Illinois Natural History Survey - University of Illinois

- KEY TO GRANIA OF NORTH AMERICA, BERMUDA, AND THE CARIBBEAN -

 

Grania americana

ab, anterior brain vesicle; b, brain; bv, blood vessel; c, clitellar gland cells; eg; ectal gland of spermatheca;pa, penila apparatus; ph, pharyngeal glands; pr, prostomium, px, pharynx; sf, sperm funnel;sp, spermatheca; spp, spermathecal ectal pore; v, vas deferens; vs, ventral seta

Scale = 100um

 

Grania bermudensis

b, brain; bv, blood vessel; c, clitellar gland cells; eg; ectal gland of spermatheca;pa, penila apparatus; ph, pharyngeal glands; pr, prostomium, px, pharynx; sb, subesophageal ganglion; sf, sperm funnel;sp, spermatheca; spp, spermathecal ectal pore; v, vas deferens; vs, ventral seta

Scale = 100um

Grania bermudensis spermathecae

a, ampulla; en, spermathecal ental duct; ep, epidermal papillae; spp, spermathecal ectal pore; sr, sperm ring

Scale = 20um


 

Grania hylae

b, brain; bv, blood vessel; c, clitellar gland cells; pa, penila apparatus; ph, pharyngeal glands;pr, prostomium, px, pharynx; sb, subesophageal ganglion; sf, sperm funnel; sp, spermatheca;spp, spermathecal ectal pore; v, vas deferens; vs, ventral seta

Scale = 100um

a, ampulla; e, spermathecal ectal duct; en, spermathecal ental duct; spp, spermathecal ectal pore; sr, sperm ring

Scale = 20um

Grania hylae spermathecae

 

Grania laxartus

b, brain; bv, blood vessel; c, clitellar gland cells; mk, muscle knot on vas deferenspa, penila apparatus; ph, pharyngeal glands; pr, prostomium, px, pharynx; sf, sperm funnel;sp, spermatheca; spp, spermathecal ectal pore; v, vas deferens; vs, ventral seta

Scale = 100um

 

© Copyright 1999-2003, K.A. Coates

 ALL RIGHTS RESERVED

{page update: 8 July 2003}





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