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61Aj110A
(Cenozoic loc. 23125)
, Kotzebue
, Kotzebue C-1 quad., Alaska. Latitude 66 deg. 43'42"; longitude 162 deg. 24'02". 15.80" north, 2.72" east of SW corner of quadrangle. Baldwin Peninsula, north of the Arctic Circle. Shells collected from woody peat 11 feet above sea level. R.J. Janda, 1961.
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61Aj127B
(Cenozoic loc. 23126)
, Selawik
, Selawik A-5 quad., Alaska. Latitude 66 deg. 13'06"; longitude 161 deg. 04'05". 15.07" north, 12.08" east of SW corner of quadrangle. Igloo Point. Muck and peat, 4' peaty silt and sand, 10' interbedded fibrous peat and medium sand down to beach. R.J. Janda, 1961.
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Pisidium lilljeborgi Clessin
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61Aj132B
(Cenozoic loc. 23127)
, Selawik
, Selawik A-5 quad., Alaska. Latitude 66 deg. 11'22"; longitude 161 deg. 05'30". 13.06" north and 11.46" east of SW corner of quadrangle. Igloo Point, Shells taken from steeply dipping interbeds of peaty silts and fine to medium sands. N.J. Janda, 1961.
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61Aj142B
(Cenozoic loc. 23128)
, Selawik
, Selawik B-6 quad., Alaska. Latitude 66 deg. 29'50"; longitude 161 deg. 52'10". 17.12" north and 3.61" east of SW corner of quadrangle. Baldwin Peninsula, north of Arctic Circle. Ice wedge collapse filling below forest bed of probable Sangamon age. R.J. Janda, 1961.
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Unidentifiable shell fragments
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61Aj147B
(Cenozoic loc. 23129)
, Selawik
, Selawik C-6 quad., Alaska. Latitude 66 deg. 31'22"; longitude 161 deg. 53'20". 1.53" north and 3.06" east of SW corner of quadrangle. Baldwin Peninsula, north of the Arctic Circle. Shells taken from grey silts with humified twiggy peat beds. Beds part of muck sequence.
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61Aj162
(Cenozoic loc. 23130)
, Selawik
, Selawik B-3 1:50,000 quad., Alaska. Latitude 66 deg. 22'30"; longitude 160 deg. 26'32". 10.91" north and 2.04" east of SW corner of quadrangle. Southeast shore of Selawik Lake. 10' thaw lake silt deposits. (161) 20' peaty sandy silt down to lake level. R.J. Janda, 1961.
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Pisidium casertanum (Poli)
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61Aj189C
(Cenozoic loc. 23131)
, Selawik
, Selawik C-3 1:50,000 quad., Alaska. Latitude 66 deg. 36'54"; longitude 160 deg. 21'58". 10" north and 5.78" east of SW corner of quadrangle. Northeast shore of Selawik Lake. 2' olive brown silt; 2" fibrous woody peat; 2' olive grey silt (189C) down to lake level. R.J. Janda, 1961.
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61AMA10
(Cenozoic loc. 23159)
, Nome
, Nome C-3 quad., Alaska. Latitude 64 deg. 37'40"; longitude 166 deg. 11'40". 8.84" north and 9.24" east of SW corner of quadrangle. Upper Sinuk River. Recent snails on mud flats of river. D.S. McCulloch, 1961.
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61AMA112B
(Cenozoic loc. 23160)
, Kotzebue
, Kotzebue D-1 quad., Alaska. Latitude 66 deg. 55'40"; longitude 162 deg. 29'48". 12.3" north and .09" east of SW corner of quadrangle. Sea bluffs 3 mi. northeast of Kotzebue. Shells taken from peat at base of thick section of reworked loess. D.S. McCulloch, 1961.
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61AMA138
(Cenozoic loc. 23161)
, Kotzebue
, Kotzebue C-1 quad., Alaska. Latitude 66 deg. 34'58"; longitude 162 deg. 00'30". 5.71" north and 13.57" east of SW corner of quadrangle. Baldwin Peninsula north of the Arctic Circle. 1.5' modern turf; 3' silt with many twigs and thin peat lenses; 12' olive grey silt with occasional woody horizons; 10" woody horizon with silt matrix heavily limonite stained (138); ? dark olive silt. D.S. McCulloch, 1961.
