SUBFAMILY APHINAE 79 
Collections. On leaves of Alnus rhombifolia, A. tenuifolia, and A. sp. Colo- 
rado: Fort Collins, Boulder and Loveland foothills and Poudre Canyon. Utah: 
American Fork Canyon and Hanna. Alate viviparae June 7 to Oct. 13, sexuales 
Oct. 11 and 13; rather. rare. 
Genus Panaphis Kirkaldy 
Callipterus Koch, 1855:208 (preoccupied) ; Theobald, 1927:360; Baker, 1920a:27. 
Callaphis Walker, 1870:2000 (preoccupied by Calaphis Walsh).* 
Ptychodes Buckton, 1881:39 (preoccupied). 
Panaphis Kirkaldy, 1904b:279 n.n. for Ptychodes Buckton. 
Callipterinola Strand, 1928:47. 
Characters: Body fusiform. Head convex and broad, tufted with bristles, 
frontal tubercles undeveloped. Antenna six-segmented, VI with unguis shorter 
than base. Cauda knobbed, small, pilose; anal plate divided. Cornicle small, 
trumpet-shaped bearing long hairs. Legs robust, short and pilose. Rostrum very 
short and stout. Fore wing with radial sector faint. 
Genotype (fixed by Passerini, 1860), Aphis juglandis Goeze (=Aphis juglandis 
Frisch). 
[Genotype Panaphis juglandis (Goeze) n. comb. | 
The Dusky-veined Walnut Aphid 
.62-.69 $en, 15-18 
[Al vie Y 2 4 sro On ONO DIO a a 
ry () a Co. 
(After Theob adn? 
Co. 
+25-29 19 109 .04 
arn na as 7 aa 
Tita 
2A Z 
(After Baker) 
Fig. 82. Panaphis juglandis 
Aphis juglandis Goeze, 1778:311. 
Lachnus juglandis Frisch, Kaltenbach, 1943:150. 
Callipterus juglandis Frisch, Koch, 1855:222; Theobald, 1927 :360. 
Ptychodes juglandis Frisch, Buckton, 1881:40. 
Callipterinola juglandis Goeze, Gillette and Palmer, 1931 :887. 
Alate Vivipara. Head and thorax mostly brown to black; abdomen bright yellow with 
brown to black bands and lateral areas; cornicle brown at least at base; antenna yellow with 
tips of segments dark; legs yellow except tarsi, tip of hind tibia and of hind femur; cauda and 
anal plate yellow. Fore wing with costal area dark and veins tipped and bordered with dusky. 
Body length 2-3.5; hind tibia 2; hind tarsal II .18; antenna 1.35. Hairs simple, fine; on 
vertex and body .12 long; on III about 9 in number, .05-.08 long. 
Ovipara. Apterous. Yellow to yellow-green; head and thorax dark; body with 4 rows 
of dark spots. Rostrum thick, not attaining lst coxa. Hind tibia long, dark except yellow 
apex, hairy, with many sensoria on dark area. 
Male. Alate. Similar to alate vivipara. 
Host. Juglans sp., on upper surface of leaves. (Not recorded from region.) 
Data for above description taken from descriptions and figures by Buckton, 
Koch and Theobald (op. cit.) and from specimens determined by Hille Ris 
Lambers. 
Subtribe Saltusaphina n.n. 
Saltusaphidina Baker, 1920a:25. 
Characters. Body narrow. Ocular tubercle lacking. Cauda knobbed; anal 
plate bilobed. Imbrications on antenna denticulate. Fore wing with radial sec- 
tor distinct; hind wing with cubitus obsolete. Rostrum obtuse, very broad, seg- 
ment V obsolete. 
*In accordance with Opinion 147. 
