HYMENOPTEKA-ACULEATA. 385 



in nests of V. vulgaris. Cnjptophagus pubescens, 

 Stnrm. — abundant August to April in many 

 nests of V. germanica and vulgaris. C. setulosus, 

 Sturm. — sparingly in nests of V. vulgaris. 

 Metcecus paradoxus, L. — several in August in 

 single nest of V. vulgaris, at Manley. Also a 

 few other casual visitors.. Diptera — Cyrtoneura 

 stabulans, Fall. — abundant August to April 

 (imagoes and pupae) in nests of V. vulgaris. 

 Homolomyia canicularis, L. — abundant, August 

 to April, in nests of V. germanica, and sparingly 

 in those of V. vulgaris, (larvae, probably scaven- 

 gers). H. vesparea, Meade. — two imagoes of 

 this species, which was new to science (v. Ent. 

 Mon. Mag., XXVII., p. 42), bred 26th July, from 

 larvae in the nest of V . vulgaris, at Ince. Phora 

 rufipes, Meig. — occurred in every nest examined 

 in August and September. Acanthiptera inanis, 

 Fall. — larvae of this rare species swarmed in 

 October in a single nest of V. germanica, at Ince ; 

 imagoes bred following July. Volucella bomby- 

 lans, L., var. plumosa. — larvae abundant in nests 

 of V. germanica, August to October. Acarida — 

 Uropada elongata, Halliday. — seven nymphs 

 attached to H. canicularis, bred from nest of V. 

 germanica, in October. Glyciphagus spinigus. — 

 swarmed in a nest of V . germanica on Chester 

 Cop. Tyroglyphus, sp. ? — swarmed in some nests 

 of V. germanica, August to October. Crustacea 

 — Porcellio scaber, Latr. — in almost every nest. 

 It is worthy of remark that none of the hundred 

 or more nests examined apparently contained 

 either the wasp-ichneumon, Sphegophaga ves- 

 parum, or Chrysis ignita. 



