鼠型类（Muroidea）122

跳鼠超科Dipodoidea Weber,1 904128

林跳鼠科Zapodidae Coues,1875128

始蹶鼠（新属）Primisminthus gen.nov128

晋始蹶鼠（新属、新种）Primisminthusjinus gen.et sp.nov128

似晋始蹶鼠Primisminthus cf.jinus130

上河始蹶鼠（新属、新种）Pimrisminthus shanghenus gen.et wp.nov131

豫始蹶鼠（新属、新种）Primisminthus yuenus gen.et sp.nov132

伴月蹶鼠（新属）Banyuesminthus gen.nov135

双连伴月蹶鼠（新属、新种）Banyuesminthus diconjugatus gen.et sp.nov136

单连伴月蹶鼠新属、新种Banyuesminthus uniconjugatus gen.et sp.nov137

似中华蹶鼠未定种cf.Sinosminthus sp138

始新世中、晚期鼠齿类（Myodonta）小结139

囊鼠超科??Geomyoidea Weber,1904145

科未定Family incertae sedis145

猪齿鼠（新属）Hydentomys gen.nov145

隐脊猪齿鼠（新属、新种）Hydentomys crybelophus gen.et sp.nov.145

大猪齿鼠（新属、新种）Hydentomys major gen.et sp.nov148

猪齿鼠（Hydentomys gen.nov.）分类位置的探讨149

原真兽目PROTEUTHERIA Romer,1966150

对锥齿兽科Didymoconidae Kretzoi,1943150

对锥齿兽亚科（新范围）Didymoconinae Kretzoi,1943 new rank150

尖利家坚兽（新属、新种）Jiajianictis muricatus gen.et sp.nov151

对锥齿兽亚科属种未定种Didymoconinae indet152

阿丁兽亚科（新亚科）Ardynictinae subf.nov153

翟氏阿丁兽（新种）Ardynictis zhaii sp.nov154

对锥齿兽科的分化和分类位置154

五、讨论158

（一）石皮沟、上河和寨里小哺乳动物群的组成158

（二）石皮沟、上河和寨里小哺乳动物群的组成特征162

（三）石皮沟、上河和寨里小哺乳动物群的演替164

（四）垣曲和李官桥盆地小哺乳动物的性质168

（五）石皮沟、上河和寨里小哺乳动物群的时代170

（六）亚洲始新世中、晚期小哺乳类扩散172

主要参考文献174

英文摘要189

图版说明250

图表目录（LiSt Of FigureS and TableS）4

插图（Figures）4

1．李官桥盆地东部早第三纪地层分布图4

（Distribution of Paleogene in the eastern Liguanqiao Basin）5

2．石皮沟化石地点核桃园组地层实测剖面5

（Measured section of the Hetaoyuan Formation at Shipigou locality,north ofHetaoyuan Village of the Liguanqiao Basin）5

3．垣曲盆地早第三纪地层分布图8

（Distribution of Early Tertiary in the Yuanqu Basin）11

4．上河一带化石层位和峪里－寨里剖面对比图11

（Correction of the Shanghe section with the Yuli-Zhaili section）15

5．早期鼠齿类上下臼齿结构名称15

（Morphological terminology diagram of malors of the primitive myodonts）15

6．莱氏鼬鼩颊齿冠面19

（Ictopidium lechei,occlusal views of cheek teeth）20

7．莱氏鼬鼩具p3-4和6个臼前齿齿槽的左下颌骨（V10171.1）唇侧视20

（Ictopidium lechei,labial view of a fragment of left mandible with p3—4 and six ante-molar alveoli）20

