46 



ILLINOIS BIOLOGICAL MONOGRAPHS 



[256 



Genus 27. Asterophora Leger 1892:129. Epimerite a 

 thick horizontal disc with a milled border and 

 a stout style projecting from center. Spores 

 cylindro-biconical. 



Genus 28. Schneideria Leger 1892:153. (Rhabdocystis 

 Boldt 1910:289), Epimerite like that of As- 

 terophora. Style shorter, no protomerite in 

 sporonts. Spores biconical. 



Genus 29. Stictospora Leger 1893:129. Epimerite spheri- 

 cal, centrally depressed, armed with a dozen 

 backwardly directed mucrones set on a short 

 neck. Spores biconical, slightly curved. 



Genus 30. Stylocystis Leger 1899 :526. Epimerite a re- 

 curved sharply pointed cone. Spores biconical. 



Genus 31. Steinina Leger and Duboscq 1914:352. Epime- 

 rite a short mobile digitiform process changing 

 into a flattened button. Spores biconical. 



Genus 32. Taeniocystis Leger 1906:307. Epimerite a 

 small sphere set with 6 or 8 recurved hooks. 

 Deutomerite divided by septa into numerous 

 linear segments. Spores biconical. 



Genus 33. Discorhynchus Labbe 1899:20. (Sycia Leger 

 1892:52). Epimerite a large globular struc- 

 •I ture with a thin collar around base. Short 



stalk. Spores biconical, slightly curved. 



Genus 34. Amphoroides Labbe 1899:20. Epimerite a 

 globular sessile papilla. Protomerite cup 

 shaped. Spores curved. 



Genus 35. Pileocephalus Schneider 1875:591. Epimerite 

 a lance-shaped or simple cone. Spores bi- 

 conical. 



Genus 36. Anthorhynchus Labbe 1899:19. Epimerite a 

 large fluted flattened button. Spores ovoidal, 

 pointed. 



Genus 37. Sciadophora Leger 1899:18. Epimerite large, 

 compressed laterally, peripherally crenulate. 

 Protomerite bears numerous backwardly di- 

 rected mucrones. Spores biconical. 



Genus 38. Hoplorh3mchus Cams 1863 :570. Epimerite a 

 flat button with 8 or 10 digitiform processes 

 carried on a long collar. Spores biconical. 



Genus 39. Amphorocephalus Ellis 1913 :462. Epimerite 

 dilated in middle, terminating in concave per- 

 ipherally fluted disc at anterior end. Spores 

 not known. Protomerite constricted across 

 middle. 

 Family 5. Acanthosporidae Leger 1892:167. Sporonts soli- 

 tary, epimerite simple or appendicular. Dehiscence by 



simple rupture. Spores with equatorial and polar spines. 



