Template:Hamilton1946a table4

From Embryology

Table 4.

Type Ungulate:

Cow

Cow

Cow Goat Sheep Pig

Carnivora: Ferret

Primate: Macacus rhesus

Rodent: Mouse

Mouse Rat Rat Rat Rabbit

Rabbit Rabbit

Guinea-pig

Observer

Present series Hartman et al. Winters et al. Amoroso et al. Clark

Heuser & Streeter

Hamilton

Lewis & Hartman

Lewis & Wright Sobotta Huber Gilchrist & Pincus Macdonald & Long Gregory

Assheton Pincus

Squier


Estimated time of ovulation

10-15-5 hr. postoestrum

Post-oestrum

Late in oestrus

31-5 hr. after copulation

Determined by bimanual palpation

Any time during oestrus

As early as 8-5 hr. after copulation

10 hr. after copulation After copulation

Stages of development in hours of different species

1-cell 2-cell

23-51-75 —_ 48 34 50-62

30-5 30-548

0-38-75 38-39

0-51 51-66

31-5-53-5 —_— _ 0-24

0-24

0-24 0-24 8-5-27 12-20 (15) (45) Up to 22

12-24 11-21

3-30

40-5-55-5

3—4-cell

44-65-75

60 42 66-72

64-72

24-36

5-8-cell

46-25-96

62-64 85 44

90-110

64-116-5 36-48

50-64 60 71-95 64-87

(79) 32-40

80

9-16-cell

71-141

110 98 65-77

74-120

48-72

60-70

70 89-96

84-92 (90) 40-47

Morula

144

134 120-140

96 110-114

120-146

72-96

68-80

47-68 48

100-115

Blastocyst

190

182 158 113-5 138-75 114

146-264 |

105-109 (107) 68-76

75-96

115-140

Time and stage at

Total

which egg gestation

reaches uterus

96 (8-16-cell)

110 (16-cell)

98

(10-13-cell) 77-96

(16-cell)

15 (4-cell)

120-140 (up to 32-cell)

96 (16-cell)

72 (morula)

70 (blastocyst)

80-85 (8-cell)

period (days)

284

42

164

19-21

22

30-32

63 202