28
No.
Species
Nurse cells in
Early(growing) doublets
Early vitellogenic doublets
Cell
Nucleus
Nucleolus
Cell
Nucleus
Nucleolus
9
Gregarinidra serrata ➌
10.5
6.0
3.0
10
Klugefl ustra antarctica ➍
10.0
7.0
3.0
11
Nematofl ustra fl agellata
6.5
4.5
2.5
12
Securifl ustra securifrons
15.0
10.0
3.0
13
Spiralaria fl orea
30.0 × 27.0
20.0 × 17.0
6.0 × 5.0
14
Bugula fl abellata ➌
10.0
4.0
2.5
15
Bugula neritina ➌
10.0
5.0
16
Bicellariella ciliata ➍
7.0(15.0)
6.0
3.0
16.0
11.0
6.0
17
Dendrobeania quadridentata
12.0
10.0
2.5
30.0 × 27.0
20.0
7.0
18
Dimetopia cornuta
14.5
10.0
2.0
17.0 × 14.0
11.0
19
Beania bilaminata ➍
(39.25)
36.0 × 35.0
18.0 × 16.0
10.0
20
Bugulopsis monotrypa
9.0
7.5
1.0
21
Caberea solida
(21.0 × 20.0)
15.0
5.0
22
Menipea roborata
12.5
6.0
2.0
23
Scrupocellaria scabra
13.5
10.0
2.0
24
Scrupocellaria scruposa
7.0
6.0
2.0
25
Micropora notialis ➍
10.0
6.0
2.5
26
Steginoporella perplexa
13.5
10.0
4.0
67.0 × 35.0
30.0
9.0
27
Cellaria tenuirostris ➍
22.0 × 16.0
20.0 × 15.0
14.0 × 12.0
30.0 × 26.0
22.0 × 20.0
15.0 × 14.0
28
Cellaria fi stulosa ➌
13.0
9.0
2.5
25.0 × 12.0
12.0 × 10.0
6.0
29
Steginocellaria magnimandibulata
45.0 × 25.0
20.0 × 15.0
5.0
30
Euginoma conica
60.0 × 42.0
31
Cribrilina macropunctata
7.0
5.5
1.0
32
Cribrilina annulata
6.05
4.5
2.0
40.0–42.0
33
Puellina radiata
11.75
5.5
2.75
34
Corbulipora tubulifera
6.5
4.5
1.5
35
Euthyroides episcopalis
14.0
36
Eurystomella foraminigera
14.0
10.0
4.0
16.0 × 15.0
13.0 × 11.0
5.0
37
Celleporella hyalina ➍
12.5
8.0
3.5
18.0
38
Antarctothoa bougainvillei
13.0
39
Antarctothoa sp.
8.25
6.5
3.0
40
Arachnopusia unicornis
12.5
45.0 × 40.0
25.0 × 23.0
7.5
41
Arachnopusia sp.
12.0 × 9.0
10.0 × 7.0
2.0
55.0 × 42.0
35.0 × 31.0
11.0
42
Sinuporaria sp.
(30.0 × 17.0)
16.0 × 15.0
6.0
43
Porella proboscidea
(22.0 × 20.0)
18.0 × 17.0
6.0 × 5.0
44
Porella minuta
(15.0)
11.0 × 10.0
5.0
30.0 × 25.0
24.0 × 20.0
7.5
45
Porella smitti
13.0
10.0
2.0
35.0 × 20.0
18.0 × 15.0
6.0
46
Rhamphostomella ovata
30.0
23.0 × 15.0
8.0
47
Rhamphostomella costata
(26.0 × 10.0)
18.0 × 9.0
6.0
65.0 × 40.0
32.0 × 31.0
14.0 × 13.0
48
Arctonula arctica
40.0
25.0
8.0
49
Escharella immersa
(40.0 × 22.0)
25.0 × 11.0
50
Exochella sp.
(20.0 × 13.0)
12.0
3.5
50.0 × 26.5
25.0 × 23.0
7.5 × 6.5
51
Smittina obicullata
(20.0 × 14.0)
5.0 × 4.0
52
Smittina majuscula
(27.0 × 21.0)
17.0 × 11.0
5.0
30.0 × 25.0
25.0 × 16.0
6.0
53
Smittina concinna
14.0 × 13.0
9.5
3.0
35.0 × 30.0
26.0 × 25.0
6.0
54
Smittina antarctica
(20.0 × 19.0)
17.0 × 13.0
5.0 × 4.0
55.0 × 35.0
25.0 × 24.0
7.0
55
Smittoidea reticulata
(25.0 × 24.0)
18.0 × 17.0
4.0
35.0 × 20.0
17.0 × 16.5
5.0
56
Parasmittina crosslandi
13.5
11.0
4.0
57
Schizomavella lineata
(15.0 × 14.0)
13.0 × 12.0
3.0
Table 1.5 (continued)
(continued)
1 Reproductive Patterns of Gymnolaemate Bryozoa: General Overview and Comparative Analysis
No.
