UMUT Nos. 23001 - 23200

CM 23001 Crenella peramoena Yokoyama, 1926, Syntype

Yokoyama, M., 1926d:  p. 233, pl. 29, fig. 2

CM 23001 Crenella peramoena Yokoyama, Syntype

Makiyama, J., 1958:  pl. 40, fig. 2

CM 23002 Crenella peramoena Yokoyama, 1926, Syntype

Yokoyama, M., 1926d:  p. 233, pl. 29, fig. 3

CM 23002 Crenella peramoena Yokoyama, Syntype

Makiyama, J., 1958:  pl. 40, fig. 3

CM 23003 Crenella peramoena Yokoyama, 1926, Syntype

Yokoyama, M., 1926d:  p. 233, pl. 29, fig. 4

CM 23003 Crenella peramoena Yokoyama, Syntype

Makiyama, J., 1958:  pl. 40, fig. 4

CM 23004 Pecten swiftii Bernardi

Yokoyama, M., 1926d

CM 23005 Pecten yessoensis Jay

Yokoyama, M., 1926d

CM 23006 Chrysodomus despectus (Linne)

Yokoyama, M., 1926d

CM 23007 Thyasira bisecta (Conrad) var. nipponica Yabe & Nomura

Yokoyama, M., 1926d

CM 23016 Fusus uyemurai Yokoyama, 1926, Holotype

Yokoyama, M., 1926e:  p. 238, pl. 30, fig. 4

CM 23016 Trophonopsis uyemurai (Yokoyama), Holotype

Makiyama, J., 1958:  pl. 41, fig. 4

CM 23016 Trophonopsis uyemurai (Yokoyama, 1926)

Amano, K., 2006:  p. 167, table 2

CM 23017 Chrysodomus despectus (Linne)

Yokoyama, M., 1926e

CM 23018 Buccinum leucostoma Lischke

Yokoyama, M., 1926e

CM 23019 Turritella nipponica Yokoyama

Yokoyama, M., 1926e

CM 23020 Galeodea (Sconsia) japonica Yokoyama

Yokoyama, M., 1926e

CM 23021 Natica janthostoma Deshayes

Yokoyama, M., 1926e

CM 23022 Natica janthostoma Deshayes

Yokoyama, M., 1926e

CM 23023 Mya arenaria Linne

Yokoyama, M., 1926e

CM 23024 Mya japonica Jay

Makiyama, J., 1958:  pl. 41, fig. 1

CM 23024 Mya arenaria Linne

Yokoyama, M., 1926e:  p. 241, pl. 30, fig. 1

CM 23024 Mya (Arenomya) japonica Jay

Shikama, T., 1943:  p. 235, pl. 37, fig. 17a, b

CM 23024 Mya (Arenomya) japonica Jay

Shikama, T., 1952:  p. 150, pl. 37, fig. 17

CM 23024 Mya (Arenomya) japonica Jay

Shikama, T., 1964:  p. 144, pl. 49, fig. 6

CM 23025 Mya arenaria Linne

Yokoyama, M., 1926e

CM 23026 Mactra semmiana Yokoyama

Yokoyama, M., 1926e

CM 23027 Spisula grayana (Schrenck)

Yokoyama, M., 1926e

CM 23028 Psammobia sp.

Yokoyama, M., 1926e

CM 23029 Tellina optiva Yokoyama

Yokoyama, M., 1926e

CM 23030 Macoma optiva (Yokoyama)

Makiyama, J., 1958:  pl. 14, fig. 2

CM 23030 Tellina optiva Yokoyama

Yokoyama, M., 1926e:  p. 242, pl. 30, fig. 2

CM 23030 Tellina optiva Yokoyama

Shikama, T., 1943:  p. 235, pl. 37, fig. 13

CM 23030 Macoma optiva (Yokoyama)

Shikama, T., 1952:  p. 150, pl. 37, fig. 13

CM 23030 Macoma optiva (Yokoyama)

Shikama, T., 1964:  p. 142, pl. 48, fig. 8a, b

CM 23031 Tellina optiva Yokoyama

Yokoyama, M., 1926e

CM 23032 Macoma dissimilis (Martens)

