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E DITH C OWAN U NIVERSITY
E VOLUTION , S YSTEMATICS &
G EOGRAPHIC PARTHENOGENESIS OF
Ilyodromus
(C RUSTACEA , O STRACODA )
by
Rylan James Shearn, BSc Hons
A thesis submitted to Edith Cowan University in accordance with
requirements for the degree of Doctor of Philosophy
Submitted 27th February 2015
APPENDIX
A
S UPPLEMENTARY MATERIAL
C HAPTER 4 & 5
Table A.1: Diagnostic characters for all nominal species of Ilyodromus. Qualitative states are shown by an ’x’. Morphological characters were scored using illustrations in
previous descriptions, and those of the present study. Where information is not provided in the table, the character has not been illustrated or described in the literature
available for that species.
Species
Smooth
x
Fine striations
x
x
x
Broad striations
Fine nested within broad
x
x
x
x
x
x
Covered with dense setae
x
x
319
Continued on next page...
x
I. verreauxii
I. pectinatus
I. williamsi
I. lanaoensis
I. multifarius
I. kerguelensis
I. candonites
I. ellipticus
I. intermedius
I. dikrus
I. amplicolis
I. anisitsi
I. viridulus
I. substriatus
I. obtusus
I. smaragdinus
I. varrovillius
I. stanleyanus
Valve Surface
320
Table A.1: Continued
Species
I. verreauxii
I. pectinatus
I. williamsi
I. lanaoensis
I. multifarius
I. kerguelensis
I. candonites
I. ellipticus
I. intermedius
I. dikrus
Apex of anterior valve margin
APPENDIX A. SUPPLEMENTARY MATERIAL
CHAPTER 4 & 5
Continued on next page...
x
x
Above mid-height
I. amplicolis
x
At mid-height
x
x
x
x
x
I. anisitsi
x
x
x
I. viridulus
I. substriatus
I. obtusus
I. smaragdinus
x
no overlap
x
x
Posteriorly
x
x
x
x
Below mid-height
x
Anteriorly
x
x
x
Ventrally
I. varrovillius
I. stanleyanus
Strong overlap of LV over RV
Table A.1: Continued
Species
At mid-height
x
x
x
x
x
x
x
Above mid-height
LV Pegs, number and position
anteroventral & posteroventral, without list
x
x
x
x
x
anteroventral only, without list
x
anteroventral & posteroventral, with list
x
321
Continued on next page...
x
x
I. verreauxii
Below mid-height
I. pectinatus
I. williamsi
I. lanaoensis
I. multifarius
I. kerguelensis
I. candonites
x
I. ellipticus
I. dikrus
x
I. intermedius
I. amplicolis
I. obtusus
x
I. anisitsi
I. smaragdinus
x
I. viridulus
I. varrovillius
x
I. substriatus
I. stanleyanus
x
Apex of posterior valve margin
322
Table A.1: Continued
Species
I. verreauxii
I. pectinatus
I. williamsi
Selvage RV posterior
I. lanaoensis
I. multifarius
I. kerguelensis
I. candonites
I. ellipticus
I. intermedius
I. dikrus
I. anisitsi
I. viridulus
I. substriatus
I. smaragdinus
I. obtusus
I. varrovillius
I. stanleyanus
x
APPENDIX A. SUPPLEMENTARY MATERIAL
CHAPTER 4 & 5
Continued on next page...
x
x
x
Prominent
x
x
x
x
x
x
x
x
At periphery of valve margin
x
x
x
x
x
Blade-like
x
x
flattened/blunt
x
x
pointed
I. amplicolis
LV Pegs, shape
Table A.1: Continued
Species
I. verreauxii
Ventral margin sinuation
I. pectinatus
I. williamsi
x
I. lanaoensis
I. multifarius
I. kerguelensis
I. ellipticus
I. intermedius
I. dikrus
I. amplicolis
I. anisitsi
I. viridulus
I. substriatus
I. obtusus
I. smaragdinus
323
Continued on next page...
x
x
x
x
x
x
x
x
x
x
x
x
Weak
I. varrovillius
I. stanleyanus
x
x
x
Rounded posteriorly
x
x
x
x
x
x
x
x
Pointed posteriorly
x
x
x
x
Strong
x
Pointed anteriorly
x
I. candonites
Carapace in D/V view
324
Table A.1: Continued
Species
I. viridulus
x
x
x
I. verreauxii
I. substriatus
x
x
I. pectinatus
I. williamsi
I. lanaoensis
I. multifarius
I. kerguelensis
I. intermedius
I. obtusus
x
x
x
0.5
x
x
Rounded along hinge line
I. candonites
I. dikrus
I. smaragdinus
Greatest height of Cp (from anterior)
APPENDIX A. SUPPLEMENTARY MATERIAL
CHAPTER 4 & 5
Continued on next page...
