Ephemeroptera Lab Quiz

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Aquatic Invertebrates - 5350.01

Biology

Zoology

University/Undergrad

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16 Terms

1
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Leptohyphidae

  • 'Little Stout Crawler Mayflies'.

  • Characterized by operculate triangular gills located on the 2nd abdominal segment.

  • Typically measure less than 10 mm in length.

<ul><li><p>'Little Stout Crawler Mayflies'.</p></li><li><p>Characterized by operculate triangular gills located on the 2nd abdominal segment.</p></li><li><p>Typically measure less than 10 mm in length.</p></li></ul><p></p>
2
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Ephemeridae

  • 'Burrowing Mayflies'.

  • Identified by upward facing tusks, which assist in burrowing.

  • Have feathery gills along the abdomen and a 'U' shaped projection on the front of the head.

  • Usually measure between 12-20 mm.

<ul><li><p>'Burrowing Mayflies'.</p></li><li><p>Identified by upward facing tusks, which assist in burrowing.</p></li><li><p>Have feathery gills along the abdomen and a 'U' shaped projection on the front of the head.</p></li><li><p>Usually measure between 12-20 mm.</p></li></ul><p></p>
3
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Caenidae

  • 'Small Square-gilled Mayflies'.

  • Feature very small sizes with large operculate square wingpads that meet medially.

  • Often possess spines on the protibia and protarsus.

<ul><li><p>'Small Square-gilled Mayflies'.</p></li><li><p>Feature very small sizes with large operculate square wingpads that meet medially.</p></li><li><p>Often possess spines on the protibia and protarsus.</p></li></ul><p></p>
4
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Isonychiidae

  • 'Brush-legged Mayflies'.

  • Exhibit a minnow-like body shape that is long and ovular.

  • Have feathery gills that spread laterally and long spines adorning the forelegs.

<ul><li><p>'Brush-legged Mayflies'.</p></li><li><p>Exhibit a minnow-like body shape that is long and ovular.</p></li><li><p>Have feathery gills that spread laterally and long spines adorning the forelegs.</p></li></ul><p></p>
5
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Baetiscidae

  • 'Armored Mayflies'.

  • Notable for a large armored backplate that covers most of the abdomen, serving as protection.

  • Characteristically small in size.

<ul><li><p>'Armored Mayflies'.</p></li><li><p>Notable for a large armored backplate that covers most of the abdomen, serving as protection.</p></li><li><p>Characteristically small in size.</p></li></ul><p></p>
6
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Baetidae

  • 'Small Minnow Mayflies'.

  • Feature very long antennae, small round ventral gills, and minnow-like body shapes.

  • Distinguished by a notch on the labrum.

<ul><li><p>'Small Minnow Mayflies'.</p></li><li><p>Feature very long antennae, small round ventral gills, and minnow-like body shapes.</p></li><li><p>Distinguished by a notch on the labrum.</p></li></ul><p></p>
7
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Potamanthidae

  • 'Hackle-gills'.

  • Feature pronounced, straight, or downcurved tusks on the head.

  • Have forked long sharp gills on segments 2-7 and possess slender legs.

<ul><li><p>'Hackle-gills'.</p></li><li><p>Feature pronounced, straight, or downcurved tusks on the head.</p></li><li><p>Have forked long sharp gills on segments 2-7 and possess slender legs.</p></li></ul><p></p>
8
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Heptageniidae

  • 'Flat-headed Mayflies'.

  • Characterized by a flat head that protrudes laterally

  • Typically possess small gills along each side and may have only two cerci at the rear.

<ul><li><p>'Flat-headed Mayflies'.</p></li><li><p>Characterized by a flat head that protrudes laterally</p></li><li><p>Typically possess small gills along each side and may have only two cerci at the rear.</p></li></ul><p></p>
9
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Flat-headed Mayflies

Heptageniidae

10
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Hackle-gills

Potamanthidae

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Small Minnow Mayflies

Baetidae

12
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Armored Mayflies

Baetiscidae

13
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Brush-legged Mayflies

Isonychiidae

14
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Burrowing Mayflies

Ephemeridae

15
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Small Square-gilled Mayflies

Caenidae

16
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Little Stout Crawler Mayflies

Leptohyphidae