Table 2 Characteristics of species currently assigned to 'stout-bodied' forms of Typhlotanaidae.

From: Diversity under a magnifier lens: the case of Typhlotanaidae (Crustacea: Tanaidacea) in the N Atlantic

Genus

Species

Body

Pereonites margin

Antennule

Antennule

Article-1 (L:W)

Article-3 apical spur

Article-3 aesthetasc

Article-2 (L:W)

Article-2 with

Article-2 seta

Article-3 ornam

article-3 seta

Larsenotanais

L. amabilis

Compact

Rounded

2.7

Absent

Absent

n/a

Seta

Naked

Seta

Naked

L. crassus

Compact

Rounded

2.8

Absent

Absent

n/a

n/a

n/a

n/a

n/a

L. kamchaticus

Compact

Rounded

3.9

Absent

Absent

0.9

Seta

Short

Seta

Short

L. martini

Compact

Rounded

3.4

Absent

Absent

1.9

2 setae

Robust

Robust

Long

L. siegi

Compact

Rounded

2.9

Absent

Present

2.7

2 setae

Short

Naked

Naked

L. tillardi

Compact

Rounded

3.5

Absent

Absent

2.1

Seta

Short

Seta

Short

Brevitanais gr-1

Br. adipatus

Slender

Rounded

3.2

Absent

Absent

1.8

Naked

Naked

Naked

Naked

Br. anitae

Slender

Rounded

2.4

Present

Absent

1.0

Seta

Short

Seta

Short

Br. skolimowskae

Slender

Rounded

2.7

Present

Absent

1.8

Seta

Short

Seta

Short

Brevitanais gr-2

Br. kozakowskae

Slender

Rounded

2.3

Present

Absent

1.6

Seta

Short

Seta

Short

Br. nagayae

Slender

Rounded

3.0

Present

Absent

1.8

Naked

Naked

Naked

Naked

Br. sadleckae

Slender

Rounded

3.3

Present

Absent

1.8

Seta

Short

Naked

Naked

Brevitanais gr-3

Br. andeepae

Slender

Rounded

2.1

Absent

Absent

1.5

Seta

Short

Seta

Short

Br. cornutus

Slender

Rounded

2.3

Absent

Absent

1.5

Seta

Short

Seta

Short

Caesarella

C. igae

Compact

Straight

5.4

Absent

Present

2.3

Seta

Long

Seta

Long

C. isiae

Compact

Straight

4.1

Absent

Absent

1.8

Seta

Long

Seta

Long

Egriegiella

E. eximia

Compact

Rounded

5.4

Present

Absent

1.5

Seta

Long

Seta

Long

Gudmundotanais

G. gudmunssoni

Compact

Rounded

2.6

Present

Absent

1.3

Naked

Naked

Seta

Long

Hansenotanais

H. inermis

Slender

Rounded

n/a

Present

Present

n/a

2 setae

Short

n/a

n/a

H. hansjacobi

Compact

Rounded

n/a

Present

Absent

1.3

Seta

Long

Naked

Naked

H. partykae

Compact

Rounded

4.1

Present

Absent

1.3

Seta

Short

Seta

Long

Jurundurella

J. bioice

Slender

Straight

2.3

Present

Absent

1.3

n/a

n/a

Seta

Short

Sarsotanais

Sa. georgi

Compact

Rounded

4.75

Absent

Absent

1.3

Seta

Robust

Naked

Naked

Sarsotanais sp. A

Compact

Rounded

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

Stuttotanais

Su. carringtonae

Compact

Rounded

4.4

Present

Absent

1.9

Seta

Long

Seta

Long

Su. frenchae

Slender

Rounded

3.7

Present

Absent

1.9

Seta

Long

Seta

Long

Species

Pereopod-2

Pereopods 2-3

Carpus (L:W)

Carpus setae

Carpus ventrodistal seta

Merus calcified microtrichia

Propodus dorsodistal setation

Propodus ventrodistal margin

Propodus ventrodistal margin seta/spine

Propodus dorsodistal seta (> dactylus)

