25
No.
Species
Length of
sperm head
Oogonia
Early
Growing(mature)
Cell
Nucleus
Nucleolus
Cell
Nucleus
Nucleolus
99
Pleurotoichus clathratus
9.0
100
Crepidacantha kirkpatricki
8.0
10.0
3.0
101
Characodoma porcellanum
7.0
102
Galeopsis porcellanicus
9.0
(25.0 × 17.0)
15.0 × 12.0
6.0
103
Turbicellepora crenulata
6.0
104
Turbicellepora avicularis
11.0
15.0 × 12.0
11.0 × 9.0
105
Hippoporella hippopus
10.0
14.0 × 7.0
10.0 × 6.0
4.5 × 2.5
106
Trematooecia aviculifera
9.0
107
Rhynchozoon solidum
6.0
108
Rhynchozoon sp.
6.0
109
Reteporella sp.
10.0
8.0
6.0
5.0
17.0 × 7.0
14.0 × 6.0
2.0
110
Poecilopora anomala
10.0
Minimum diameters are given for early oogonia; maximum diameters are given for growing and mature oogonia. Symbols: “×” two longest perpendicular diameters, “−” diameter range, “+” two nucleoli were present in the same nucleus
Table 1.3 (continued)
Table 1.4 Diameter of early, growing and early vitellogenic oocytes (μm)
No.
Species
Oocytes
Early(growing)
Early vitellogenic
Cell
Nucleus
Nucleolus
Cell
Nucleus
Nucleolus
1
Electra pilosa ➊
6.0
5.0
2.0
11.0–31.0
7.0–12.0
3.0–6.0
2
Callopora lineata
11.0
6.5
3.0
33.5
3
Callopora craticula
10.5
6.0
3.0
31.0
16.0
5.0
4
Callopora dumerilii
(22.0–31.0)
31.25
5
Cauloramphus spinifer
15.0 × 10.0
7.0
2.5
35.0 × 22.0
13.0
3.0
6
Corbulella maderensis
(20.8–15.83)
7.0
2.5
7
Crassimarginatella sp.
(17.0)
8
Valdemunitella lata
12.5
6.0
9
Tegella armifera
44.0 × 35.0
25.0 × 20.0
7.5
55.0 × 42.5
25.0 × 20.0
7.5
10
Tegella unicornis
10.0
7.0–7.5
2.5
40.0 × 37.5
20.0
7.0
50.0 × 40.0
21.0 × 20.0
5.0
11
Hiantopora ferox
(32.0–30.0)
22.0
6.0
12
Columnella magna
135.0 × 80.0
40.0
7.0
13
Gregarinidra inarmata
10.0
5.0
14
Gregarinidra serrata ➌
10.0–11.0
6.0
3.0
15
Klugefl ustra antarctica ➍
10.0
7.0
3.0
16
Nematofl ustra fl agellata
7.0 × 6.0
5.0 × 4.0
2.5
17
Securifl ustra securifrons
17.0 × 13.0
10.0
3.0
18
Spiralaria fl orea
45.0 × 35.0
23.0 × 18.0
5.0
19
Bugula fl abellata ➌
10.0
4.0
2.5
20
Bugula neritina ➌
10.0
5.0
21
Bicellariella ciliata ➍
7.0(15.0)
6.0
3.0
20.0
12.0
7.0
22
Dendrobeania quadridentata
12.0
10.0
2.5
70.0 × 65.0
30.0 × 25.0
10.0
23
Dimetopia cornuta
15.0 × 14.0
11.0 × 9.0
2.0
35.0 × 26.0
15.0 × 11.0
7.0
24
Beania bilaminata ➍
(52.0 × 25.0)
17.0 × 13.0
8.0
47.0 × 37.0
25.0 × 20.0
10.0
25
Bugulopsis monotrypa
10.0 × 8.0
8.0 × 7.0
1.0
26
Caberea solida
(23.0 × 20.0)
15.0
5.0
27
Canda simplex
(21.0)
28
Menipea roborata
15.0 × 10.0
7.0 × 5.0
2.0
(continued)
1.2 Reproductive Patterns of Bryozoa
No.
