Redia . y, received fromWashington, D. 0. 5. There is also one, presumably hyperparasitic, reared byProfessor Berlese at Florence from Biaspis pentagona received fromWaskington, D. C. This is Tetrastichus canadensis Ashmead. It now only remains to describe the new Prospalta, remarkingupon the strange fact that this presumably American speciesshould have ftrst been reared by Professor Berlese in Florence. ON THE PARASITES OF « DIASPIS PENTAGONA » 391 Frospalta berlesei n. sp. Female. — Leugth, expanse, mm.; greatest widthof fore-wing, mm. Comes dose to P. aurantii. Joint 1 o


Redia . y, received fromWashington, D. 0. 5. There is also one, presumably hyperparasitic, reared byProfessor Berlese at Florence from Biaspis pentagona received fromWaskington, D. C. This is Tetrastichus canadensis Ashmead. It now only remains to describe the new Prospalta, remarkingupon the strange fact that this presumably American speciesshould have ftrst been reared by Professor Berlese in Florence. ON THE PARASITES OF « DIASPIS PENTAGONA » 391 Frospalta berlesei n. sp. Female. — Leugth, expanse, mm.; greatest widthof fore-wing, mm. Comes dose to P. aurantii. Joint 1 of fu-nicle aboiit as long as pedicel, but slightly narrower; joint 2 ra-ther shorter than joint 1; joint 3 longer than joint 1, and a littlebroader; club joints subequal in length, and eacli about as longas joint 3 of fnnicle; the basai joint very slightly wider than joint3 of fnnicle, and the terminal joint tapering from near base to itspointed tip. In general eftect the tlagellum is longer and more. Frospalta berlesei n. sp. flliform than in P. aurantii. Surface of thorax smooth. Generalcolor, a bright Straw yellow; ocelli coral red, eyes black; meso-scutellar parapsides black; abdomen fuscous, with narrow, lightyellow bauds between the segments; metanotum fuscous; antennaelight yellow brown; legs yellowish; wings hyaline, with a veryslight dusky shade ou disc; veins yellowish; forewings as withP. aurantii, but proportionately slightly longer and broader; disc 392 L. O. HOWARD densely, uniforiiily covered wìtli veiy short cilia; marginai ciliaof botli wings as Avith P. mirantii. Male. — Unknowii. Described from niany specimens reared from Diaspis pentagona,Wasliiugtou, 1). C, June, 1906. Type N. 9924) U. S. ì^ational Museuin. Washingtou Jxily 10, 1906Bureau of Entomology of the U. S. Departni. of Agriculture. tJli estratti di questa Nota furono pubblicati il 30 Novembre 1906. SERIE MASCHILE DELLA POLLINIA POLLINII „ Costa Nota del Prof. A. BERLESE in collaborazione


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Keywords: ., bookcentury1900, bookdecade1900, booksubjectbenefic, bookyear1903