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Unidentifiable snail shell fragments
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61AMA142
(Cenozoic loc. 23162)
, Selawik
, Selawik B-6 quad., Alaska. Latitude 66 deg. 21'44"; longitude 161 deg. 51'42". 7.75' north and 3.85" east of SW corner of quadrangle. Baldwin Peninsula on Eschscholtz Bay. Light brown peat with woody base; blue-grey silt with occasional wood fragments (142); dusky brown massive silty peat down to beach. D.S. McCulloch, 1961.
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Sphaerium nitidum Clessin
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Pisidium lilljeborgi Clessin
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61AMA143
(Cenozoic loc. 23163)
, Selawik
, Selawik B-6 quad., Alaska. Latitude 66 deg. 21'40"; longitude 161 deg. 50'59". 7.68" north and 4.20" east of SW corner of quadrangle. Baldwin Peninsula on Eschscholtz Bay. 8'light olive-grey silt, fossiliferous extends down into ice wedge collapse fillings (143); 5' brown silt - contact with unit below is involved; 30'+thin interbeds of fine to medium sand and silt. D.S. McCulloch, 1961.
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Pisidium casertanum (Poli)
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Pisidium lilljeborgi Clessin
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61AMA144D
(Cenozoic loc. 23164)
, Selawik
, Selawik B-6 quad., Alaska. Latitude 66 deg. 21'45"; longitude 161 deg. 50'04". 7.77" north and 4.60" east of SW corner of quadrangle. Baldwin Peninsula on Eschscholtz Bay. 8' dark yellowish brown silt with involutions of 1' amplitude into underlying unit; 30' thin interbeds of silts in predominantly sandy section. Some frost cracks; 2' black silty peat. Horizonal and truncates collapse fillings below; 4'+silty sand like unit above. Cut by ice wedge collapses filled with olive grey silts (144D) from this collapse filling. D.S. McCulloch, 1961.
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Sphaerium nitidum Clessin
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Pisidium lilljeborgi Clessin
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Gyraulus circumstriatus (Tryon)
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61AMA187
(Cenozoic loc. 23165)
, Selawik
, Selawik D-4 1:50,000 quad., Alaska. Latitude 66 deg. 55'07"; longitude 160 deg. 37'07". 14.67" north and 13.35" east of SW corner of quadrangle. Riley channel of Kobuk Delta. Shells from 15' alternating fine sand and silt with very thin fibrous peat horizons. D.S. McCulloch, 1961.
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Discus cronkhitei (Newcomb)
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61AMA190
(Cenozoic loc. 23166)
, Selawik
, Selawik D-4 1:50,000 quad., Alaska. Latitude 66 deg. 55'43"; longitude 160 deg. 45'43". 15.52" north and 8.28" east of SW corner of quadrangle. Riley channel of Kobuk Delta. 4' contorted reworked loess with occasional peat stringers; 30'+loess cut by ice wedge collapse filling of fossiliferous twiggy organic rich silt. 190 from this silt. D.S. McCulloch, 1961.
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Sphaerium nitidum Clessin
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Pisidium casertanum (Poli)
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Helisoma subcretanum (Carpenter)
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61AMA209B
(Cenozoic loc. 23167)
, Selawik
, Selawik D-4 1:50,000 quad., Alaska. Latitude 66 deg. 50'52"; longitude 160 deg. 54'40". 8.53" north and 3.07" east of SW corner of quadrangle. Kobuk River. Shells from uppermost of three generations of ice wedge collapse fillings. D.S. McCulloch, 1961.
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Sphaerium nitidum Clessin
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Pisidium lilljeborgi Clessin
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61Ahp246
(Cenozoic loc. 23168)
, Nome
, Nome C-3 quad., Alaska. Latitude 64 deg. 35'57"; longitude 166 deg. 13'29". 6.85" north and 8.22" east of SW corner of quadrangle. Sinuk River bluffs. Shells collected from sands washing from Sangamon beach deposit, but may be Recent. D.M. Hopkins, 1961.
