|
1
|
Antennule
|
|
2
|
Antennule, with a secondary annulated branch (flagellum)
|
|
3
|
Antennule, with a tertiary branch (flagellum)
|
|
4
|
Antennule, with a scale
|
|
5
|
Antennule, number of annulations
|
|
6
|
Antennule, extent of setation
|
|
7
|
Antennule, insertion of anterior setae
|
|
8
|
Distinctive large seta on antennule
|
|
9
|
Aesthetascs on antennule
|
|
10
|
Antennule, shape
|
|
11
|
Antennule, positioning
|
|
12
|
Antennule with an attachment disc covered with cuticular villi
|
|
13
|
Antennule with (motile) distal claw for mechanical attachment
|
|
14
|
Antenna
|
|
15
|
Antennae, length of protopod
|
|
16
|
Antenna with masticatory/arthritic/gnathobasic process
|
|
17
|
Antenna, morphology of masticatory process
|
|
18
|
Antenna, anterior branch of masticatory process
|
|
19
|
Antennal endopod
|
|
20
|
Antenna, endopod setation
|
|
21
|
Second antennae: exopod
|
|
22
|
Antenna, number of setae on exopod
|
|
23
|
Second antennae: basipodite
|
|
24
|
Antennal endopod segments
|
|
25
|
Antennal exopod multi-annulated
|
|
26
|
Second antennal exopod paddle-shaped
|
|
27
|
Antennal exopod setation type
|
|
28
|
Antenna, segmentation of exopod
|
|
29
|
Antenna with proximal endite
|
|
30
|
Proximal endite on antenna is enlarged to form a coxa
|
|
31
|
Mandible
|
|
32
|
Mandibular endopod (palp)
|
|
33
|
Mandible, segmentation of endopod
|
|
34
|
Mandibular palp: setation of endopod segment 1
|
|
35
|
Mandibular palp as filter screen of >3 setae
|
|
36
|
Mandibular exopod
|
|
37
|
Mandibular exopod multi-annulated
|
|
38
|
Mandibular exopod paddle-shaped
|
|
39
|
Exopods of mandibular segments with inwardly directed setae
|
|
40
|
Mandibular exopod with 3-2 setation pattern
|
|
41
|
Mandible with proximal endite
|
|
42
|
Proximal endite of mandible enlarged to form a coxa
|
|
43
|
Mandibular coxa fused with basis
|
|
44
|
Mandibular basis with toothed endite
|
|
45
|
Mandibular gnathal edge
|
|
46
|
Mandible: row of teeth along edge of molar surface
|
|
47
|
Maxillule
|
|
48
|
Maxillular exopod
|
|
49
|
Maxillular exopod multi-annulated
|
|
50
|
Maxillular exopod paddle-shaped
|
|
51
|
Maxillular exopod reaching into arthrodial membrane
|
|
52
|
Maxillular exopod modification as branchial plate
|
|
53
|
Maxillule with proximal endite
|
|
54
|
Maxillular palp
|
|
55
|
Maxillule differentiated from thoracopods
|
|
56
|
Maxillular modification (Branchiura)
|
|
57
|
Maxillular endopod chelate
|
|
58
|
Maxilla
|
|
59
|
Maxillary exopod
|
|
60
|
Maxillary exopod multi-annulated
|
|
61
|
Maxillary exopod paddle-shaped
|
|
62
|
Maxillary exopod reaching into limb membrane
|
|
63
|
Maxilla with proximal endite
|
|
64
|
Epipodite on maxilla
|
|
65
|
Maxilla with tooth
|
|
66
|
Maxilla as labium
|
|
67
|
Maxillary palp (labial palp)
|
|
68
|
Maxillary endopod chelate
|
|
69
|
Maxilla differentiated from thoracopods
|
|
70
|
Labrum
|
|
71
|
Labrum, number of major posterior spines
|
|
72
|
Labrum reduced
|
|
73
|
Sternum
|
|
74
|
Paragnaths
|
|
75
|
