THE CANADIAN ENTOMOLOGIST. 85 



A NEW APHID FROM FLORIDA. 



BY GEORGE G. AINSLIE, WASHINGTON, D. C. 



Carolinaia cyperi, n. sp. 



Alate viviparous female — General colour black. Head, thorax 

 and abdomen shining black, the latter with a greenish tinge in 

 strong light. Eyes dark red, almost black. Antennae black, 

 appearing brownish in strong light, shorter than body, reaching 

 beyond middle of abdomen, situated on very flat frontal tubercles, 

 6-segmented. Antennal segment VI with basal portion less than 

 half as long as spur and shorter than IV, III about two-thirds as 

 long as spur, five to seven, generally six, large round sensoria in a 

 row on HI, the usual ones at tip of IV and at base of spur. Rostrum 

 dusk}^ yellow, short, reaching just beyond first coxse. Wings 

 hyaline with strong black veins, stigma dusky, articulation greenish, 

 venation of fore wings regular, hind wings with but one cross vein. 

 Legs dusky yellow, tarsi and distal extremities of femora and 

 tibiae black. Cornicles dusky yellow, sometimes with reddish 

 tinge, robust, swollen on inner side, largest about two-thirds out 

 from base, with a sharp constriction and a flaring ring at tip 

 which 's turned slightly outward, carried closely appressed to the 

 body pointing toward the cauda. Cauda dusky yellow, conical, 

 retracted in life. 



Measurements — Length of body L40 mm., width .65 mm. 

 Length of antennal segments: I .071 mm., II .053 mm., HI .212- 

 .265, aver. .245 -mm., IV .141-. 177, aver. .157 mm., V .159-. 194, 

 aver. .177 mm., VI base, .123-. 159, aver. .147 mm., spur, .335- 

 .406, aver. .378 mm. (averages from ten antennae). Total length 

 1.213 mm. Wings, fore wing, length 2.29 mm., width .84 mm., 

 hind wing, length 1.21 mm., width .33 mm., total wing expanse 

 5.15 mm. Cornicle, length .212 mm., width .053 mm. Cauda, 

 length .106 mm. 



Apterous viviparous female — General colour black with a sepia 

 tinge and shining with a metallic lustre. Surface of head, thorax 

 and abdomen minutely rugose or shagreened. Body flattened, 

 turtle-shaped, with lateral margins prominent and often furrowed. 

 Antennae 6-segmented, I, II, V and VI dark with yellowish tinge, 

 HI and IV paler, the articulation between HI and IV though 



March, 1915 



