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Starfish |
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EM0001 |
STARFISH, sperm smear showing structure of |
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spermatozoa with unusually long tails |
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EM0002 |
STARFISH TESTIS, section of developing sperm in mature
testis |
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EM0003 |
STARFISH OVARY, c.s. of developing mature eggs |
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EM0004 |
STARFISH, w.m. of unfertilized eggs showing the mature eggs |
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EM0005 |
STARFISH POLAR BODY, w.m. of polar body formation |
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EM0006 |
STARFISH EARLY CLEAVAGE, w.m. of eggs showing 1,2,4,8 and 16
cell stages |
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EM0007 |
STARFISH LATE CLEAVAGE, w.m. of eggs showing |
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32 and 64 cell stages with formation of any early blastocoel |
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EM0008 |
STARFISH MORUL |
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EM0009 |
STARFISH BLASTULA, w.m. of egg showing the large blastocoel |
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EM0010 |
STARFISH EARLY GASTRULA, w.m. of early gastrula |
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showing invagination in different stages |
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EM0011 |
STARFlSH LATE GASTRULA, w.m. of eggs in late gastrula stage |
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EM0012 |
STARFISH BIPINNARIA, w.m. of the free-swimming larva |
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EM0013 |
STARFISH DEVELOPMENT, w.m. of all stages from the |
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unfertilized eggs through bipinnaria stage Sea Urchin |
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Sea Urchin |
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EM0020 |
SEA URCHIN SPERM, smear showing structure of |
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spermatozoa with unusually long tails |
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EM0021 |
SEA URCHIN TESTIS, section of developing sperm in mature
testis |
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EM0022 |
SEA URCHIN OVARY, c.s. of developing mature eggs |
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EM0023 |
SEA URCHIN UNFERTILIZED EGG, w.m. |
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EM0024 |
SEA URCHIN EARLY CLEAVAGE, w.m. a combination |
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mount of one cell to 16 blastomeres inclusive |
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EM0025 |
SEA URCHIN LATE CLEAVAGE, w.m. 32 and 64 cell stages
included |
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EM0026 |
SEA URCHIN BLASTULA, w.m. showing blastocoel clearly |
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EM0027 |
SEA URCHIN EARLY GASTRULA, w.m. of early |
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gastrula showing invagination of cells |
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EM0028 |
SEA URCHIN LATE GASTRULA, w.m. |
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EM0029 |
SEA URCHIN PLUTEUS, w.m. |
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EM0030 |
SEA URCHIN DEVELOPMENT, w.m. of all stages |
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in development through pluteus Frog |
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Frog |
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EM0045 |
FROG EARLY CLEAVAGE, c.s. showing 4 -16 cells |
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EM0046 |
FROG LATE CLEAVAGE, c.s. showing 32 or 64 cells |
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EM0047 |
FROG EARLY BLASTULA, c.s. showing blastocoel in early
formation |
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EM0048 |
FROG LATE BLASTULA, c.s. showing well-formed |
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blastocoel and surrounding cells. |
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EM0049 |
FROG EARLY GASTRULA, l.s. showing the dorsal lip |
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and the beginning of involution |
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EM0050 |
FROG YOLK PLUG, typical gastrula, l.s. |
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demonstrating the stage after the formation of the |
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ventral lip where yolk plug, blastopore, gastrocoele, |
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ectoderm and endoderm are seen. |
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EM0051 |
FROG NEURAL PLATE, c.s. showing medullary plate |
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at an early stage of development |
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EM0052 |
FROG NEURAL FOLD, Sections where neural folds |
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and grooves are quite pronounced. |
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EM0053 |
FROG TRANSITION, c.s. of transition between |
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neuralfold and neural tube |
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EM0054 |
FROG NEURAL TUBE, c.s. showing neural folds |
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completely fused to form the neural tube. |
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EM0065 |
FROG (7 mm), w.m. |
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EM0066 |
FROG (7 mm), Entire specimen sectioned and |
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mounted in series showing stomodium, external gill in
EM0066 |
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this stage. |
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EM066a |
FROG (7 mm), typical c.s. |
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EM0067 |
FROG (7 mm), serial sagittal section |
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EM067a |
FROG (7 mm), typical sagittal section (not serial) with
representative regions. |
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EM0068 |
FROG (10 mm), w.m. |
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EM0069 |
FROG (10 mm), Internal gill stage. Entire specimen |
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sectioned and mounted in series. |
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Chick |
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EM0080 |
CHICK UNINCUBATED, w.m. |