Species
Length of
sperm head
Oogonia
Early
Growing(mature)
Cell
Nucleus
Nucleolus
Cell
Nucleus
Nucleolus
99
Pleurotoichus clathratus
9.0
100
Crepidacantha kirkpatricki
8.0
10.0
3.0
101
Characodoma porcellanum
7.0
102
Galeopsis porcellanicus
9.0
(25.0 × 17.0)
15.0 × 12.0
6.0
103
Turbicellepora crenulata
6.0
104
Turbicellepora avicularis
11.0
15.0 × 12.0
11.0 × 9.0
105
Hippoporella hippopus
10.0
14.0 × 7.0
10.0 × 6.0
4.5 × 2.5
106
Trematooecia aviculifera
9.0
107
Rhynchozoon solidum
6.0
108
Rhynchozoon sp.
6.0
109
Reteporella sp.
10.0
8.0
6.0
5.0
17.0 × 7.0
14.0 × 6.0
2.0
110
Poecilopora anomala
10.0
Minimum diameters are given for early oogonia; maximum diameters are given for growing and mature oogonia. Symbols: “×” two longest perpendicular diameters, “−” diameter range, “+” two nucleoli were present in the same nucleus
Table 1.3 (continued)
Table 1.4 Diameter of early, growing and early vitellogenic oocytes (μm)
No.
Species
Oocytes
Early(growing)
Early vitellogenic
Cell
Nucleus
Nucleolus
Cell
Nucleus
Nucleolus
1
Electra pilosa ➊
6.0
5.0
2.0
11.0–31.0
7.0–12.0
3.0–6.0
2
Callopora lineata
11.0
6.5
3.0
33.5
3
Callopora craticula
10.5
6.0
3.0
31.0
16.0
5.0
4
Callopora dumerilii
(22.0–31.0)
31.25
5
Cauloramphus spinifer
15.0 × 10.0
7.0
2.5
35.0 × 22.0
13.0
3.0
6
Corbulella maderensis
(20.8–15.83)
7.0
2.5
7
Crassimarginatella sp.
(17.0)
8
Valdemunitella lata
12.5
6.0
9
Tegella armifera
44.0 × 35.0
25.0 × 20.0
7.5
55.0 × 42.5
25.0 × 20.0
7.5
10
Tegella unicornis
10.0
7.0–7.5
2.5
40.0 × 37.5
20.0
7.0
50.0 × 40.0
21.0 × 20.0
5.0
11
Hiantopora ferox
(32.0–30.0)
22.0
6.0
12
Columnella magna
135.0 × 80.0
40.0
7.0
13
Gregarinidra inarmata
10.0
5.0
14
Gregarinidra serrata ➌
10.0–11.0
6.0
3.0
15
Klugefl ustra antarctica ➍
10.0
7.0
3.0
16
Nematofl ustra fl agellata
7.0 × 6.0
5.0 × 4.0
2.5
17
Securifl ustra securifrons
17.0 × 13.0
10.0
3.0
18
Spiralaria fl orea
45.0 × 35.0
23.0 × 18.0
5.0
19
Bugula fl abellata ➌
10.0
4.0
2.5
20
Bugula neritina ➌
10.0
5.0
21
Bicellariella ciliata ➍
7.0(15.0)
6.0
3.0
20.0
12.0
7.0
22
Dendrobeania quadridentata
12.0
10.0
2.5
70.0 × 65.0
30.0 × 25.0
10.0
23
Dimetopia cornuta
15.0 × 14.0
11.0 × 9.0
2.0
35.0 × 26.0
15.0 × 11.0
7.0
24
Beania bilaminata ➍
(52.0 × 25.0)
17.0 × 13.0
8.0
47.0 × 37.0
25.0 × 20.0
10.0
25
Bugulopsis monotrypa
10.0 × 8.0
8.0 × 7.0
1.0
26
Caberea solida
(23.0 × 20.0)
15.0
5.0
27
Canda simplex
(21.0)
28
Menipea roborata
15.0 × 10.0
7.0 × 5.0
2.0
(continued)
1.2 Reproductive Patterns of Bryozoa