. Carnegie Institution of Washington publication. HIPPODAMIA. 25 of the direction of its greatest length. Occasionally it opens caudad of the lateral process and at other times at both places. Still more rarely it breaks through at a third point more directly cephalad. Table 5 shows the geographical distribution of these characteristics and its association with the elytral pattern. As Kellogg and Bell (1904) have shown, the variation is continuous from large pronotal dashes through small ones to none at all. The presence or absence of pronotal dashes serves to distinguish specimens in collecti

- Image ID: RFRRJJ
. Carnegie Institution of Washington publication. HIPPODAMIA. 25 of the direction of its greatest length. Occasionally it opens caudad of the lateral process and at other times at both places. Still more rarely it breaks through at a third point more directly cephalad. Table 5 shows the geographical distribution of these characteristics and its association with the elytral pattern. As Kellogg and Bell (1904) have shown, the variation is continuous from large pronotal dashes through small ones to none at all. The presence or absence of pronotal dashes serves to distinguish specimens in collecti
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Image ID: RFRRJJ
. Carnegie Institution of Washington publication. HIPPODAMIA. 25 of the direction of its greatest length. Occasionally it opens caudad of the lateral process and at other times at both places. Still more rarely it breaks through at a third point more directly cephalad. Table 5 shows the geographical distribution of these characteristics and its association with the elytral pattern. As Kellogg and Bell (1904) have shown, the variation is continuous from large pronotal dashes through small ones to none at all. The presence or absence of pronotal dashes serves to distinguish specimens in collections from some localities, but not in the San Francisco Bay region.. Fin. 14.—Variation of pronotal pattern, a. i>, d, e, from pilley, Oregon,-c, Fail-field, Washington;/to j, Berkeley, California. TAISLE 4.—Elytral pattern in Hippodamia convergens. Locality. No. Spot- less. Some Spots absent. 12 spots pres- ent ; no con- tinence 44-5 H+. Var. e.\- ten- sa. ™* Var. qllill- cim- mac- nlata. i ilac- ialis pal- tern. 1+2 5+6 ^ Palo Alto, Cal. (K. and B) 1,033 P.ct, \ — P. ft. 6.09 P.ct. 93.6 P.rt. 1— P. ft. 0 P.i-t. 0 P.ct. 0 P.ct. 0 P.ct. 0 P.ct. 1— P.ct. 1— 'i— Kamiack Butte, Wash 15 415 1— 1 5 :{ 5.91 6.3 30.2 3.7 s.o 1— 1— 0 0 0 Marsh Hill, Fair- field Wash 1,406 1— 8.6 '.9 2.4 9.8 0 0 0 0 0 TABLE 5.—Elytral pattern in Hippodamia convergens. Locality. No. Per cent spotless. Per cent some spots ab- sent ; no con- fluence. Per cent typical spots present; no con- fluence. Percent some spots con- tinent, Chewelah, Wash 191 0 27.2 1— 72.2 Alount Carleton ^'ash . 359 0 1— 0 99+ S pokane and Cheney, Wash. Fairfleld Wash 107 1 ,406 0 1— 5S . S 33.7 5.6 8.6 :!5 5 50.2 sii-ptoc Buttt- Wash 0 81.3 0 is i; Kamiack Butte, Wash < lolclenclale \\'a^li. ... 15,415 159 1— 0 10.7 11.9 10.7 84.9 4S.4 :{.! Portland Ore"'. 10 0 10 90 0 Dillev ( )reg 895 94.9 l.i' 1— 0 Berkelev Cal 6T3 45. ti 4.0 48.8 1— Oakland, <_'al., A 632 9 2 1— 0 0 Oakland

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