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Table 2 Character states present in all P5-swimming crabs

From: New insights into the evolution of portunoid swimming crabs (Portunoidea, Heterotremata, Brachyura) and the brachyuran axial skeleton

Character

State

Statement

11

1

Sternum, median plate, dorsal margin, shape: more or less convex, without indentations and/or gaps between thoracomeres

15

1

Sternum, interosternite 6/7, connection to median plate: absent

16

1

Sternum, interosternite 7/8, connection to median plate: absent

18

2

Sternum, interosternite 4/5, medial margin, shape: transversal with lower margin being most medial, but not touching interosternite 4/5 of other lateral side

23

0

Sella turcica, covering of dorsal median plate margin: present

34

2 OR 3

Pereiopod 5, anterior coxa muscle, origin: at median plate + interosternite 7/8 OR at median plate + interosternite 7/8 + interopleurite 7/8

43

0

Pereiopod 5, long setae, arrangement: arranged in dense fringes along podomere margins

45

1

Pereiopod 5, carpus, disto-dorsal margin, propodus insertion: present

46

1

Pereiopod 5, propodus, lobe-like expansion of posterio-ventral margin: present

47

1

Pereiopod 5, dactylus, maximum width in relation to maximum width of P5 merus: larger

48

1

Pereiopod 5, dactylus, proximo-ventral margin, shape: concave

50

0

Carapace, maximum width in relation to maximum length: larger or equal