Yokoyama, M., 1926e

CM 23033 Macoma inquinata Deshayes

Yokoyama, M., 1926e

CM 23034 Cardium muticum Reeve

Yokoyama, M., 1926e

CM 23035 Cardium muticum Reeve

Yokoyama, M., 1926e

CM 23036 Serripes aff. groenlandicum (Bruguiere)

Makiyama, J., 1958:  pl. 41, fig. 3

CM 23036 Cardium pauperculum Yokoyama

Yokoyama, M., 1926e:  p. 243, pl. 30, fig. 3

CM 23037 Cardium pauperculum Yokoyama

Yokoyama, M., 1926e

CM 23038 Thyasira bisecta Conrad

Makiyama, J., 1958:  pl. 42, fig. 12

CM 23038 Thyasira bisecta Conrad nipponica Yabe & Nomura

Yokoyama, M., 1926e:  p. 243, pl. 31, fig. 12

CM 23038 Thyasira bisecta (Conrad) var. nipponica Yabe & Nomura

Yokoyama, M., 1926e

CM 23039 Thyasira bisecta (Conrad) var. nipponica Yabe & Nomura

Yokoyama, M., 1926e

CM 23040 Lucina (Phacoides) sp.

Yokoyama, M., 1926e

CM 23041 Venericardia ferruginea (Adams)

Yokoyama, M., 1926e

CM 23042 Astarte teshioensis Yokoyama, 1926, Syntype

Yokoyama, M., 1926e:  p. 244, pl. 31, fig. 1

CM 23042 Astarte (Tridontia) teshioensis Yokoyama, Syntype

Makiyama, J., 1958:  pl. 42, fig. 1

CM 23043 Astarte teshioensis Yokoyama, 1926, Syntype

Yokoyama, M., 1926e:  p. 244, pl. 31, fig. 2

CM 23043 Astarte (Tridontia) teshioensis Yokoyama, Syntype

Makiyama, J., 1958:  pl. 42, fig. 2

CM 23044 Astarte teshioensis Yokoyama, 1926, Syntype

Yokoyama, M., 1926e

CM 23045 Mytilus grayanus Dunker

Yokoyama, M., 1926e

CM 23046 Modiola barbata (Linne)

Yokoyama, M., 1926e

CM 23047 Pecten swiftii Bernardi

Yokoyama, M., 1926e

CM 23048 Pecten poculum Yokoyama, 1926, Syntype

Yokoyama, M., 1926e:  p. 245, pl. 32, fig. 2

CM 23048 Pecten (Patinopecten) poculum Yokoyama, Syntype

Makiyama, J., 1958:  pl. 43, fig. 2

CM 23049 Pecten poculum Yokoyama, 1926, Syntype

Yokoyama, M., 1926e:  p. 245, pl. 32, fig. 3

CM 23049 Pecten (Patinopecten) poculum Yokoyama, Syntype

Makiyama, J., 1958:  pl. 43, fig. 3

CM 23050 Pecten poculum Yokoyama, 1926, Syntype

Yokoyama, M., 1926e:  p. 245, pl. 32, fig. 1

CM 23050 Pecten poculum Yokoyama, Syntype

Makiyama, J., 1958:  pl. 43, fig. 1

CM 23051 Pecten poculus Yokoyama, 1926, Syntype

Yokoyama, M., 1926e

CM 23052 Pectunculus sp.

Yokoyama, M., 1926e

CM 23053 Nuculana sp.

Makiyama, J., 1958:  pl. 42, fig. 6

CM 23053 Leda sp.

Yokoyama, M., 1926e:  p. 246, pl. 31, fig. 6

CM 23054 Leda sp.

Yokoyama, M., 1926e

CM 23055 Acila (Truncacila) gottschei (Bohm)

Makiyama, J., 1958:  pl. 42, fig. 3

CM 23055 Nucula cobboldiae Sowerby

Yokoyama, M., 1926e:  p. 246, pl. 31, fig. 3

CM 23056 Acila (Truncacila) gottschei (Bohm)

Makiyama, J., 1958:  pl. 42, fig. 4

CM 23056 Nucula cobboldiae Sowerby

Yokoyama, M., 1926e:  p. 246, pl. 31, fig. 4

CM 23057 Nucula cobboldiae Sowerby

Yokoyama, M., 1926e

CM 23058 Nucula cobboldiae Sowerby

Yokoyama, M., 1926e

CM 23059 Nucula cobboldiae Sowerby

Yokoyama, M., 1926e

CM 23060 Acila divaricata (Hinds)