8．似莱氏鼬鼩下颊齿冠面视22

（Ictopidium cf.lechei,occlusal views of p3 and ml）24

9．邱氏垣曲鼩（新属、新种）下颊齿冠面视24

（Yuanqulestes qiui gen.et sp.nov.,occlusal views of lower cheek teeth）24

10．食虫类臼前齿侧面视25

（Insectivora incertae sedis,lateral views of antemolars）26

11．似无跟鼩未定种下臼齿（Rm1/2,V101 98.1）冠面视26

（cf.Apternodus sp.,occlusal view of lower molar）28

12．齐氏类无跟鼩（新属、新种）颊齿冠面视28

（Iconapternodus qii gen.et sp.nov.,occlusal views of cheek teeth）28

13．秦岭新鼫（新属、新种），带i2-cl,p3-m3左下颌骨（V10203）冠面视和舌侧视31

（Neoryctes qinlingensis gen.et sp.nov.,occlusal and lingual views of left mandible）31

14．谢氏石蝠（新属、新种）上门齿上犬齿和上前臼齿侧面视33

（Lapichiropteryx xiei gen.et sp.nov.,lingual view of incisor,labial views of caninaand premolars）33

1 5．谢氏石蝠（新属、新种）右P4-M3（V10204—3）冠面视34

（Lapichiropteryx xiei gen.et sp.nov.,occlusal view of P4-M3

16．谢氏石蝠（新属、新种），存有c1—m3右下颌骨冠面视和唇面视34

（Lapichiropteryx xiei gen.et sp.nov.,occlusal and labial views of right lower jowwith c1-m3

17．石蝠未定种颊齿冠面视和侧面视37

（Lapichiropteryx sp.,lingual views of lower incisor and canina and occlusal views ofm3 and M2

18．类蝠?未定种臼前齿冠面视38

（Icaronycteris?sp.,occlusal views of RP3 and Rc1

19．?初蝠科属种未定，牙齿冠面视和侧面视39

（?Archaeonycterididae indet.,occlusal or lingual views of teeth）42

20．小蝙蝠亚目属种未定，颊齿冠面视42

（Microchiroptera indet.,occlusal views of cheek teeth）43

21．世纪曙猿上颊齿冠面视43

（Eosimias centennicus,occlusal views of upper cheek teeth）43

22．世纪曙猿下颊齿冠面视43

（Eosimias centennicus,occlusal views of lower cheek teeth）46

23．似世纪曙猿左m3（V10221.1）冠面视46

（Eosimias cf.centennicus,occlusal view of Lm3

24．吴氏任村猴（新种）右m2—3（正模，V10222）冠面视47

（Rencunius wui sp.nov.,occlusal view of Rm2—3

25．兔猴科属种未定，右上臼齿（V10223）冠面视49

（Adapidae indet.,occlusal view of an incomplete upper molar）51

26．?肖豕猴科属种未定，颊齿冠面视51

（?Microsyopidae indet.,occlusal views of cheek teeth）53

27．石皮沟壮兔颊齿冠面视53

（Strenulagus shipigouensis,occlusal views of cheek teeth）54

28．洛河卢氏兔左P4-M1（V10229）冠面视54

（Lushilagus lohoensis,occlusal view of left P4-M1

29．丹江卢氏兔?颊齿冠面视55

（Lushilagus?danjiangen sis,occlusal views of cheek teeth）57

30．戈壁兔未定种右p4（V10235.1）和左ml（V10235.2）冠面视57

（Gobiolagus sp.,occlusal views of Rp4 and Lml）58

31．雅致双峰兔（新属、新种）下颊齿冠面视58

（Dituberolagus venustus gen.et sp.nov.,occlusal views of lower cheek teeth）58

32．?壮鼠科属种未定，上颊齿冠面视64

（?Ischyromyidae indet.,occlusal views of upper cheek teeth ）65

33．似迈索鼠未定种颊齿冠面视65

（cf.Mysops spp.,occlusal views of cheek teeth）66

34．东方圆柱齿鼠（新属、新种）右P4-M2（V10244）冠面视66

（Orientocylindrodon liguanqiaoensis gen.et sp.nov.,occlusal view of right P4-M2

35．似类真鼠未定种上颊齿冠面视68

（cf.Pareumys sp.,occlusal views of LP4 and LM2

36．双棘似鼠（新种）颊齿冠面视72

（Tamquammys dispinorum sp.nov.,occlusal views of cheek teeth）75

37．景文强鼠（（新属、新种）右P4-M2（V10254）冠面视75

（Viriosomys jingweni gen.et sp.nov.,occlusal view of right P4-M2

38．杨氏秦岭鼠颊齿冠面视77

（Tsinlingomys youngi,occlusal views of cheek teeth）80

39．淅川传奎鼠（新属、新种）颊齿冠面视80

（Chuankueimys xichuanensis gen.et sp.nov.,occlusal views of cheek teeth and max-illa）80

