1) Ask the students to build a dichotomous key that will allow them to classify these four specimens.
1) Ask the students to build a dichotomous key that will allow them to classify these four specimens.

© 2010, Musée de la nature et des sciences inc. All Rights Reserved.

2009.X.1294, Bombus fervidus

Bombus fervidus

Musée de la nature et des sciences de Sherbrooke

© 2010, Musée de la nature et des sciences inc. All Rights Reserved.


2009.X.670, Big Poplar Sphinx

Pachysphinx modesta, Big Poplar Sphinx

Musée de la nature et des sciences de Sherbrooke

© 2010, Musée de la nature et des sciences inc. All Rights Reserved.


2008.5.63, Odontolabis gazella

Odontolabis gazella

Musée de la nature et des sciences de Sherbrooke

© 2010, Musée de la nature et des sciences inc. All Rights Reserved.


2010-X-183, Cluster Fly

Pollenia rudis, Cluster Fly

Musée de la nature et des sciences de Sherbrooke

© 2010, Musée de la nature et des sciences inc. All Rights Reserved.


2) Then instruct the students to use this key to identify the order to which these insects belong, so they will be able to complete the following table.
2) Then instruct the students to use this key to identify the order to which these insects belong, so they will be able to complete the following table.

© 2010, Musée de la nature et des sciences inc. All Rights Reserved.

1 Opaque wings (go to 2)
   Translucent wings (go to 3)

2 The wings are supple, covered in small microscopic scales, visible with
   a magnifying glass Lepidoptera
   Hardened wings, forming a carapace Coleoptera

3 A single pair of wings; an insect that resembles a fly Diptera
  Two pairs of wings; an insect that resembles a bee Hymenoptera

1 Opaque wings (go to 2)
   Translucent wings (go to 3)

2 The wings are supple, covered in small microscopic scales, visible with
   a magnifying glass Lepidoptera
   Hardened wings, forming a carapace Coleoptera

3 A single pair of wings; an insect that resembles a fly Diptera
  Two pairs of wings; an insect that resembles a bee Hymenoptera

© 2010, Musée de la nature et des sciences inc. All Rights Reserved.

Table

Table

Musée de la nature et des sciences de Sherbrooke

© 2010, Musée de la nature et des sciences inc. All Rights Reserved.


Hymenoptera: Bombus fervidus
Lepidoptera: Pachysphinx modesta
Coleoptera: Odontolabis gazella
Diptera: Pollenia rudis

Hymenoptera: Bombus fervidus
Lepidoptera: Pachysphinx modesta
Coleoptera: Odontolabis gazella
Diptera: Pollenia rudis

© 2010, Musée de la nature et des sciences inc. All Rights Reserved.

Learning Objectives

• Use scientific and technological tools, objects and procedures;

• Discover the importance of the choice of classification criteria in collections;

• Explore various types of classification systems for objects in a collection;

• Understand and use an identification key to classify objects.


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