PLATE XL 



Fig. 42. Last abdominal segments of ? of CcrntojihyUm iroodimrdi 

 „ 43. ('lasping organs of S of Ccratoplii/ltus hilU . . . . 

 „ 44. Eighth abdominal segment of ¥ of Ceratopk>/llus liilli 

 „ 4.5. Basal abdominal sternite of ? of Ceratophillm tristis 

 „ 4(5. (.'lasi)ing organs of S of ('fyatoplii/llm thomasi (the homology of 

 CI and F of this figure with the organs marked CI and F in 

 other figures is not beyond doubt) .... 

 „ 47. Eighth alxlominal tergite of ? of Cerutophyllm tristis 

 ,, 48. „ „ sternite and ventral jiortion of eighth tergit 



of ? of Ccriitojilii/llii.f tlioiiHisi ..... 

 „ 41). Clasping organs of ? of ( 'I'mtoplii/llnn oclii 

 „ ijiJ. Head of ? of ( 'cru.topli;/lltig zetlii ..... 

 „ 5L „ „ (? of CeratOphffUus ahalue ..... 



II. 024 

 p. 623 

 p. 623 

 p. 025 



p. 020 

 p. 025 



p. 020 

 p. 629 

 p. ()20 

 p. 031 



