1917.] 



267 



Lfpidosaj^)]ies de^jnidioidcH, sp. n. 



Scale of adult female (tig. 4, a) irregularly pyriform, tlie margins often 

 sinuous; smooth; flattish ; broadly dilated behind the exuviae. Colour white, 

 rather thiu and semitranslucent; exuviae ochreous. 



Length 1"75, breadth 1-1-25 mm. 



Male puparium (fig. 4, b) similar in colour and texture, but much 

 narrower ; smooth, the median longitudinal area raised. 



Length L5, breadth 75 mm. 



Adult female (fig. 4, c) somewhat resembling that of a Desmid of tlie 

 genus Tetmemorus, or of one of the more elongate .species of Cosmeriiini 

 (e.g. C. (jranatum var. elongatum). The metathoracic segment is slightly 

 narrower than the segments immediately preceding and following it, and ia 

 deu)arked from them by sharp transverse furrows. This character is more 

 marked in freshly macerated specimens, before compression. The body is 



Fig. 4. — Lepiflosaphes desmidioides -. a, puparium of adult female, X 15; 

 b, puparium of male, X 15 ; c, adult female insect, X 35 ; 

 d, pygidium of adult female, X 280. 



widest across the mesothorax and first abdominal segments, from which points 

 it tapers evenly to each extremity, the lateral margins of the abdomen being 

 without any conspicuous indentations. The whole insect is densely and evenly 

 chitinous. The colour is at first bright yellow; afterwards reddish. Spiracles 

 minute and inconspicuous ; no parastigmatic pores. Pygidium (fig. 4, d) with 

 the median pair of lobes well developed, but scarcely projecting beyond the 



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