40．渑池原塔塔鼠（新属、新种）颊齿冠面视82

（Protataromys mianchiensis gen.et sp.nov.,occlusal views of cheekteeth）82

41．垣曲原塔塔鼠（新属、新种）下颊齿冠面视84

（Protataromys yuanquensis gen.et sp.nov.,occlusal views of lower cheek teeth）84

42．似步氏塞依卡鼠颊齿冠面视87

（Saykanomys cf.bohlini,occlusal views of cheek teeth）90

43．小皇冠鼠（新属、新种）下颊齿冠面视90

（Stelmomys parvus gen.et sp.nov.,occlusal views of lower cheek teeth）90

44．小皇冠鼠（新属、新种）上颊齿冠面视90

（Stelmomys parvus gen.et sp.nov.,occlusal views of upper cheek teeth）90

45．钝齿灰鼠（新种）下颊齿冠面视92

（Boromys obtusus sp.nov.,occlusal views of lower cheek teeth ）93

46．短枝灰鼠（新种）下颊齿冠面视93

（Boromys brachylastus sp.nov.,occlusal viewa of lower cheek teeth）93

47．深裂学诗鼠（新属、新种）颊齿冠面视94

（Xueshimys dissectus gen.et sp.nov.,occlusal views of cheek teeth）94

48．中国珍鼠（新属、新种）颊齿冠面视96

（Zoyphiomys sinensis gen.et sp.nov.,occlusal views of cheek teeth）96

49．大珍鼠（新属、新种）左M2（V10275）冠面视98

（Zoyphiomys grandis gen.et sp.nov.,occlusal views of left M2

50．龙门细鼠（新属、新种）颊齿冠面视99

（Zodiomys longmensis gen.et sp.nov.,occlusal views of cheek teeth）99

51．倾斜类滇鼠（新属、新种）颊齿冠面视100

（Anadianomys decliv is gen.etsp.nov.,occlusal views of cheek teeth102

52．似倾斜类滇鼠上臼齿（V10285）冠面视102

（Anadianomys cf.declivis.occlusal view of LM2

53．绍氏祖仓鼠上颊齿冠面视109

（Pappocricetodon schaubi,occlusal views of upper molars）110

54．绍氏祖仓鼠下颊齿冠面视110

（Pappocricetodon schaubi,occlusal views of lower molars）111

55．绍氏祖仓鼠左下颊齿（V10287）冠面视111

（Pappocricetodon schaubi,occlusal views of Lm 1-3

56．任村祖仓鼠臼齿冠面视113

（Pappocricetodon rencunensis,occlusal views of molars）116

57．锥齿古亚鼠（新属、新种）颊齿冠面视116

（Palasiomys conulus gen.et sp.nov.,occlusal views of molars）118

58．中条罕仓鼠（新属、新种）颊齿冠面视118

（Raricricetodon zhongtiensis gen.et sp.nov.,occlusal views of molars）118

59．梯形罕仓鼠?（新属、新种）上臼齿冠面视121

（Raricecritodon?trapezius gen.et sp.nov.,occlusal views of upper molars）121

60．晋始蹶鼠（新属、新种）颊齿冠面视129

（Primisminthus jinus gen.et sp.nov.,occlusal views of cheek teeth）129

61．上河始蹶鼠（新属、新种）颊齿冠面视131

（Primisminthus shanghenus gen.et sp.nov.,occlusal views of cheek teeth）131

62．豫始蹶鼠（新属、新种）颊齿冠面视133

（Primisminthus yuenus gen. et sp. nov.,occlusal views of cheek teeth）133

63．双连伴月蹶鼠（新属、新种）颊齿冠面视136

（Banyuesminthus diconjugatus gen. et sp. nov.,occlusal views of cheek teeth）136

64．单连伴月蹶鼠（新属、新种）颊齿冠面视137

（Banyuesminthus un iconjugatus gen.et sp.nov.,occlusal views of cheek teetth）137

65．似中华蹶鼠未定种左m2冠面视139