Makiyama, J., 1958:  pl. 42, fig. 5

CM 23060 Nucula mirabilis A. Adams & Reeve

Yokoyama, M., 1926e:  p. 247, pl. 31, fig. 5

CM 23060 Nucula (Acila) mirabilis A. Adams & Reeve

Shikama, T., 1943:  p. 236, pl. 38, fig. 2a, b

CM 23060 Acila divaricata (Hinds)

Shikama, T., 1952:  p. 152, pl. 38, fig. 2a, b

CM 23060 Acila (Acila) divaricata Hinds

Shikama, T., 1964:  p. 116, pl. 35, fig. 26a, b

CM 23061 Yoldia sagittaria Yokoyama

Makiyama, J., 1958:  pl. 43, fig. 4

CM 23061 Yoldia sagittaria Yokoyama

Yokoyama, M., 1926e:  p. 247, pl. 32, fig. 4

CM 23062 Yoldia sagittaria Yokoyama

Yokoyama, M., 1926e

CM 23063 Yoldia scapha Yokoyama, 1926, Syntype

Yokoyama, M., 1926e

CM 23064 Yoldia thraciaeformis (Storer)

Makiyama, J., 1958:  pl. 42, fig. 7

CM 23064 Yoldia scapha Yokoyama, 1926, Syntype

Yokoyama, M., 1926e:  p. 247, pl. 31, fig. 7

CM 23065 Yoldia thraciaeformis (Storer)

Makiyama, J., 1958:  pl. 42, fig. 8

CM 23065 Yoldia scapha Yokoyama, 1926, Syntype

Yokoyama, M., 1926e:  p. 247, pl. 31, fig. 8

CM 23066 Yoldia thraciaeformis (Storer)

Makiyama, J., 1958:  pl. 42, fig. 9

CM 23066 Yoldia scapha Yokoyama, 1926, Syntype

Yokoyama, M., 1926e:  p. 247, pl. 31, fig. 9

CM 23067 Yoldia thraciaeformis (Storer)

Makiyama, J., 1958:  pl. 42, fig. 10

CM 23067 Yoldia scapha Yokoyama, 1926, Syntype

Yokoyama, M., 1926e:  p. 247, pl. 31, fig. 10

CM 23068 Yoldia thraciaeformis (Storer)

Makiyama, J., 1958:  pl. 42, fig. 11

CM 23068 Yoldia scapha Yokoyama, 1926, Syntype

Yokoyama, M., 1926e:  p. 247, pl. 31, fig. 11

CM 23069 Yoldia scapha Yokoyama, 1926, Syntype

Yokoyama, M., 1926e

CM 23071 Tornatina longispirata Yokoyama

Yokoyama, M., 1926f

CM 23072 Tornatina yamakawai Yokoyama, 1926, Holotype

Yokoyama, M., 1926f:  p. 258, pl. 32, fig. 1

CM 23072 Decolifer yamakawai (Yokoyama), Holotype

Makiyama, J., 1958:  pl. 44, fig. 1

CM 23073 Retusa minima Yokoyama

Yokoyama, M., 1926f

CM 23074 Volvula angustata (A. Adams)

Yokoyama, M., 1926f

CM 23075 Volvula acutaeformis Yokoyama

Yokoyama, M., 1926f

CM 23076 Cylichna musashiensis Tokunaga

Yokoyama, M., 1926f

CM 23077 Cylichna musashiensis Tokunaga

Yokoyama, M., 1926f

CM 23078 Antiplanes (Rectiplanes) sanctiioannis (Smith)

Makiyama, J., 1958:  pl. 44, fig. 3

CM 23078 Pleurotoma sadoensis Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 259, pl. 32, fig. 3

CM 23080 Ophiodermella miyatensis (Yokoyama)

Makiyama, J., 1958:  pl. 44, fig. 2

CM 23080 Genotia pseudopannus Yokoyama

Yokoyama, M., 1926f:  p. 260, pl. 32, fig. 2

CM 23081 Ophiodermella miyatensis gracilis (Yokoyama)