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61Ahp450B
(Cenozoic loc. 23169)
, Kotzebue
, Kotzebue C-1 quad., Alaska. Latitude 66 deg. 43'51"; longitude 162 deg. 26'52". 15.97" north and 1.42" east of SW corner of quadrangle. Cape Blossom, Baldwin Peninsula. All specimens taken from ice wedge collapse filling thought to represent 10,000 year thaw. D.M. Hopkins, 1961.
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Sphaerium nitidum Clessin
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Pisidium casertanum (Poli)
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Lymnaea stagnalis (Linnaeus)
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Armiger crista (Linnaeus)
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Helisoma subcretanum (Carpenter)
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61Ahp455A
(Cenozoic loc. 23170)
, Kotzebue
, Same locality as 23169 above. [which is: Kotzebue C-1 quad., Alaska. Latitude 66 deg. 43'51"; longitude 162 deg. 26'52". 15.97" north and 1.42" east of SW corner of quadrangle. Cape Blossom, Baldwin Peninsula]. D.M. Hopkins, 1961.
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Sphaerium nitidum Clessin
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Armiger crista (Linnaeus)
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Helisoma subcretanum (Carpenter)
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61Ahp459
(Cenozoic loc. 23171)
, Kotzebue
, Kotzebue C-1 quad., Alaska. Latitude 66 deg. 44'09"; longitude 162 deg. 30'04". 0.02" north and 16.35" east of SW corner of quadrangle. Cape Blossom, Baldwin Peninsula. Thaw lake deposit believed to represent period of warm climate 10,000 years ago but resting on Illinoian drift. D.M. Hopkins, 1961.
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61Ahp460A
(Cenozoic loc. 23172)
, Kotzebue
, Kotzebue C-1 quad., Alaska. Latitude 66 deg. 44'18"; longitude 162 deg. 30'04". 0.02" north and 16.50" east of SW corner of quadrangle. Cape Blossom, Baldwin Peninsula. Thaw lake deposit with large freshwater pelecypods and snails, large beaver chewed wood. Probably represents 10,000 year thaw. D.M. Hopkins, 1961.
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Sphaerium nitidum Clessin
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Pisidium casertanum (Poli)
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Pisidium obtusale (Lamarck)
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Armiger crista (Linnaeus)
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61Ahp461B
(Cenozoic loc. 23173)
, Kotzebue
, Kotzebue C-1 quad. Latitude 66 deg. 44'22"; longitude 162 deg. 30'22". 0.01" north and 16.55" east of SW corner of quadrangle. Cape Blossom, Baldwin Peninsula. Shells in ice wedge collapse filling of Wisconsin age. D.M. Hopkins, 1961.
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Pisidium casertanum (Poli)
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61Ahp463B
(Cenozoic loc. 23174)
, Kotzebue
, Kotzebue D-2 quad., Alaska. Latitude 66 deg. 46'12"; longitude 162 deg. 30'20". 1.39" north and 13.59" east of SW corner of quadrangle. Cape Blossom, Baldwin Peninsula. 2' congeliturbate; 6' highly disturbed silt and peaty silt, snails and twigs abundant (463B); 1.5' less disturbed thin bedded detrital peat in silt; beach. D.M. Hopkins, 1961.
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Sphaerium nitidum Clessin
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Pisidium lilljeborgi Clessin
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61Ahp472
(Cenozoic loc. 23175)
, Shungnak
, Shungnak 1:250,000 quad., Alaska. Latitude 66 deg. 55'00"; longitude 157 deg. 30'30". 16.1' north and 10.3' east of SW corner of quadrangle. Shells found in pond close to mouth of Black River, tributary to the Kobuk. D.M. Hopkins, 1961.