I. amplicolis
I. varrovillius
x
I. anisitsi
I. stanleyanus
x
x
x
between 0.25 to 1 (rear 3/4)
x
x
x
x
x
between 0.3 to 0.7 (middle 1/3)
x
x
0.75
x
Flat along dorsal hinge line
x
0.25
x
x
x
x
x
I. ellipticus
Dorsal margin
Table A.1: Continued
Species
rior
I. verreauxii
Calcified inner lamella, extension inward from poste-
I. pectinatus
I. williamsi
I. lanaoensis
I. multifarius
I. kerguelensis
x
x
x
x
x
I. candonites
I. intermedius
I. ellipticus
I. dikrus
I. viridulus
I. anisitsi
I. substriatus
I. obtusus
I. smaragdinus
I. varrovillius
I. stanleyanus
325
Continued on next page...
x
x
x
0.25
x
x
0.2
x
x
x
x
x
x
much narrower than 0.2
x
x
x
x
x
x
0.5
x
0.75
x
x
I. amplicolis
Greatest width of Cp (from anterior)
326
Table A.1: Continued
Species
I. williamsi
I. ellipticus
I. candonites
x
x
x
x
I. verreauxii
I. lanaoensis
I. intermedius
I. dikrus
I. amplicolis
I. viridulus
I. anisitsi
I. substriatus
I. obtusus
I. smaragdinus
I. varrovillius
x
x
I. stanleyanus
x
I. pectinatus
I. multifarius
x
x
x
x
x
x
x
I. kerguelensis
x
LV list
x
APPENDIX A. SUPPLEMENTARY MATERIAL
CHAPTER 4 & 5
Absent
x
x
x
x
x
x
x
0.25
Continued on next page...
x
rior
x
much narrower than 0.2
x
Present anteriorly
x
0.2
x
Present posteriorly
x
Calcified inner lamella, extension inward from ante-
Table A.1: Continued
Species
x
I. verreauxii
I. viridulus
An1 3rd segment dorsal seta vs ventral seta
I. pectinatus
I. williamsi
I. lanaoensis
I. multifarius
I. substriatus
1.0
x
I. kerguelensis
I. candonites
I. obtusus
1.0
x
I. ellipticus
I. intermedius
I. smaragdinus
327
Continued on next page...
I. dikrus
I. varrovillius
0.6
I. anisitsi
I. stanleyanus
0.5
x
x
x
x
Dorsal longer
0.9
0.5
x
x
x
the same
0.4
0.7
RO/2nd segment length
x
Dorsal shorter
0.7
0.3
0.3
I. amplicolis
An1 Rome organ
328
Table A.1: Continued
Species
I. verreauxii
I. pectinatus
I. williamsi
I. lanaoensis
I. multifarius
I. kerguelensis
I. candonites
I. ellipticus
I. intermedius
I. dikrus
I. amplicolis
I. anisitsi
3.1
I. viridulus
I. obtusus
I. smaragdinus
An2 length ratios
APPENDIX A. SUPPLEMENTARY MATERIAL
CHAPTER 4 & 5
Continued on next page...
0.2
1.8
3.9
0.7
1.8
0.5
1.4
1.0
2.2
2.5
I. varrovillius
I. stanleyanus
x
All setae reduced
x
x
Four long natatory setae
x
x
x
x
x
x
Longest Natatory setae/2nd endopodal seg.
x
3 long natatory setae, 1 short
I. substriatus
An1 6th segment
Table A.1: Continued
Species
Four very reduced setae, one anterior setae longer
x
x
Four very reduced setae, two anterior setae longer
x
L6 length ratios
h2/3rd endopodal segment
2.5
2.6
2.8
2.7
2.9
2.4
2.6
2.8
2.7
2.5
2.5
h1/h3
2.0
1.0
1.0
0.5
0.7
0.7
0.7
0.3
0.5
0.7
0.7
UR lengths (um)
329
Continued on next page...
I. verreauxii
Five long setae, one short anterior seta
I. pectinatus
I. williamsi
I. lanaoensis
I. multifarius
x
I. kerguelensis
x
I. candonites
I. viridulus
x
I. ellipticus
I. substriatus
x
I. intermedius
I. obtusus
x
I. dikrus
I. smaragdinus
x
I. amplicolis
I. varrovillius
x
I. anisitsi
I. stanleyanus
x
An2 Natatory setae relative lengths
330
Table A.1: Continued
Species
325
398
429
Sa
20
61
67
45
45
36
80
70
46
30
46
Ga
96
207
168
163
163
131
260
172
159
177
182
Gp
67
164
126
110
131
102
225
118
125
150
171
Sp
44
91
68
68
74
50
115
95
57
75
91
Sa/ramus
0.1
0.1
0.2
0.1
0.1
0.1
0.2
0.2
0.1
0.1
0.1
Ga/ramus
0.4
0.4
0.5
0.5
0.4
0.4
0.5
0.5
0.5
0.4
0.4
Gp/ramus
0.3
0.4
0.4
0.3
0.3
0.3
0.5
0.3
0.4
0.4
0.4
CR length ratios
Continued on next page...
I. verreauxii
I. intermedius
364
I. pectinatus
I. dikrus
500
I. williamsi
I. amplicolis
302
I. lanaoensis
I. viridulus
384
I. multifarius
I. substriatus
358
I. kerguelensis
I. obtusus
336
I. candonites
I. smaragdinus
468
I. ellipticus
I. varrovillius
226
I. anisitsi
I. stanleyanus
APPENDIX A. SUPPLEMENTARY MATERIAL
CHAPTER 4 & 5
Ramus
Table A.1: Continued
Species
CR pectination
x
x
x
x
x
x
x
x
x
x
x
x
x
x
I. verreauxii
x
Strong
I. pectinatus
x
I. williamsi
I. viridulus
x
I. lanaoensis
I. substriatus
x
I. multifarius
I. intermedius
I. obtusus
x
I. kerguelensis
I. candonites
I. dikrus
I. ellipticus
I. amplicolis
I. smaragdinus
0.2
0.2
0.2
I. anisitsi
I. varrovillius
0.2
x
Sp bristle-like
I. stanleyanus
CR Sp
x
Sp claw-like
0.2
0.2
x
x
Weak
0.2
0.3
0.2
0.2
0.2
Sp/ramus
331