Moss Inhabitants 



359 



1. The slender larvae of soldier-flies (Euparhyphus 

 brevicorms). Each bears a pair of ventral hooks that 

 may serve for attachment. 



2. The greenish larva? of the cranefly (Dicrano- 

 uiyia simulans). 



3. The warty-backed larvae of the Parnid beetle 

 (Elmis qiiadrinotatus] . 



4. Larvae and pupae of a little black Anthomyid fly 

 (Limnophom sp.?). 



a be d e f 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. 