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Anodonta beringiana Middendorff
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61Ahp511A
(Cenozoic loc. 23176)
, Kotzebue
, Kotzebue C-1 quad., Alaska. Latitude 66 deg. 41'56"; longitude 162 deg. 12'01". 13.76" north and 8.22" east of SW corner of quadrangle. Beach bluffs near Riley's Wreck, Baldwin Peninsula. 1.5' oxidized frost stirred silt; 5' less oxidized peaty silt and silt with good stratification at base; 1' thin bedded detrital peat and peaty silt. Ice wedge collapse fillings top out in this unit; 8' greenish-grey stratified silt with snails and no other organic material (511A); 3.5' silt with peat and twigs. Contact with overlying silt is convoluted with relief of 1.5'; beach. D.M. Hopkins, 1961.
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Sphaerium nitidum Clessin
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Pisidium lilljeborgi Clessin
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61AHp514
(Cenozoic loc. 23177)
, Kotzebue
, Kotzebue C-1 quad., Alaska. Latitude 66 deg. 40'43"; longitude 162 deg. 09'30". 13.35" north and 9.40" east of SW corner of quadrangle. Riley's Wreck, Baldwin Peninsula. Shells collected from ice wedge collapse 12 feet wide topping out 5 feet above beach. May be Sangamon in age. D.M. Hopkins, 1961.
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61Ahp519A
(Cenozoic loc. 23178)
, Kotzebue
, Kotzebue C-1 quad., Alaska. Latitude 66 deg. 40'09"; longitude 162 deg. 08'43". 11.73" north and 9.78" east of SW corner of quadrangle. Arctic Circle, Baldwin Peninsula. Shells taken from well laminated beds of silt and very fine sand, below Sangamon(?) soil profile. Shells may be late Illinoian. D.M. Hopkins, 1961.
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Sphaerium nitidum Clessin
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Pisidium lilljeborgi Clessin
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61Ahp526A
(Cenozoic loc. 23179)
, Kotzebue
, Kotzebue C-1 quad., Alaska. Latitude 66 deg. 35'52"; longitude 162 deg. 03'41". 6.76" north and 12.10" east of SW corner of quadrangle. Arctic Circle, Baldwin Peninsula. Large fresh water Unios and large wood probably representing 10,000 year thaw. D.M. Hopkins, 1961.
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Anodonta beringiana Middendorff
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61Ahp531D
(Cenozoic loc. 23180)
, Kotzebue
, Kotzebue C-1 quad., Alaska. Latitude 66 deg. 36'20"; longitude 162 deg. 05'20". 7.30" north and 11.35" east of SW corner of quadrangle. Arctic Circle, Baldwin Peninsula. Recent mollusks collected with bison and other unidentified bones. D.M. Hopkins, 1961.
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61Ahp534
(Cenozoic loc. 23181)
, Selawik
, Selawik C-6 quad., Alaska. Latitude 66 deg. 33'42"; longitude 161 deg. 57'31". 4.26" north and 1.14" east of SW corner of quadrangle. Arctic Circle, Baldwin Peninsula. Shells collected on talus from muck sequence. Collection includes marine and nonmarine faunas, fruits and wood. D.M. Hopkins, 1961.
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61Ahp540D
(Cenozoic loc. 23182)
, Selawik
, Selawik C-6 quad., Alaska. Latitude 66 deg. 33'20"; longitude 161 deg. 56'54". 3.83" north and 1.42" east of SW corner of quadrangle. Arctic Circle, Baldwin Peninsula. Recent snails. D.M. Hopkins, 1961.
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61Ahp450E
(Cenozoic loc. 23186)
, Kotzebue
, Kotzebue C-1 quad., Alaska. Latitude 66 deg. 43'51"; longitude 162 deg. 26'52". 15.97" north and 1.42" east of SW corner of quadrangle. Cape Blossom, Baldwin Peninsula. All specimens taken from ice wedge collapse fillings thought to represent 10,000 year thaw. D.M. Hopkins, 1961.
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Pisidium casertanum (Poli)
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Gyraulus circumstriatus (Tryon)
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Armiger crista (Linnaeus)
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Helisoma subcretanum (Carpenter)
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