ABT. 12. 



MASKELX. GENERA OF COCCIDAE — MORRISON. 



secreting the glassy threads; derm with two types of setae and scat- 

 tered stout lanceolate spines, some of the setae slender with a definite 

 basal collar, others, more numerous, relatively stout at base, then 

 tapering gradually to a very slender tip, the basal collar on these 



JTlG. 1. MONOPHLBBULUS FOSCUS (MASKELL). A. LAUVA, OUTLINKj X B7.5 ; B. LARVA, 



MIDDLE LEG, X 115 ; C. AND D. LARVA, DORSAL SPINES, X 640 ; E. LARVA, ANTENNA, X 115 ; 

 F. LARVA, ANAL RING, X 335 ; G. ADULT FEMALE, SECTION OF DERM, X 230, WITH ENLARGED 

 DETAILS OF SETAE, X 335, AND OF SPINES,, PORES, AND DUCTS, X 640 ; H. LARVA, TBILOCULAU 

 DUCT, X640; I. LARVA, THORACIC SPIRACLE, X 335 ; J. LARVA, ABDOMINAL SPIRACLE, X 335, 

 SHOWING DIFFERENCE IN SIZE ; K. LARVA, ABDOillNAL SPIRACLE. X 1500 ; L. ADULT FEMALE, 

 LEG, X50; M. ADULT FEMALE, DERM PORES, X 640 ; N. LARVA, TRILOCULAR DISK PORE, 

 Xl500; O. ADDLT FEMALE, DERM SPINBSj SHOWING VARIATION^ X 335 ; P. ADULT FEMALB, 

 ANTENNA, X 57.5. 



very small: anal opening not available for examination; ventral 

 cicatrices not available for examination. 



Intermediate stages. — None available for examination. 



Larva. — Elongate oval, antennae rather stout, 5-segmented. the 

 terminal largest ; legs normal, claw with digitules and denticle ; with 

 two thoracic and seven abdominal pairs of spiracles, the latter simple; 



