Stehr Reading

Question 1

Answer 1

Scarabaeiform larva: Phyllophaga (Coleoptera: Scarabaeidae)

Question 2

Answer 2

Scarabaeiform larva: Phyllophaga (Coleoptera: Scarabaeidae)

Question 3

Answer 3

Elateriform

1. Somewhat similar to a campodeiform larva, but body more elogate and subcylindrical
2. More heavily sclerotized
3. Setae shorter
4. Cerci often replaced by urogomphi
5. Common in Elateridae and some other Coleoptera

Question 4

Answer 4

Grub: Vespa (Hymenoptera: Vespidae)

Question 5

Answer 5

Grub: Hymenoptera: Formicidae

Question 6

Larviparous

Answer 6

1. producing its young in the form of larvae, or produced in the form of a larva
   
   1. Never depositing eggs

Question 7

Answer 7

Maggot

1. Restricted to larvae of higher Diptera
2. Shape peglike, tapered anteriorly
3. Legless
4. Head greatly reduced, but with conspicuous mouthhook(s)

Question 8

Answer 8

Grub

1. Another imprecise term, often applied to comma-shaped larvae with or without legs or having greatly reduced legs
2. Commonly applied to curculionoid and scarabaroid Coleoptera and to many larvae of the higher Hymenotpera (Apocrita) with reduced heads and appendages

Question 9

Answer 9

Neodiprion: (Hymenoptera: Diprionidae)

Question 10

Answer 10

Grub: Hypera (Coleoptera: Curculionidae)

Question 11

Answer 11

Campodeiform

1. Body elongate, somewhat flattened
2. Thoracic legs well developed
3. Head directed forward (prognathous)
4. No adominal prolegs
5. Antennae and cerci usually conspicuous as in Campodea (Diplura)
6. Common in the Coleoptera, Megaloptera, Neuroptera, and Raphidiodea

Question 12

Answer 12

Elateriform Larva (wireworm): Ludius (Coleoptera: Elateridae)

Question 13

Answer 13

Eruciform Larva: Citheronia (Lepidoptera: Saturniidae)

Question 14

Answer 14

Triungulin: Lytta, first instar (Coleoptera: Meloidae)

Question 15

Answer 15

Campodeiform larvae: Calosoma (Coleoptera: Carabidae)

Also Figure 1.2 and 1.9

Question 16

Polyembryony

Answer 16

1. Development of more than one embryo from a single egg or ovule

Question 17

Answer 17

Eruciform

1. Caterpillarlike
2. Body cylindrical
3. Thoracic legs well developed
4. Head usually hypognathous
5. Abdominal prolegs present
6. Common in Lepidoptera, Mecoptera, and Hymenoptera (Symphyta)

Question 18

Paedogenesis or Neoteny

Answer 18

1. Sexually mature as immatures

Question 19

Answer 19

Scarabaeiform

1. Body C-shaped
2. Thoracic legs well developed
3. Head directed downward (Hypognathous)
4. Abdominal prolegs absent, cerci absent, usually lies on its side when removed from its habitat
5. Prevalent in certain groups of Coleoptera, especially Scarabaeoidea
6. White grubs (Scarabaeidae) are the best example

Question 20

Answer 20

Maggot: Haematobia (Diptera: Muscidae)

Question 21

Answer 21

Bittacus: (Mecaoptera: Bittacidae)

Question 22

Answer 22

Vermiform

1. Wormlike; an ill-defined term, but generally an elongate
2. Legless larva with or without a conspicuous head

Question 23

Answer 23

Vermiform larva: Scenopinus (Diptera: Scenopinidae)