It superficially resembles the western corn rootworm (Diabrotica virgifera), another serious crop pest.. Most young beetles will have hatched and moved on by early summer, and any remaining beetles are less likely to destroy larger, established plants. The Striped Cucumber Beetle is yellow with 3 wide black stripes down its back. The legs may be yellow or black … This beetle from the genus Cotinis is related to the figeater beetle with similar coloring to its cousin. Black Beetles Identification. Adults feed on leaves and can stunt plant growth (Photos 4 and 5). Insects are typically drawn to areas by available food supply, weather, environmental factors, water supply, mating patterns etc... and are quite territorial. The wing covers have small bumps at the "shoulders" and there are white hairs on the body. These yellow beetles feature black spots or black stripes on their backs. From a distance, M. robiniae can easily be mistaken for a wasp or bee, due to its black and yellow striped pattern. Each beetle has visible legs and a pair of long antennae in the front. Key features: Oval bugs, which are variable in size (4-10mm). Note: Please understand that that insects do not adhere to man-drawn borders on a map as such they may be found beyond the general "reach" as showcased on our website. Photo by Celeste Welty. Copyright Leaf Group Ltd. // Leaf Group Lifestyle. There are a variety of pantry pests, including beetles, weevils, and moths. Additionally, the center segment of the back leg is yellow, rather than black. Their yellow-green shells bear three, straight black stripes that run lengthwise down the lower portion of the body. Special features: Rutpela maculata is also commonly known as the 'black and yellow longhorn' for obvious reasons. Spotted Cucumber Beetle Yellow Green In Color With Black Spots . Ladybugs have short antennae while the cucumber beetle has very long string-like antennae. Adult spotted cucumber beetle (Diabrotica undecimpunctata howardi) Similar in … In Canada it is known from Quebec and Ontario. The striped cucumber beetle is yellowish orange and has three black stripes on its back. The striped cucumber beetle is a small beetle approximately half a centimeter (1/5 inch) in length, and characterized by brown-yellow elytra completely covering the abdomen and longitudinally transversed by three thick black stripes. The spotted cucumber beetle has a greenish-yellow body with 12 distinct black spots on its back and is slightly larger than the SCB. The striped cucumber beetle is yellowish orange and has three black stripes on its back. Most wireworm larvae are hard shelled, chestnut brown and varying from 1/2 to 1-1/2 inches (12-37 mm) in length when grown. MSU is an affirmative-action, equal-opportunity employer. They can destroy preserved animal specimens. A few families are represented by photos from Udo Schmidt. Spotted cucumber beetles are the same length but have 12 black spots on a yellow abdomen. About 1/5 inch long, 1/10 inch wide. Spotted cucumber beetle adults are slightly larger, yellow or yellowish-green with 12 black spots, a black head and a yellow abdomen (Photo 2). But, this is one of the larger ones, measuring up to 22mm (just under an inch) 'nose to tail' discounting palps and antennae so, that narrows the field down quite a bit. The yellow color and sticky substance on the traps attracts the insects away from the zucchini. More Information. Download tip sheet version of this article: Striped and spotted cucumber beetles as pests of cucurbits in Michigan. Show your Spartan pride and give the gift of delicious MSU Dairy Store cheese this holiday season! Striped cucumber beetles are a small beetle only 1/4 inch (6.35 mm) long. 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