Moss Inhabitants 



359 



1. The slender larvas of soldier-flies {Euparhyphus 

 hrevicornis) . Each bears a pair of ventral hooks that 

 may serve for attachment. 



2. The greenish larvae of the cranefly {Dicrano- 

 myia simulans). 



3. The warty-backed larv« of the Parnid beetle 

 {Elmis quadrinotatiis) . 



4. Larvae and pupae of a little black Anthomyid fly 

 {Limnophora sp.?). 



a 



d 



g 



Fig. 214. Insect larvae from a moss patch such as is shown in the 

 preceding figure, a, Psychoda; b, Elmis; c, d, e, Euparhyphus, c, 

 being lateral, d, dorsal and e, ventral views, c and e show the huge 

 ventral hooks on the penultimate segment ; / and g, cases of an un- 

 known caddis- worm, /, composed mainly of sand ; g, mainly of moss. 