（cf.Sinosminthus sp.,occlusal view of Lm2（V10299

66.隐脊猪齿鼠（新属、新种）颊齿冠面视146

（Hydentomys crybelophus gen.et sp.nov.,occlusal views of cheek teeth）146

67．大猪齿鼠（新属、新种）臼齿冠面视149

（Hydentomys major gen.et sp.nov.,occlusal views of molars）152

68．尖利家坚兽（新属、新种）右下颌骨（V10317）冠面视和舌侧视152

（Jiajianictismuricatus gen.et sp.nov.,occlusal and lingual views of rightmandible）152

69．对齿兽亚科属种未定,右p4和左m1三角座冠面视和侧面视153

（Didymoconinae indet.,occlusal and lateral views of trigonids of p4 and m1

70．翟氏阿丁兽（新种）下臼齿（V10319）冠面视和侧面视155

（Ardnictis zhaii sp.nov.,occlusal and lateral views of lower molar）155

71．石皮沟小动物群组成图，按各物种最小个体数在动物群中的比例161

（Diagram of the micromammalian faunal compositions from the Shipigou locality,byminimum number of individuals）161

72．任村段下化石层小动物群组成图，按各物种最小个体数在动物群中的比例162

（Diagram of the micromammalian faunal compositions from the Shanghe locality,byminimum number of individuals）162

73．寨里小动物群组成图，按各物种最小个体数在动物群中的比例163

（Diagram of the micromammalian faunal compositions from the Zhaili locality,byminimum number of individuals）163

74．石皮沟、上河和寨里化石地点啮齿类组合科级百分组成（按最小个体数）167

（Pereetage of familial composition of rodent assemblages by minimum number of indi-viduals at localities Shipigou,Shanghe and Zhaili）表（Tables）167

1．莱氏鼬鼩颊齿测量19

（Measurements of cheek teeth of Ictopidium lechei）28

2．齐氏类无跟鼩颊齿测量28

（Measurements of cheek teeth of Iconapternodus qii gen.et sp.nov.）28

3．谢氏石蝠颊齿测量36

（Measurements of teeth of Lapichiropteryx xiei gen.et sp.nov.）45

4．世纪曙猿颊齿测量45

（Meas urements of cheek teeth of Eosimias centennicus）52

5．石皮沟壮兔颊齿测量52

（Measurements of cheek teeth of Strenulagus shipigouensis）56

6．丹江卢氏兔?颊齿数据统计56

（Statistics for cheek teeth of Lushilagus?danjiangensis）58

7．雅致双峰兔（新属、新种）下颊齿测量58

（Measurements of lower cheek teethof Dituberolagus venustus gen.et sp.nov.）58

8．亚洲始新世兔形类上颊齿主要特征59

（Main characters of upper cheek teeth in Asian Eocene lagomorphs）59

9．双棘似鼠（新种）颊齿数据统计71

（Statistics for cheek teeth of Tamquammys dispinirumsp.nov.）74

10．景文强鼠（新属、新种）颊齿测量74

（Measurements of upper cheek teeth of Viriosomys jingweni gen.et sp.nov.）74

11．杨氏秦岭鼠颊齿数据统计76

（Statistics for cheek teeth of Tsinlingomys youngi）79

12．淅川传奎鼠（新属、新种）颊齿数据统计79

（Statistics for cheek teeth of Chuankueimys xichuanensis gen.et sp.nov.）79

13．渑池原塔塔鼠（新属种）和垣曲原塔塔鼠（新属种）颊齿测量84

（Measurements of cheek teeth of Protataromys mianchiensis gen.et sp.nov.and P.yuanquensis gen.et sp.nov.）84