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EM0081 |
CHICK (13-16 HRS), c.s. showing primitive streak |
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EM0082 |
CHICK (13-16 HRS), w.m. with primitive steak. |
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EM0083 |
CHICK (18 HRS), w.m. showing the formation of the |
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notochord, Hensen¨s node, primitive streak |
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EM0084 |
CHICK (18 HRS), Serial c.s. showing development |
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through the notochord, Hensen¨s node and primitive streak. |
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EM0085 |
CHICK (21 HRS), w.m. showing 1-3 somites, |
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formation of head fold, neural groove |
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EM0086 |
CHICK (21 HRS), serial c.s. |
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EM0087 |
CHICK (24 HRS), w.m. showing 4-7 somites prominent neural
fold and |
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formation of foregut and paired heart primordia |
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EM0088 |
CHICK (24 HRS), serial c.s. |
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EM0089 |
CHICK (24 HRS), typical c.s. |
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EM0090 |
CHICK (24 HRS), serial sagittal section |
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EM0091 |
CHICK (24 HRS), typical sagittal section |
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EM0092 |
CHICK (28 HRS), w.m. showing 8-10 somites closure of neural
groove, |
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differentiation of head region, three primary brain vesicles |
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EM0093 |
CHICK (28 HRS), serial c.s. |
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EM0094 |
CHICK (33 HRS), w.m. showing 11-14 somites, |
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further differentiation of brain, formation of the heart and
of embryonic blood vessels |
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EM0095 |
CHICK (33 HRS), serial c.s. |
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EM0096 |
CHICK (33 HRS), typical c.s. |
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EM0097 |
CHICK (33 HRS), serial sagittal section |
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EM0098 |
CHICK (33 HRS), typical sagittal section |
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EM0099 |
CHICK (36-40 HRS), w.m. showing 15-18, somites, beginning of
flexion and torsion in the |
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head region, beginning of blood circulation, appearance of
auditory pits. |
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EM0100 |
CHICK (43 HRS), w.m. showing 19-23 somites, further flexion
and torsion |
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fold of amnion, mandibular aortic arch, optic cup |
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EM0101 |
CHICK (48 HRS), w.m. showing 24-28 somites, flexion and
torsion progressing further caudally, |
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appearance of tail fold of amnion 2-3 aortic arches, optic
cup and lens |
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EM0102 |
CHICK (48 HRS), serial c.s. |
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EM0103 |
CHICK (48 HRS), typical c.s. |
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EM0104 |
CHICK (48 HRS), serial sagittal section |
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EM0105 |
CHICK (48 HRS), typical sagittal section |
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EM0106 |
CHICK, showing 29-32 somites, beginning of the cervical
flexus three visceral clefts and arches |
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EM0107 |
CHICK (60 HRS), w.m. |
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EM0108 |
CHICK (72 HRS), w.m. |
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EM0109 |
CHICK (72 HRS), serial c.s. |
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EM0110 |
CHICK (72 HRS), typical c.s. |
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EM0111 |
CHICK (72 HRS), serial sagittal section |
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EM0112 |
CHICK (72 HRS), typical sagittal section |
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EM0113 |
CHICK (96 HRS), showing 38-41 somites, torsion |
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completed, considerable increase of size and differentiation
of the whole embryo. |
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EM0114 |
CHICK (96 HRS), serial c.s. |
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EM0115 |
CHICK (96 HRS), typical c.s. |
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EM0116 |
CHICK (96 HRS), serial sagittal section |
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EM0117 |
CHICK (96 HRS), typical sagittal section |
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Pig |
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EM0125 |
PIG (6 MM), whole mount |
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EM0126 |
PIG (6 MM), serial c.s. |
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EM0127 |
PIG (6 MM), typical c.s. |
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EM0128 |
PIG (6 MM), serial sagittal section |
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EM0129 |
PIG (6 MM), typical sagittal section |
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EM0130 |
PIG (10 MM), whole mount |
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EM0131 |
PIG (10 MM), serial cross section |
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EM0132 |
PIG (10 MM), typical cross section |
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EM0133 |
PIG (10 MM), serial sagittal section |
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EM0134 |
PIG (10 MM), typical sagittal section |
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EM0135 |
PIG (10 MM), whole mount of head |
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EM0136 |
PIG (15 MM), serial cross section |
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EM0137 |
PIG (15 MM), spaced serial cross section |
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EM0138 |
PIG (15 MM), typical sagittal section |
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EM0139 |
PIG (15 MM), spaced serial sagittal section |
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EM0140 |
PIG (20 MM), spaced serial c.s. |
