ENTOMOPHTHORALES 



289 



Atkinson has been regarded by others as a chlamydospore or 

 azygospore. 



Fig. 104. — Completoria complens Lohde. (a) Botryose cluster of cells com- 

 prising the thallus, germinating in water to form long tubes, (b) Host cell 

 containing the thallus of the parasite, two peripheral colls of which have developed 

 tubes and penetrated adjacent host cells, (c) Two young thalli still showing 

 attachment to penetration tubes which entered from other host cells, (d) 

 Several cells of thallus forming resting spores; one developing a conidium. 

 (e, /) Resting spores surrounded by empty peripheral cells, (g) Resting spores 

 and a single fully formed conidium. {h} Germinating conidium. {After 

 Atkinson 1895.) 



4. Massospora Peck (1879: 44). 



The genus was founded on a single species, M. cicadina Peck, 

 parasitic on the seventeen-year cicada, Tibicina septendecim. 