Makiyama, J., 1958:  pl. 44, fig. 7

CM 23081 Genotia ogurana Yokoyama

Yokoyama, M., 1926f:  p. 260, pl. 32, fig. 7

CM 23082 Bela sattva Yokoyama, 1926, Holotype

Yokoyama, M., 1926f:  p. 260, pl. 32, fig. 5

CM 23082 Bela sattva Yokoyama, Holotype

Makiyama, J., 1958:  pl. 44, fig. 5

CM 23083 Bela ozawai Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 260, pl. 32, fig. 8

CM 23083 Propebela ? ozawai (Yokoyama), Syntype

Makiyama, J., 1958:  pl. 44, fig. 8

CM 23084 Bela ozawai Yokoyama, 1926, Syntype

Yokoyama, M., 1926f

CM 23085 Bela yanamii Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 261, pl. 32, fig. 11

CM 23085 Mohnia yanamii (Yokoyama), Syntype

Makiyama, J., 1958:  pl. 44, fig. 11

CM 23086 Bela yanamii Yokoyama, 1926, Syntype

Yokoyama, M., 1926f

CM 23087 Bela candida Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 261, pl. 34, fig. 1

CM 23087 Propebela (Turritoma) candita (Yokoyama), Syntype

Makiyama, J., 1958:  pl. 46, fig. 1

CM 23088 Bela candida Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 261, pl. 34, fig. 2

CM 23088 Propebela (Turritoma) candita (Yokoyama), Syntype

Makiyama, J., 1958:  pl. 46, fig. 2

CM 23089 Bela candida Yokoyama, 1926, Syntype

Yokoyama, M., 1926f

CM 23090 Bela candida Yokoyama, 1926, Syntype

Yokoyama, M., 1926f

CM 23091 Bela exquisita Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 262, pl. 32, fig. 9

CM 23091 Nematoma exquisita (Yokoyama), Syntype

Makiyama, J., 1958:  pl. 44, fig. 9

CM 23092 Bela exquisita Yokoyama, 1926, Syntype

Yokoyama, M., 1926f

CM 23093 Bela dissoluta Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 263, pl. 32, fig. 13

CM 23093 Granotoma dissoluta (Yokoyama), Syntype

Makiyama, J., 1958:  pl. 44, fig. 13

CM 23094 Bela dissoluta Yokoyama, 1926, Syntype

Yokoyama, M., 1926f

CM 23095 Mangilia deshayesii Dunker

Yokoyama, M., 1926f

CM 23096 Lienardia grainesi (Pilsbry)

Makiyama, J., 1958:  pl. 44, fig. 6

CM 23096 Mangilia sawanensis Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 263, pl. 32, fig. 6

CM 23097 Mangilia sawanensis Yokoyama, 1926, Syntype

Yokoyama, M., 1926f

CM 23098 Cancellaria lischkei Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 264, pl. 32, fig. 16

CM 23098 Cancellaria japonica lischkei Yokoyama, Syntype

Makiyama, J., 1958:  pl. 44, fig. 16

CM 23099 Cancellaria lischkei Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 264, pl. 32, fig. 17

