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Spotted Lady Beetle (Coleomegilla maculata)

Spotted lady beetle of the ladybugs family is indigenous to different parts of North America. Since several other species are also referred to as spotted lady beetle, they are more commonly called the pink spotted lady beetle to avoid confusion.

Spotted Lady Beetle

Scientific Classification

  • Family: Coccinellidae
  • Genus: Coleomegilla
  • Scientific name: Coleomegilla maculata

Physical Description and Identification

Adult

Size: 5 – 8 mm (0.19 – 0.inches)

Color: They mostly have a pink body, while those of the subspecies Coleomegilla maculata fuscilabris may appear red or bright orange. Each of their elytra is marked with six black spots. The back of their head is yellowish or pink with two triangular black patches.

Other Characteristic Features: The prominent physical features of the pink spotted lady beetle include an oval body and powerful chewing mouthparts.

Coleomegilla maculata

Larva

The larva has a dark coloration, replicating miniature alligators. They have six legs in all, with the third pair having pale pink or yellow spots. The average length of the caterpillar spans about 6mm (0.23 inches).

Spotted Lady Beetle Larva

Pupa

The pupa has a pale brown appearance with faint black spots. The spotted lady beetle’s larvae attach themselves with their abdomen to the surface of a leaf and pupate there. The pupal phase lasts between 3 and 12 days depending upon the temperature of the surrounding areas.

Egg  

The spindled-shaped, small eggs have a yellow coloration and do not grow to a length of more than 1 mm (0.03 inches).

Spotted Lady Beetle Eggs

Quick Facts

Other NamesPink spotted lady beetle, twelve-spotted lady beetle
Adult lifespanNot recorded
Duration of larval stage14 – 16 days
DistributionThroughout North America
HabitatMeadows, gardens, woodlands, crop fields, mostly sitting on leaves and flowers
Common PredatorsWasp, fly, dragonflies, spider
Seasons active fromApril – October
Host PlantsSorghum, alfalfa, wheat, sweet corn, peas, soybean, potato, cotton, bean, apple, tomato, asparagus, and other crops where aphids inhabit
Diet of larvae and adultsMostly aphids alongcol3 soft-bodied insects and their eggs
Twelve Spotted Lady Beetle

Identifying the Damage Caused by Them

The spotted lady beetles do a lot of good to the surroundings since they are instrumental in reducing the aphid population. Becol3s the aphids, as per a certain study, the spotted lady beetle helped to lessen the numbers of the Colorado potato beetles’ eggs and larvae.

Did You Know

  • They display cannibalistic traits devouring their larva and eggs in the case of scarcity of food.
  • As per experimentation, interplanting crops prone to aphid attacks close to flowering plants such as dandelion would make it easy for these beetles to prey on them.
Spotted Lady Beetle Picture

Image Source: alchetron.com, fireflyforest.net, bugguide.net, lh6.ggpht.com, val.vtecostudies.org

Spotted lady beetle of the ladybugs family is indigenous to different parts of North America. Since several other species are also referred to as spotted lady beetle, they are more commonly called the pink spotted lady beetle to avoid confusion.

Spotted Lady Beetle

Physical Description and Identification

Adult

Size: 5 – 8 mm (0.19 – 0.inches)

Color: They mostly have a pink body, while those of the subspecies Coleomegilla maculata fuscilabris may appear red or bright orange. Each of their elytra is marked with six black spots. The back of their head is yellowish or pink with two triangular black patches.

Other Characteristic Features: The prominent physical features of the pink spotted lady beetle include an oval body and powerful chewing mouthparts.

Coleomegilla maculata

Larva

The larva has a dark coloration, replicating miniature alligators. They have six legs in all, with the third pair having pale pink or yellow spots. The average length of the caterpillar spans about 6mm (0.23 inches).

Spotted Lady Beetle Larva

Pupa

The pupa has a pale brown appearance with faint black spots. The spotted lady beetle’s larvae attach themselves with their abdomen to the surface of a leaf and pupate there. The pupal phase lasts between 3 and 12 days depending upon the temperature of the surrounding areas.

Egg  

The spindled-shaped, small eggs have a yellow coloration and do not grow to a length of more than 1 mm (0.03 inches).

Spotted Lady Beetle Eggs

Quick Facts

Other NamesPink spotted lady beetle, twelve-spotted lady beetle
Adult lifespanNot recorded
Duration of larval stage14 – 16 days
DistributionThroughout North America
HabitatMeadows, gardens, woodlands, crop fields, mostly sitting on leaves and flowers
Common PredatorsWasp, fly, dragonflies, spider
Seasons active fromApril – October
Host PlantsSorghum, alfalfa, wheat, sweet corn, peas, soybean, potato, cotton, bean, apple, tomato, asparagus, and other crops where aphids inhabit
Diet of larvae and adultsMostly aphids alongcol3 soft-bodied insects and their eggs
Twelve Spotted Lady Beetle

Identifying the Damage Caused by Them

The spotted lady beetles do a lot of good to the surroundings since they are instrumental in reducing the aphid population. Becol3s the aphids, as per a certain study, the spotted lady beetle helped to lessen the numbers of the Colorado potato beetles’ eggs and larvae.

Did You Know

  • They display cannibalistic traits devouring their larva and eggs in the case of scarcity of food.
  • As per experimentation, interplanting crops prone to aphid attacks close to flowering plants such as dandelion would make it easy for these beetles to prey on them.
Spotted Lady Beetle Picture

Image Source: alchetron.com, fireflyforest.net, bugguide.net, lh6.ggpht.com, val.vtecostudies.org

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