Table 1 Collecting years and Fraction modern carbon obtained from the set of analysed samples.

From: The use of the terrestrial snails of the genera Megalobulimus and Thaumastus as representatives of the atmospheric carbon reservoir

Collecting year (AD)

Fraction modern

Genus/Species

LAB code

Sample code

Location

Latitude

Longitude

1948

0.9757 ± 0.0028

Megalobulimus granulosus

LACUFF150209

MZUSP 16581

Piçarras, SC

26° 45′50″S

48° 40′18″W

1960

0.9702 ± 0.0032

Megalobulimus sanctipauli

OxA-31912

MZUSP 29296

Luiz Alves, SC

26° 43′14″S

48° 55′58″W

0.9767 ± 0.0039

LACUFF150206

1961

0.9681 ± 0.0032

Megalobulimus sanctipouli

LACUFF 150207

MZUSP 29296

Luiz Alves, SC

26° 43′14″S

48° 55′58″W

1962

1.1454 ± 0.0156

Megalobulimus sp.

LACUFF 150329

MZUSP 29557

São Domingos, GO

13° 37′42″S

46° 19′27″W

1967

0.9653 ± 0.0047**

Thaumastus achilles

LACUFF 150334

MZUSP 111243

Marataizes, ES

21° 02′36″S

40° 49′28″W

1969

1.6041 ± 0.0092

Thaumastus taunaisii

LACUFF 150330

MZUSP 111230

Igaratá, SP

23° 12′ 16” S

46° 09′ 22” W

1970

1.5752 ± 0.0035

Thaumastus sp.

OxA-31909

MZUSP 26762

Baixo Gandú, ES

19° 31′08″S

41° 00′57″W

1.5694 ± 0.0037

LACUFF150204

1970

1.5707 ± 0.0034

Thaumastus sp.

OxA-31910

MZUSP 26762

Baixo Gandú, ES

19° 31′08″S

41° 00′57″W

1.5790 ± 0.0044

LACUFF150205

1972

1.1207 ± 0.0055**

Thaumastus taunaisii

LACUFF 150333

MZUSP 104511

Iporanga, SP

24° 35′08″S

48° 35′35″W

1973

1.4644 ± 0.0065

Thaumastus magnificus

LACUFF 150336

MZUSP 70654

Lima Duarte, MG

21° 50′33″S

43° 47′35″W

1974

1.4539 ± 0.0035

Megalobulimus terrestris

LACUFF 150210

MZUSP 29323

Caruarú, PE

08° 17′00″S

35° 58′34″W

1980

1.3193 ± 0.0061

Thaumastus sp.

LACUFF 150337

MZUSP 29556

Piraquara, PR

25° 26′38″S

49o03′44″W

1981

1.2886 ± 0.0031

Megalobulimus terrestris

OxA-31911

MZUSP 28900

Orobó, PE

07° 44′42″S

35° 36′08″W

1985

1.5788 ± 0.0036**

Thaumastus sp.

OxA-31907

MZUSP 62044

Baixo Gandú, ES

19° 31′08″S

41° 00′57″W

1985

1.4697 ± 0.0034**

Thaumastus sp.

OxA-31908

MZUSP 62044

Baixo Gandú, ES

19° 31′08″S

41° 00′57″W

1.4761 ± 0.0038**

LACUFF150203

1992

1.1542 ± 0.0055

Thaumastus sp.

LACUFF 150335

MZUSP 30461

Aracruz, ES

19° 49′13″S

40° 16′24″W

2001

1.1032 ± 0.0066

Thaumastus sp.

LACUFF 150331

MZUSP 33039

Praia Grande, SP

24° 00′21″S

46° 24′10″W

2004

1.0665 ± 0.0069

Thaumastus magnificus

LACUFF 150332

MZUSP 72411

Macaé, RJ

22° 22′15″S

41° 47′13″W

2013

1.0514 ± 0.0060

Thaumastus achilles

LACUFF 140577

MT1*

Cabo Frio, RJ

22° 52′46″S

42° 01′07″W

2013

1.0593 ± 0.0060

Thaumastus achilles

LACUFF 140578

MT2*

Cabo Frio, RJ

22° 52′46″S

42° 01′07″W

2013

1.0539 ± 0.0060

Thaumastus achilles

LACUFF 140579

MT3*

Cabo Frio, RJ

22° 52′46″S

42° 01′07″W

  1. *Results from ref. 22.
  2. **Results that plot further than 10 years from the bomb curve.
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