14．似步氏塞依卡鼠下颊齿并与内蒙古、蒙古标本对比88

（Measurements of lower cheek teeth of Saykanomys cf.bohlini from the HetaoyuanFormation,and comparison with the known specimens from Inner Mongolia and Mon-golia）88

15．小皇冠鼠（新属、新种）颊齿数据统计91

（Statistics for cheek teeth of Stelmomys parvus gen.et sp.nov.）94

16．深裂学诗鼠（新属、新种）颊齿数据统计94

（Statistics for cheek teeth of Xueshimys dissectus gen.et sp.nov.）94

17．中国珍鼠（新属、新种）颊齿数据统计97

（Statistics for cheek teeth of Zoyphiomys sinensis gen.et sp.nov.）97

18．龙门细鼠（新属、新种）颊齿数据统计99

（Statistics for cheek teeth of Zodiomys longmensis gen.et sp.nov.）99

19．倾斜类滇鼠（新属、新种）颊齿数据统计101

（Statistics for cheek teeth of Anadianomys declivis gen.et sP.nov.）101

20．中亚原始梳趾鼠类的地史分布106

（Chronological distribution of primitive ctenodactyloids in Central Asia）106

21．绍氏祖仓鼠臼齿数据统计111

（Statistics for molars of Pappocricetodonschaubi）114

22．任村祖仓鼠臼齿数据统计114

（Statistics for molars of Pappocricetodon rencunensis）116

23．锥齿古亚鼠（新属、新种）臼齿数据统计116

（Statistics for molars of Palasiomys conulus gen.et sP.nov.）119

24．中条罕仓鼠（新属、新种）臼齿数据统计119

（Statistics for molars of Raricricetodon zhongtiensis gen.et sp.nov.）119

25．小罕仓鼠?（新属、新种）臼齿数据统计120

（Statistics for molars of Raricricetodon?minor gen.et sp.nov.）122

26．梯形罕仓鼠?（新属、新种）臼齿数据统计122

（Statistics for molars of Raricricetodon?trapezius gen.et sp.nov.）122

27．早期仓鼠类原始、过渡和进步形态127

（Character analysis of selected dental traits observed within primitive cricetids）127

28．晋始蹶鼠（新属、新种）臼齿数据统计130

（Statistics for molars of Primisminthus jinus gen.et sP.nov.）130

29．晋始蹶鼠与绍氏祖仓鼠颊齿间的差异130

（Morphological differences between the cheek teeth of Primisminthus iinus and Pap-pocricetodon schaubi）130

30．上河始蹶鼠（新属、新种）臼齿数据统计132

（Statistics for molars of Primisminthus shanghenus gen.et sp.nov.）132

31．豫始蹶鼠（新属、新种）臼齿数据统计133

（Statistics for molars of Primisminthus yuenus gen.et sp.nov.）135

32．豫始蹶鼠与锥齿古亚鼠颊齿间的区别点135

（Morphological differences between the cheek teeth of Primismninthus yuenus andPalasiomnys conulus）135

33．单连伴月蹶鼠（新属、新种）颊齿测量138

（Measurements of cheek teeth of Banyuesminthus uniconjugatus gen.et sp.nov）.138

34．始新世中晚期鼠齿类原始进步和过渡特征141

（Character analysis of selected dental traits observed within primitive muroids anddipodoids）141

35．隐脊猪齿鼠（新属、新种）颊齿数据统计147

（Statistics for check teeth of Hydentomys crybelophus gen.et sp.nov.）147

36．石皮沟、上河和寨里地点小哺乳动物相对丰度158

（Relative abundance of micrornammals from the localities of Shipigou,Shanghe andZhaili）158

37．石皮沟、上河和寨里动物群同科同属数165

（Faunal resemblance indix for faunas of Shipigou,Shanghe and Zhaili）165

38．石皮沟、上河和寨里小哺乳动物与欧洲、北美相近似的属169