Post-cephalic filter feeding apparatus with sternitic food groove
|
|
76
|
Postmandibular limbs with limb base differentiated as basipod + coxa
|
|
77
|
Protopodite of post-mandibular limbs elongate, fleshy, extended as numerous soft, setiferous endites
|
|
78
|
First thoracopod (sixth limb)
|
|
79
|
First thoracopod as maxilliped
|
|
80
|
Epipodite on maxilliped respiratory
|
|
81
|
Second thoracopod (seventh limb)
|
|
82
|
Seventh limb as cleaning limb
|
|
83
|
Third thoracopod (eighth limb)
|
|
84
|
Number of additional thoracic limbs
|
|
85
|
Eighth thoracopod modified into small, subspherical appendages
|
|
86
|
Trunk limbs, dorsal lobe of exopods
|
|
87
|
Sixth limb, number of endites
|
|
88
|
Trunk limbs with lobate endites formed by folds in limb bud
|
|
89
|
Thoracopods with epipodites
|
|
90
|
Thoracopod epipodites paddle-shaped
|
|
91
|
Trunk limb tips, developmental direction
|
|
92
|
Intercoxal sclerites on thoracopods 2-6
|
|
93
|
Denticles on limbs
|
|
94
|
Differentiated pleopods
|
|
95
|
Number of pleopods
|
|
96
|
Uropods
|
|
97
|
Gonopods
|
|
98
|
Paired thoracic dorsal setae
|
|
99
|
Annulated caudal filament
|
|
100
|
Furcal rami/cerci
|
|
101
|
Furcal position
|
|
102
|
Furcal setae
|
|
103
|
Telson shape
|
|
104
|
Dorsal pair of telsonal setae
|
|
105
|
Dorsocaudal spine
|
|
106
|
Telson cleft
|
|
107
|
Caudal papilla
|
|
108
|
Caudal process
|
|
109
|
Body segmentation externally visible
|
|
110
|
Toothed furrows
|
|
111
|
Tergopleural outgrowths
|
|
112
|
Coxal plates
|
|
113
|
Number of somites
|
|
114
|
Neck (dorsal) organ
|
|
115
|
Lattice organs
|
|
116
|
Carapace
|
|
117
|
Presence of headshield
|
|
118
|
Headshield extension
|
|
119
|
Cephalic shield continuous with free trunk dorsum
|
|
120
|
Cephalic shield with distinct facetotectan ridges
|
|
121
|
Carapace with distinct hinge line
|
|
122
|
Ventral extent of the carapace
|
|
123
|
Dorsal area of bivalved carapace
|
|
124
|
Incisur
|
|
125
|
Doublure
|
|
126
|
Frontolateral horns/pores
|
|
127
|
Frontal filaments
|
|
128
|
Rostrum
|
|
129
|
Carapace adductor muscles
|
|
130
|
Postoral adductor muscle
|
|
131
|
Carapace molt retention (i.e. 'growthlines')
|
|
132
|
Corpora allata
|
|
133
|
Wings
|
|
134
|
Number of median eyes
|
|
135
|
Naupliar eye, number of ocelli
|
|
136
|
Number of lateral eyes
|
|
137
|
Number of compound eyes
|
|
138
|
Internalized compound eyes
|
|
139
|
Head/mouth orientation
|
|
140
|
Gut
|
|
141
|
Bellonci organ
|
|
142
|
Dorsal heart with segmental ostia and pericardial sinus
|
|
143
|
Role of serosa (= cuticle secreting membrane) in definitive dorsal closure (formation of dorsal body wall)
|
|
144
|
Differentiation of amnion as provisional dorsal closure of embryo
|
|
145
|
Blastodermal cuticle (cuticular egg envelope)
|
|
146
|
Ectoteloblasts (forming part of metanaupliar/egg-naupliar region of germ band)
|
Go to search
Citation
Taxa
Matrices
Trees
Analyses
Citation title: "Testing the phylogenetic position of Cambrian pancrustacean larval fossils by coding ontogenetic stages".
