Animals-Wild-Insects

Explanation of Terms Used in Entomology

{Scanner's note: This book is about a century old at the time of scanning. I found it in the discard pile of a local university library. I find the book to be of exceptional historical interest in the insights it gives into the development of early modern entomological science...

Chapters

1. Chapter 1

{Scanner's note: This book is about a century old at the time of scanning. I found it in the discard pile of a local university library. I find the book to be of exceptional his...

4. Chapter 4

Clasper: a chitinized process, free or attached to the inner sides of harpes, valves or other lateral pieces, serving to hold the female parts during copulation: = the harpers o...

7. Chapter 7

Frenulum: the spine, simple in males, compound in females, arising from the base of secondaries in many Lepidoptera, whose function it is to unite the wings in flight: in Cicada...

9. Chapter 9

Larva: the second stage of insect development; comes from the egg or ovum, grows, and according to its kind, changes to a pupa or chrysalis or to an imago; bears various names i...

11. Chapter 11

Obtected: applied to pupae when they are covered with a chitinous case which confines and conceals all appendages, though their outlines may be marked on the surface: see free,...

16. Chapter 16

Symbiosis: a life relationship existing between different kinds of animals or plants, or between animals and plants: true symbiosis is where both parties to the relation benefit...

3. Chapter 3

Boreal: from or belonging to the north: is that faunal region that extends from the polar sea southward to near the northern boundary of the United States and farther south occu...

6. Chapter 6

Ephemerida: May-flies: an ordinal term used for insects with net-veined wings, held vertically when at rest, not folded; mouth mandibulate, not functionally developed: thorax lo...

10. Chapter 10

Mentum: a labial sclerite bearing the movable parts; attached to and sometimes fused with the sub-mentum; corresponds to the (united) stipes of maxillae: in Coleoptera, what is...

14. Chapter 14

Rostrum: a snout-like prolongation of the head: in Coleoptera, applied to the rigid extension in the snout beetles: in Hemiptera, is the jointed beak covering the piercing lance...

17. Chapter 17

Type: a unique or single specimen selected from a series and labelled by the describer to represent his name and description: if male or female be added to the label, the specim...

8. Chapter 8

Homonym: a name similar to or like another already used for a species in the same genus, or for a genus in the same kingdom: such names are paid to be preoccupied.

2. Chapter 2

Anal veins: those longitudinal unbranched veins extending from base to outer margin below the cubitus; the first anal, also termed vena dividens, q.v., is the 6th of the series...

15. Chapter 15

Spinneret: the ligula in bombycid and some other larvae, modified for silk spinning: any organ consisting of an internal tube, terminating in a pore, spine or process, producing...

13. Chapter 13

Proboscis: generally applied to any extended mouth structure; usually applied to the extensile mouth of the Diptera; frequently to the beak of Hemiptera; sometimes to the tongue...

5. Chapter 5

Dentes: the teeth or pointed processes on the inner side of the mandible: the second or middle part of the furcula in Collembola, consisting of two parallel pieces from the dist...

12. Chapter 12

Perfoliate: divided into leaf-like plates: applied to antennae with disc-like expansions connected by a stalk passing nearly through their centres: also to any part possessing a...