CM 23099 Cancellaria japonica lischkei Yokoyama, Syntype

Makiyama, J., 1958:  pl. 44, fig. 17

CM 23100 Cancellaria lischkei Yokoyama, 1926, Syntype

Yokoyama, M., 1926f

CM 23101 Cancellaria lischkei Yokoyama, 1926, Syntype

Yokoyama, M., 1926f

CM 23102 Cancellaria tabatai Yokoyama, 1926, Holotype

Yokoyama, M., 1926f:  p. 265, pl. 32, fig. 12

CM 23102 Admete tabatai (Yokoyama), Holotype

Makiyama, J., 1958:  pl. 44, fig. 12

CM 23103 Cancellaria longispirata Yokoyama, 1926, Holotype

Yokoyama, M., 1926f:  p. 265, pl. 32, fig. 10

CM 23103 Cancellaria longispirata Yokoyama, Holotype

Makiyama, J., 1958:  pl. 44, fig. 10

CM 23104 Marginella cotamago Yokoyama

Yokoyama, M., 1926f

CM 23105 Fusus coreanicus Smith

Yokoyama, M., 1926f

CM 23106 Nassa (Hima) japonica A. Adams

Yokoyama, M., 1926f

CM 23107 Nassa (Hima) festiva Powis

Yokoyama, M., 1926f

CM 23108 Columbella (Atilia) masakadoi Yokoyama

Yokoyama, M., 1926f

CM 23109 Columbella (Mitrella) dunkeri Tryon

Yokoyama, M., 1926f

CM 23110 Columbella (Mitrella) dunkeri Tryon

Yokoyama, M., 1926f

CM 23111 Trophon subclavatus Yokoyama

Yokoyama, M., 1926f

CM 23112 Trophon nipponicus Yokoyama

Yokoyama, M., 1926f

CM 23113 Trophon nipponicus Yokoyama

Yokoyama, M., 1926f

CM 23114 Ocenebra japonica Dunker

Makiyama, J., 1958:  pl. 44, fig. 18

CM 23114 Trophon suborpheus Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 268, pl. 32, fig. 18

CM 23114 Ocinebrinae gen. et sp. indet.

Amano, K., 2006:  p. 165

CM 23115 Trophon suborpheus Yokoyama, 1926, Syntype

Yokoyama, M., 1926f

CM 23116 Trophon acharya Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 269, pl. 32, fig. 14

CM 23116 Trophonopsis acharya (Yokoyama), Syntype

Makiyama, J., 1958:  pl. 44, fig. 14

CM 23117 Searlesia japonica Yokoyama, 1926, Holotype

Yokoyama, M., 1926f:  p. 269, pl. 32, fig. 22

CM 23117 Searlesia japonica Yokoyama, Holotype

Makiyama, J., 1958:  pl. 44, fig. 22

CM 23117 Lirabuccinum japonicum (Yokoyama, 1926), Holotype

Amano, K. & Vermeij, G. J., 2003:  p. 866, fig. 2-4a,b

CM 23118 Ocinebra lumaria Yokoyama, 1926, Holotype

Yokoyama, M., 1926f:  p. 270, pl. 32, fig. 21

CM 23118 Ocinebrellus lumarius (Yokoyama, 1926), Holotype

Amano, K. & Vermeij, G. J., 1998:  p. 204, fig. 3-3a,b

CM 23118 Ocenebra lumaria Yokoyama, Holotype

Makiyama, J., 1958:  pl. 44, fig. 21

CM 23119 Plesioacirsa yokoyamai (Otuka)

Makiyama, J., 1958:  pl. 44, fig. 15

CM 23119 Bittium binodulosum Yokoyama

Yokoyama, M., 1926f:  p. 270, pl. 32, fig. 15

CM 23121 Batillaria cumingi (Crosse)

Makiyama, J., 1958:  pl. 44, fig. 20

CM 23121 Bittium ozawai Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 270, pl. 32, fig. 20

CM 23122 Bittium ozawai Yokoyama, 1926, Syntype

Yokoyama, M., 1926f

CM 23123 Cerithiopsis crassicincta Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 271, pl. 37, fig. 11

CM 23123 Seila crassicincta (Yokoyama), Syntype

Makiyama, J., 1958:  pl. 49, fig. 11

CM 23124 Cerithiopsis crassicincta Yokoyama, 1926, Syntype

Yokoyama, M., 1926f

CM 23125 Triforis otsuensis Yokoyama

Yokoyama, M., 1926f

CM 23126 Solariella nipponensis Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 272, pl. 33, fig. 16

CM 23126 Machaeroplax coreanica nipponensis (Yokoyama), Syntype

Makiyama, J., 1958:  pl. 45, fig. 16

CM 23127 Rissoa (Apicularia) sadoensis Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 272, pl. 33, fig. 12

CM 23127 Alvania (Actonia) sadoensis Yokoyama, Syntype

Makiyama, J., 1958:  pl. 45, fig. 12

CM 23128 Rissoa (Apicularia) sadoensis Yokoyama, 1926, Syntype

Yokoyama, M., 1926f

CM 23129 Rissoa (Apicularia ?) asura Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 273, pl. 33, fig. 15

CM 23129 Alvania asura (Yokoyama), Syntype

Makiyama, J., 1958:  pl. 45, fig. 15

CM 23130 Rissoa (Apicularia) asura Yokoyama, 1926, Syntype

Yokoyama, M., 1926f

CM 23131 Alvania ferruginea A. Adams

Makiyama, J., 1958:  pl. 45, fig. 18

CM 23131 Rissoa (Alvania) lusoria Yokoyama, 1926, Holotype

Yokoyama, M., 1926f:  p. 273, pl. 33, fig. 18

CM 23132 Rissoa (Alvania) sitta Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 274, pl. 33, fig. 13