Species
Nurse cells in
Early(growing) doublets
Early vitellogenic doublets
Cell
Nucleus
Nucleolus
Cell
Nucleus
Nucleolus
9
Gregarinidra serrata ➌
10.5
6.0
3.0
10
Klugefl ustra antarctica ➍
10.0
7.0
3.0
11
Nematofl ustra fl agellata
6.5
4.5
2.5
12
Securifl ustra securifrons
15.0
10.0
3.0
13
Spiralaria fl orea
30.0 × 27.0
20.0 × 17.0
6.0 × 5.0
14
Bugula fl abellata ➌
10.0
4.0
2.5
15
Bugula neritina ➌
10.0
5.0
16
Bicellariella ciliata ➍
7.0(15.0)
6.0
3.0
16.0
11.0
6.0
17
Dendrobeania quadridentata
12.0
10.0
2.5
30.0 × 27.0
20.0
7.0
18
Dimetopia cornuta
14.5
10.0
2.0
17.0 × 14.0
11.0
19
Beania bilaminata ➍
(39.25)
36.0 × 35.0
18.0 × 16.0
10.0
20
Bugulopsis monotrypa
9.0
7.5
1.0
21
Caberea solida
(21.0 × 20.0)
15.0
5.0
22
Menipea roborata
12.5
6.0
2.0
23
Scrupocellaria scabra
13.5
10.0
2.0
24
Scrupocellaria scruposa
7.0
6.0
2.0
25
Micropora notialis ➍
10.0
6.0
2.5
26
Steginoporella perplexa
13.5
10.0
4.0
67.0 × 35.0
30.0
9.0
27
Cellaria tenuirostris ➍
22.0 × 16.0
20.0 × 15.0
14.0 × 12.0
30.0 × 26.0
22.0 × 20.0
15.0 × 14.0
28
Cellaria fi stulosa ➌
13.0
9.0
2.5
25.0 × 12.0
12.0 × 10.0
6.0
29
Steginocellaria magnimandibulata
45.0 × 25.0
20.0 × 15.0
5.0
30
Euginoma conica
60.0 × 42.0
31
Cribrilina macropunctata
7.0
5.5
1.0
32
Cribrilina annulata
6.05
4.5
2.0
40.0–42.0
33
Puellina radiata
11.75
5.5
2.75
34
Corbulipora tubulifera
6.5
4.5
1.5
35
Euthyroides episcopalis
14.0
36
Eurystomella foraminigera
14.0
10.0
4.0
16.0 × 15.0
13.0 × 11.0
5.0
37
Celleporella hyalina ➍
12.5
8.0
3.5
18.0
38
Antarctothoa bougainvillei
13.0
39
Antarctothoa sp.
8.25
6.5
3.0
40
Arachnopusia unicornis
12.5
45.0 × 40.0
25.0 × 23.0
7.5
41
Arachnopusia sp.
12.0 × 9.0
10.0 × 7.0
2.0
55.0 × 42.0
35.0 × 31.0
11.0
42
Sinuporaria sp.
(30.0 × 17.0)
16.0 × 15.0
6.0
43
Porella proboscidea
(22.0 × 20.0)
18.0 × 17.0
6.0 × 5.0
44
Porella minuta
(15.0)
11.0 × 10.0
5.0
30.0 × 25.0
24.0 × 20.0
7.5
45
Porella smitti
13.0
10.0
2.0
35.0 × 20.0
18.0 × 15.0
6.0
46
Rhamphostomella ovata
30.0
23.0 × 15.0
8.0
47
Rhamphostomella costata
(26.0 × 10.0)
18.0 × 9.0
6.0
65.0 × 40.0
32.0 × 31.0
14.0 × 13.0
48
Arctonula arctica
40.0
25.0
8.0
49
Escharella immersa
(40.0 × 22.0)
25.0 × 11.0
50
Exochella sp.
(20.0 × 13.0)
12.0
3.5
50.0 × 26.5
25.0 × 23.0
7.5 × 6.5
51
Smittina obicullata
(20.0 × 14.0)
5.0 × 4.0
52
Smittina majuscula
(27.0 × 21.0)
17.0 × 11.0
5.0
30.0 × 25.0
25.0 × 16.0
6.0
53
Smittina concinna
14.0 × 13.0
9.5
3.0
35.0 × 30.0
26.0 × 25.0
6.0
54
Smittina antarctica
(20.0 × 19.0)
17.0 × 13.0
5.0 × 4.0
55.0 × 35.0
25.0 × 24.0
7.0
55
Smittoidea reticulata
(25.0 × 24.0)
18.0 × 17.0
4.0
35.0 × 20.0
17.0 × 16.5
5.0
56
Parasmittina crosslandi
13.5
11.0
4.0
57
Schizomavella lineata
(15.0 × 14.0)
13.0 × 12.0
3.0
Table 1.5 (continued)
(continued)
1 Reproductive Patterns of Gymnolaemate Bryozoa: General Overview and Comparative Analysis