L. amabilis

1.7

4

Short

Absent

2 intermediate

Spine

Short

Intermediate

L. crassus

1.7

n/a

n/a

Absent

2 intermediate

n/a

n/a

n/a

L. kamchaticus

2.1

5

Short

Absent

2 intermediate

Spine

Short

Intermediate

L. martini

1.9

n/a

Short

Absent

2 intermediate

Seta

Short

Intermediate

L. siegi

2.4

5

Short

Absent

2 intermediate

Spine

Short

Intermediate

L. tillardi

2.1

4

Short

Absent

2 intermediate

Spine

Short

Intermediate

Br. adipatus

n/a

n/a

Short

Absent

2 intermediate

n/a

n/a

n/a

Br. anitae

1.8

2

Short

Absent

2 intermediate

spine

short

Intermediate

Br. skolimowskae

1.1

5

Short

Absent

2 intermediate

spine

short

Intermediate

Br. kozakowskae

1.6

3

Short

Absent

2 intermediate

spine

short

Intermediate

Br. nagayae

1.2

2

Short

Absent

2 intermediate

Seta

Long

Intermediate

Br. sadleckae

1.6

3

Short

Absent

2 intermediate

Spine

Short

Intermediate

Br. andeepae

1.4

3

Short

Absent

2 intermediate

Spine

Short

Intermediate

Br. cornutus

1.9

1

Short

Absent

2 intermediate

Naked

Naked

Intermediate

C. igae

2.2

5

Long

Absent

2 intermediate

Spine

Long

Intermediate

C. isiae

2.1

4

Long

Absent

2 intermediate

Spine

Long

Intermediate

E. eximia

3.5

3

Short

Present

1 intermediate

Seta

Short

Intermediate

G. gudmunssoni

2.4

2

Short

Absent

1 intermediate

Spine

Short

Long

H. inermis

n/a

n/a

Long

Absent

1 intermediate

n/a

n/a

Intermediate

H. hansjacobi

2.7

4

Long

Absent

n/a

Spine

Short

Intermediate

H. partykae

2.5

5

Long

Absent

1 intermediate

Spine

Short

Intermediate

J. bioice

1.5

3

Short

Absent

Long and short

Spine

Short

Long

Sa. georgi

2.3

4

Short

Present

Naked

Spine

Long

n/a

Sarsotanais sp. A

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

Su. carringtonae

1.8

3

Short

Present

1 intermediate

Seta

Short

Intermediate

Su. frenchae

2.5

3

Short

Present

2 intermediate

Naked

Naked

Intermediate

Species

Pereopods 4-6

Uropod

Ischium setae

Carpus prickly tubercles

Propodus dorsodisal seta

Unguis

Pleopods

Uropod endopod

Uropod exopod

Uropod exopod/endopod

L. amabilis

2

Present

Short

Simple

Regular

Uniarticulate

Uniarticulate

0.8

L. crassus

2

Present

Short

Simple

Regular

Uniarticulate

Uniarticulate

0.7

L. kamchaticus

2

Present

Short

Simple

Regular

Uniarticulate

Uniarticulate

0.7

L. martini

2

Present

Short

Simple

Regular

Uniarticulate

Uniarticulate

0.9

L. siegi

2

Present

Short

Simple

Regular

Uniarticulate

Uniarticulate

0.8

L. tillardi

2

Present

Short

Simple

Regular

Uniarticulate

Uniarticulate

0.8

Br. adipatus

2

Present

Long

n/a

Regular

Uniarticulated

Uniarticulated

0.8

Br. anitae

2

Present

Long

Bifurcate

Regular

Uniarticulate

Uniarticulate

0.8

Br. skolimowskae

2

Present

Long

Bifurcate

Regular

Uniarticulate

Uniarticulate

0.9

Br. kozakowskae

2

Present

Long

Bifurcate

Regular

Uniarticulate

Biarticulate

0.8

Br. nagayae

1

Present

Long

Bifurcate

Regular

Uniarticulate

Biarticulate

0.9

Br. sadleckae

2

Present

Long

Bifurcate

Regular

Uniarticulate

Biarticulate

0.8

Br. andeepae

2

Present

Long

Bifurcate

Regular

Biarticulate

Biarticulate

0.8

Br. cornutus

2

Present

Long

Bifurcate

Regular

Biarticulate

Biarticulate

0.8

C. igae

2

Present

Long

Bifurcate

Rudimentary

Uniarticulate

Uniarticulate

0.7

C. isiae

2

Cusps

Long

Bifurcate

Regular

Uniarticulate

Uniarticulate

0.7

E. eximia

2

Present

Short

Simple

Regular

Biarticulate

Biarticulate

1

G. gudmunssoni

2

Cusps

Short

Bifurcate

Regular

Biarticulate

Uniarticulate

0.9

H. inermis

n/a

Cusps

n/a

Bifurcate

Regular

n/a

n/a

0.6

H. hansjacobi

2

Cusps

Short

Bifurcate

Regular

Biarticulate

Uniarticulate

0.6

H. partykae

2

Cusps

Short

Bifurcate

Regular

Biarticulate

Uniarticulate

0.7

J. bioice

2

Present

Short

Bifurcate

Regular

Uniarticulate

Uniarticulate

0.8

Sa. georgi

2

Present

Short

Bifurcate

Regular

Biarticulate

Uniarticulate

0.7

Sarsotanais sp. A

n/a

n/a

n/a

n/a

n/a

n/a

n/a

n/a

Su. carringtonae

1

Present

Short

Simple

Regular

Biarticulate

Uniarticulate

0.8

Su. frenchae

2

Present

Short

Bifurcate

Regular

Biarticulate

Uniarticulate

0.8

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