CM 23132 Alvania (Nishiyama) sitta Yokoyama, Syntype

Makiyama, J., 1958:  pl. 45, fig. 13

CM 23133 Rissoa (Alvania) sitta Yokoyama, 1926, Syntype

Yokoyama, M., 1926f

CM 23134 Rissoa (Alvania) maya Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 274, pl. 32, fig. 24

CM 23134 Alvania (Taramellia) maya Yokoyama, Syntype

Makiyama, J., 1958:  pl. 44, fig. 24

CM 23135 Rissoa (Alvania) maya Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 274, pl. 32, fig. 25

CM 23135 Alvania (Taramellia) maya Yokoyama, Syntype

Makiyama, J., 1958:  pl. 44, fig. 25

CM 23136 Rissoa (Alvania) akibai Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 275, pl. 34, fig. 3

CM 23136 Alvania (Arsenia) akibai Yokoyama, Syntype

Makiyama, J., 1958:  pl. 46, fig. 3

CM 23137 Rissoa (Alvania) akibai Yokoyama, 1926, Syntype

Yokoyama, M., 1926f

CM 23138 Rissoa (Cingula) dharma Yokoyama, 1926, Holotype

Yokoyama, M., 1926f:  p. 275, pl. 33, fig. 9

CM 23138 Cingula dharma (Yokoyama), Holotype

Makiyama, J., 1958:  pl. 45, fig. 9

CM 23139 Rissoa (Cingula) mundana Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 276, pl. 33, fig. 11

CM 23139 Cingula mundana (Yokoyama), Syntype

Makiyama, J., 1958:  pl. 45, fig. 11

CM 23140 Rissoa (Cingula) mundana Yokoyama, 1926, Syntype

Yokoyama, M., 1926f

CM 23141 Rissoina submerculialis Yokoyama

Yokoyama, M., 1926f

CM 23142 Rissoina fortunata Yokoyama, 1926, Holotype

Yokoyama, M., 1926f:  p. 276, pl. 33, fig. 10

CM 23142 Rissoina fortunata Yokoyama, Holotype

Makiyama, J., 1958:  pl. 45, fig. 10

CM 23143 Rissoina tabatai Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 277, pl. 33, fig. 14

CM 23143 Rissoina tabatai Yokoyama, Syntype

Makiyama, J., 1958:  pl. 45, fig. 14

CM 23144 Rissoina tabatai Yokoyama, 1926, Syntype

Yokoyama, M., 1926f

CM 23145 Rissoina (Moerchiella) japonica Weinkauff

Makiyama, J., 1958:  pl. 46, fig. 12

CM 23145 Rissoina (Zebina ?) occulta Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 277, pl. 34, fig. 12

CM 23146 Rissoina (Zebina ?) occulta Yokoyama

Yokoyama, M., 1926f

CM 23147 Rissoina (Morchiella) sawanensis Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 277, pl. 34, fig. 7

CM 23147 Zebina (Moerchiella ?) sawanensis Yokoyama, Syntype

Makiyama, J., 1958:  pl. 46, fig. 7

CM 23148 Rissoina (Morchiella) sawanensis Yokoyama, 1926, Syntype

Yokoyama, M., 1926f

CM 23149 Natica janthostoma Deshayes

Yokoyama, M., 1926f

CM 23150 Natica janthostoma Deshayes

Yokoyama, M., 1926f

CM 23151 Polinices pallidus (Broderip & Sowerby)

Yokoyama, M., 1926f

CM 23152 Polinices pallidus (Broderip & Sowerby)

