214 PROCEEDINGS OF THE NATIONAL MUSEUM. vol.59. 



6. Antennae arising below level of the middle of eye, reaching beyond tip of scu- 



tellum, 15-segrnented, length at least twice width of head, last segment of 

 flagellum stoutest. Mesoscutum highly polished and beautifully punctate. 

 Abdomen ovate, ventral spine inconspicuous and not longer than broad. Size, 



3.5-4.1 mm enigma Weld, p. 219. 



Antennae arising at level of middle of eye, not reaching base of scutellum, length 

 less than twice width of head, 14-segmented, last segment of flagellum not the 

 stoutest, flagellum tapering toward tip. Abdomen truncate, ventral spine 

 prominent and four times as long as broad. Size, 2.0-3.8 mm. 



futilis (Osten Sacken) (agamic gen.), p. 221. 



7. Mesopleura mostly highly polished. Size, 5.0-7.5 mm. California. 



apicalis (Ashmead), p. 222. 

 Mesopleura not polished, sculptured 8 



8. Whole body brownish red, pits deep and shining, mesopleura finely rugose with- 



out parallel ridges ovuta Weld, p. 222. 



Head and thorax dark red to black, pits rugose, not shining, mesopleura with 

 closely parallel ridges rubida Weld, p. 224. 



9. Head and thorax black marginata Weld, p. 225. 



Head and thorax not black 10 



10. Antennae at least two and one-half times width of head, pedicel not as long as 



third segment. Maxillary palpi 5-segmented. Pits of scutellum longer than 



broad, opening out on to disk. California .fulva Weld, p. 226. 



Antennae not twice width of head, pedicel as long or longer than third. Maxil- 

 lary palpi 4-segmented. Pits normal 11 



11. Basal two-thirds of second abdominal tergite black. Anterior lines black. Base 



of scutellum including pits black. Veins in distal half of wing distinct. Distal 



two-thirds of antennae infuscated ellipsoida Weld, p. 227. 



Whole of second abdominal tergite red . Anterior lines at most slightly infuscated . 

 Only margins of pits infuscated. Veins in distal half of wing pale. Antennae 

 not infuscated elliptica Weld, p. 228. 



17. CALLIRHYTIS HARTMANI, new species. 



Plate 32, fig. 15. 



Female. — Head and thorax yellowish, often more or less infuscated, 

 with eyes, ocelli, antennae, anterior and lateral lines on mesoscutum, 

 base of scutellum, metathorax, tibiae, and tarsi piceous or almost 

 black; abdomen red and black. Head, except frons, and thorax 

 clothed with dense whitish pubescence as in DisJiolcaspis. Head 

 wider than thorax, granular, finely rugose on frons and a few fine 

 striae on malar space, interocular area 1.4-1.6 times as broad as high, 

 malar space slightly more than half eye, antennocular space less than 

 ocellocular, mandibles 2-toothed, palpi 5-and 3-segmented, antennae 

 17-segmented, tapering gradually from about tenth to tip, first 

 longest, second half of first, third slightly shorter than first, rest 

 gradually shorter to sixteenth which is hardly longer than wide, last 

 but trifle longer than preceding. Mesocutum in balsam longer than 

 broad, smooth with setigerous punctures, parapsides deep, widened 

 behind, not reaching to anterior lines but showing again at front 



