TABLE 1.Suggested instances of dimorphism in fossil clam shrimp inferred via carapace outline or dimensions.

 

Species

Superfamily

Age

Locality

Source

Cyzicus (Lioestheria) shackletonensis

Cyzoidea

U.Carb-L.Perm

ANTARCTICA - Shackleton Glacier

Babcock et al.et al.2002

Estheriina astartoides

Limnadioidea

U.Cret

BRAZIL - Potiguar Basin

Lana andCarvalho 2002

Endolimnadiopsis rusconii

Lioestherioidea

U.Tria

ARGENTINA - Mendoza Province

Gallego 2005

Shizhuestheria truncata

Eosestheriteoidea

M.Jura

CHINA - Sichuan Basin

Li ,Hiranoet al.et al.2009

Hemicycloleaia grantrangicus/Hemicycloleaia andersonae

Leaioidea

E.Carb

AUSTRALIA

Jones and Chen - 2000

Cratostracus? Cheni

Estheriteoidea

L.Cret - Aptian

CHINA - western Liaoning

Li and Batten 2004

Yanjiestheria dabeigouensis

Eosestherioidea

E.Cret

CHINA - eastern Jilin

Li et al.et al.2007

Dictyestheriae longata

Estheriteoidea

Cret?

CHINA - Yaojia Formation

Li, Wanet al.et al. 2009

Plectestheria songhuaensis

Estheriteoidea

U.Cret

CHINA - Jilin Province

Li et al.et al.2009b

Halysestheria yui

Estheriteoidea

Cret?

CHINA - Jilin Province

Li,Wan et al.et al. 2009

Isaura (Euestheria) harveyi

Cyzoidea

Perm

USA - Kansas

Tasch 1958

Pemphicyclus-Gabonestheria

Cyzoidea

L.Carb

 

Tasch 1961

Menucoestheria wichmanni

Eosestherioidea

Tria

ARGENTINA - Vera Formation

Gallego 2010

Abrestheria rotunda

Eosestherioidea

L.Cret

CHINA - NorthenHebei

Li et al.et al. 2006

Carapacestheria disgregaris

 

L.Jura

ANTARCTICA - Shackleton Glacier

Shen 1994

TABLE 2. Species used in this study with associated MANOVA significance values (p*) of between group differences and discriminant scores (DS) as a percentage classified correctly. The first four eigenshapes produced by analysis of the separate datasets were used in the MANOVA and discriminate analyses.

 

Dataset

M

F

MANOVA (p*)

DS (%)

L. badia, L. stanleyana, E. texana, E. dhali

60

60

2.03E-41

97

L. occidentalis

11

11

0.0497876

73

L. badia

15

15

6.92E-14

100

E. texana

15

15

1.17E-12

100

C. mexicanus

9

15

0.151

76

C. disgragaris †

18

16

1.74E-10

97