Yokoyama, M., 1926f

CM 23153 Scala azumana Yokoyama

Yokoyama, M., 1926f

CM 23154 Pyramidella (Iphiana) mira Yokoyama

Yokoyama, M., 1926f

CM 23155 Miralda (Egilima) gracilis Yokoyama

Makiyama, J., 1958:  pl. 44, fig. 19

CM 23155 Odostomia (Egilina) marielloides Yokoyama

Yokoyama, M., 1926f:  p. 279, pl. 32, fig. 19

CM 23156 Odostomia (Odostomia) suboxia Yokoyama

Yokoyama, M., 1926f

CM 23157 Odostomia (Ondina ?) calypso Yokoyama, 1926, Holotype

Yokoyama, M., 1926f:  p. 279, pl. 32, fig. 4

CM 23157 Menestho calypso (Yokoyama), Holotype

Makiyama, J., 1958:  pl. 44, fig. 4

CM 23158 Turbonilla (Strioturbonilla) pacifica Yokoyama

Yokoyama, M., 1926f

CM 23159 Turbonilla (Chemnitzia) fusoensis Yokoyama, 1926, Holotype

Yokoyama, M., 1926f:  p. 280, pl. 34, fig. 6

CM 23159 Turbonilla (Chemnitzia) fusoensis Yokoyama, Holotype

Makiyama, J., 1958:  pl. 46, fig. 6

CM 23160 Turbonilla (Pyrgiscus) yanamii Yokoyama, 1926, Syntype

Yokoyama, M., 1926f

CM 23161 Turbonilla (Pyrgiscus) yanamii Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 280, pl. 35, fig. 4

CM 23161 Tachyrhynchus yanamii (Yokoyama), Syntype

Makiyama, J., 1958:  pl. 47, fig. 4

CM 23162 Turbonilla (Pyrgiscus) yanamii Yokoyama, 1926, Syntype

Yokoyama, M., 1926f

CM 23163 Turbonilla (Tragula) spinulosa Yokoyama, 1926, Holotype

Yokoyama, M., 1926f:  p. 281, pl. 35, fig. 5

CM 23163 Turbonilla (Tragula) spinulosa Yokoyama, Holotype

Makiyama, J., 1958:  pl. 47, fig. 5

CM 23164 Turritellopsis acicula stimpsoni (Dall)

Makiyama, J., 1958:  pl. 45, fig. 17

CM 23164 Turbonilla (Cingulina) morsei Yokoyama, 1926, Holotype

Yokoyama, M., 1926f:  p. 281, pl. 33, fig. 17

CM 23165 Turbonilla (Cingulina) pseudocingulata Yokoyama, 1926, Holotype

Yokoyama, M., 1926f:  p. 281, pl. 35, fig. 1

CM 23165 Cingulina pseudocingulata (Yokoyama), Holotype

Makiyama, J., 1958:  pl. 47, fig. 1

CM 23166 Leptothyra amussitata (Gould)

Yokoyama, M., 1926f

CM 23167 Leptothyra amussitata (Gould)

Yokoyama, M., 1926f

CM 23168 Leptothyra Purpurescens (Dunker)

Yokoyama, M., 1926f

CM 23169 Leptothyra Purpurescens (Dunker)

Yokoyama, M., 1926f

CM 23170 Leptothyra pygmaea Yokoyama

Yokoyama, M., 1926f

CM 23171 Eotricolia tristis (Pilsbry)

Makiyama, J., 1958:  pl. 49, fig. 7

CM 23171 Phasianella tristis Pilsbry

Yokoyama, M., 1926f:  p. 283, pl. 37, fig. 7

CM 23172 Phasianella tristis Pilsbry

Yokoyama, M., 1926f

CM 23173 Gibbula orientalis Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 283, pl. 35, fig. 9

CM 23173 Gibbula orientalis Yokoyama, Syntype

Makiyama, J., 1958:  pl. 47, fig. 9

CM 23174 Gibbula orientalis Yokoyama, 1926, Syntype

Yokoyama, M., 1926f

CM 23175 Margarita vahliioides Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 283, pl. 37, fig. 8

CM 23175 Margarites vahliioides Yokoyama, Syntype

Makiyama, J., 1958:  pl. 49, fig. 8

CM 23176 Margarita vahliioides Yokoyama, 1926, Syntype

Yokoyama, M., 1926f

CM 23177 Margarita laudata Yokoyama, 1926, Holotype

Yokoyama, M., 1926f:  p. 284, pl. 34, fig. 8

CM 23177 Margarites laudata Yokoyama, Holotype

Makiyama, J., 1958:  pl. 46, fig. 8

CM 23178 Margarita hilarula Yokoyama, 1926, Holotype

Yokoyama, M., 1926f:  p. 284, pl. 34, fig. 9

CM 23178 Margarites (Margaritopsis) hilarula Yokoyama, Holotype

Makiyama, J., 1958:  pl. 46, fig. 9

CM 23179 Calliostoma kalavinka Yokoyama, 1926, Holotype

Yokoyama, M., 1926f:  p. 285, pl. 33, fig. 19

CM 23179 Calliostoma kalavinka Yokoyama, Holotype

Makiyama, J., 1958:  pl. 45, fig. 19

CM 23180 Pseudoliotia micans (A. Adams)

