File:Bat embryo stage 18 to 24.jpg

From Embryology

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Bat Embryonic Development (stage 18-24)

The short-tailed fruit bat Carollia perspicillata Stage 18 to 24 embryo.


Bat Images: Craniofacial Development Carollia perspicillata Stage 10-13 | Stage 12-17 | Stage 18-23 | Miniopterus schreibersii fuliginosus Stage 13-17 | Limb Stage 13-17 | Limb Growth Stage 13-17 | Stage 18-23 | Hipposideros pratti Stage 11-22

Embryonic Bat Stages Carollia perspicillata[1]

Stage

Key features

Somites

Age
(dpc)

Uterus diameter
(mm)

Crown-rump length
(mm)

Mass
(mg)

18

Free thumb; head and body smoother, rounder; eyes half-closed; postaxial flexure at wrist; calcar.

60

16.32
(+/- 0.98)

12.35
(+/- 1.16)

278
(+/- 83)

20

Distal forelimbs overlap over face; head larger; eyelids cover pigmented retina; claw primordia form.

70

20.0
(+/- 3.54)

16.35
(+/- 1.06)

617
(+/- 156)

22

Prominent, triangular nose-leaf; eyelids reopening; wing membranes corrugated; claws pigmented, hooked.

80

23.03
(+/- 2.68)

20.02
(+/- 0.26)

1527
(+/- 208)

24

Fetal period commences; eyes completely open; face and nose-leaf pigmenting.

90

23.53
(+/- 0.64)

21.13
(+/- 0.06)

2097
(+/- 199)


(Values are mean n= 2-6, +/- standard deviation, original table contains more detailed data)

Bat Images: Craniofacial Development Carollia perspicillata Stage 10-13 | Stage 12-17 | Stage 18-23 | Miniopterus schreibersii fuliginosus Stage 13-17 | Limb Stage 13-17 | Limb Growth Stage 13-17 | Stage 18-23 | Hipposideros pratti Stage 11-22

Reference

  1. <pubmed>15861401</pubmed>


Thanks to Prof Richard Behringer and Dr Chris J. Creteko Dept. of Molecular Genetics, University of Texas M. D. Anderson Cancer Center, who provided images and stage information on the embryonic development of the bat.

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Date/TimeThumbnailDimensionsUserComment
current02:38, 29 April 2011Thumbnail for version as of 02:38, 29 April 2011800 × 1,134 (104 KB)S8600021 (talk | contribs)==Bat Embryonic Development (stage 12-17)== The short-tailed fruit bat ''Carollia perspicillata'' Stage 12 to 17 embryo. :'''Links:''' Bat Development | stage 10 to 13 | [[:File:Bat embryo stage 10 to 13.jpg|La

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