SMITHSONIAN MISCELLANEOUS COLLECTIONS 



VOL. 125, NO. 2, PL. 6 



I, a., L), aL,, ,,iu,u .v.,,.. >.i. , i^pc, ^, ^, '.J, .ii.,, ,......; /./„.;.,., L^,^^, ^,, .:, b, Mormula 



vaughani, type; 4, a, b, Bartschella parkeri, type; 5, a, b, Pyrgiscus venusae, type; 



6, a, b, Pyrgiscus yamai, type. 