Makiyama, J., 1958:  pl. 44, fig. 23

CM 23180 Cyclostrema pulchellum Dunker

Yokoyama, M., 1926f:  p. 285, pl. 32, fig. 23

CM 23181 Cyclostrema pulchellum Dunker

Yokoyama, M., 1926f

CM 23182 Puncuturella nobilis A. Adams

Yokoyama, M., 1926f

CM 23183 Emarginula vadoso-sinuata Yokoyama

Yokoyama, M., 1926f

CM 23184 Acmaea kuragiensis Yokoyama

Yokoyama, M., 1926f

CM 23185 Notoacmaea concinna (Lischke)

Makiyama, J., 1958:  pl. 46, fig. 5

CM 23185 Acmaea concinna Lischke

Yokoyama, M., 1926f:  p. 286, pl. 34, fig. 5

CM 23186 Acmaea concinna Lischke

Yokoyama, M., 1926f

CM 23187 Notoacmaea schrenckii (Lischke)

Makiyama, J., 1958:  pl. 46, fig. 13

CM 23187 Acmaea schrenckii Lischke

Yokoyama, M., 1926f:  p. 287, pl. 34, fig. 13

CM 23188 Acmaea schrenckii Lischke

Yokoyama, M., 1926f

CM 23189 Acmaea asmiiformis Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 287, pl. 34, fig. 15

CM 23189 Tectura asmiiformis (Yokoyama), Syntype

Makiyama, J., 1958:  pl. 46, fig. 15

CM 23190 Acmaea asmiiformis Yokoyama, 1926, Syntype

Yokoyama, M., 1926f

CM 23191 Lepeta (Cryptobranchia) lima Dall

Makiyama, J., 1958:  pl. 46, fig. 4

CM 23191 Acmaea asperulata Yokoyama, 1926, Holotype

Yokoyama, M., 1926f:  p. 287, pl. 34, fig. 4

CM 23191 Acmaea asperulata Yokoyama, 1926, Holotype

Sasaki, T. et al., 2008:  p. 38, fig. 1E,F

CM 23192 Acmaea oblongata Yokoyama, 1926, Syntype

Yokoyama, M., 1926f:  p. 288, pl. 34, fig. 14

CM 23192 Siphonacmea oblongata (Yokoyama), Syntype

Makiyama, J., 1958:  pl. 46, fig. 14

CM 23193 Acmaea oblongata Yokoyama, 1926, Syntype

Yokoyama, M., 1926f

CM 23194 Acmaea angustitesta Yokoyama, 1926, Holotype

Yokoyama, M., 1926f:  p. 288, pl. 34, fig. 10

CM 23194 Siphonacmea angustitesta (Yokoyama), Holotype

Makiyama, J., 1958:  pl. 46, fig. 10

CM 23194 Acmaea angustitesta Yokoyama, 1926, Holotype

Sasaki, T. et al., 2008:  p. 39, fig. 2A–C

CM 23195 Helcioniscus pallidus (Gould)

Yokoyama, M., 1926f

CM 23196 Siphonodentalium (Pulsellum) ozawai Yokoyama, 1926, Holotype

Yokoyama, M., 1926f:  p. 289, pl. 34, fig. 11

CM 23196 Siphonodentalium (Pulsellum) ozawai Yokoyama, Holotype

Makiyama, J., 1958:  pl. 46, fig. 11

CM 23197 Panope generosa Gould

Yokoyama, M., 1926f

CM 23198 Corbula venusta Gould

Yokoyama, M., 1926f

CM 23199 Mactra sulcataria Deshayes

Yokoyama, M., 1926f

CM 23200 Spisula grayana Schrenck

Yokoyama, M., 1926f