Entom: Chapter 3 Pt. 2

Biting mites

Ceratopogonidae

Culicoides (Ceratopogonidae)

very small; 1=3 mm long; can pass through mosquito screens

1-3mm long

The size of Culicoides

Ceratopogonidae

wings oval in shape; usually spotted; no scales but hairs

14 segments

How many segments of antenna in ceratopogonidae

Crepuscular and Nocturnal

Ceratopogonidae feeding time

25 - 300

Ceratopogonidae number of eggs laid in masses in objects partially submerged in water

3, 9

How many thoracic and abdominal segments

1-2 weeks

How many weeks before obtectate pupa emerges that is covered in spines and tubercles

Leucocytozoon caullery

Ceratopogonidae is the intermediate host of?

Blue tongue in sheep, African horse sickness, Eastern Equine Encephalis, Bovine ephemeral fever

Ceratopogonidae transmits these disease

Psychodidae

Sandflies, owl Midges

Phlebotomus (Psychodidae)

small, slender flies, up to 5 mm long

Phlebotomus (Psychodidae)

wings and body are hairy; legs long

16 segments

How many segments are there in antenna of Phlebotomus

Phlebotomidae, Psychodidae

Lewis 1973, Classified the Family Psychodidae into 2

Phlebotomidae (sandflies)

Blood sucking

Pyschodidae (Moth Flies)

Not blood sucking

50 - 100

Psychodidae eggs laid in these number whilst in batches in moist dark places between stones, loose soil; rock, crevices etc

4x

This is how much the psychodidae larvae molt as it feeds on organic debris like feces and decaying materials

6 weeks

The entire life cycle of Psychodidae takes about

Black Flies, Buffalo Gnats

Family SIMULIDAE

4 mm long, 11 segmented antenna

Describe the length and antenna of Simulium of Simulidae

Humped back

Describe the appearance of Simulium

Short

Describe the proboscis of Simulium

Family Simulidae

broad wings; not spotted; no scales; not hairy

Holoptic Eyes

Eyes of males in family Simulidae

Dichoptic Eyes

Eyes of females in family Simulidae

Diurnal

Family Simulidae Adults are predominantly

Family Simulidae

strong fliers and respond strongly to host-animal odours

Sticky masses/150–600 / Submerged objects / Flowing water

In Simulidae, How are the eggs laid and how many per mass?

6-12 days/Temperature

In Simulidae, How long until eggs hatch, and what factor affects it?

Carnivorous/Highly oxygenated

In Simulidae, Characteristics of larvae?

6 molts

In Simulidae, After how many molts do larvae develop into pupae?

5-6 days/active in early morning and evening

In Simulidae, Adult emergence time and activity period?

Simulidae

Cause of River Blindness