MR. NEWPORT ON THE TEMPERATURE OF INSECTS. 
293 
Table VI. 
A Table exhibiting the Temperature of Insects of different Species under various 
circumstances compared with the Temperature of the Atmosphere. 
Division 1. Volant Insects. ( b .) Crepuscular Species. 
Bulk in 
cubic ins. 
Weight in 
grains. 
Atmo- 
sphere. 
Insect. 
Difference. 
o 
o 
o 
61-3 
63-3 
2- 
61-3 
61-5 
•2 
66 
69-2 
3-2 
64-5 
69-3 
4-8 
65-5 
74-5 
9- 
65-5 
74 
8-5 
64-1 
66-3 
2-2 
64-1 
69-1 
5- 
62-5 
62-6 
•1 
70-5 
70-9 
•4 
70-5 
71-9 
1-4 
70-5 
72-3 
1-8 
71-3 
74-5 
3-2 
71-3 
73-6 
2-3 
68-2 
68-5 
•3 
68-2 
69 
•8 
67 
67-3 
•3 
66-9 
67-4 
•5 
66-6 
68-6 
2- 
66-6 
69-2 
2-6 
71 
: 71*5 
•5 
Order. 
Species. 
Period of 
Observation. 
°. g 
o 
'A 8 
Remarks. 
45 
46 
47 
48 
49 
50 
51 
52 
53 
54 
55 
56 
57 
58 
59 
60 
61 
62 
63 
64 
65 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Melolontha vulgaris, perf. 
Melolontha vulgaris, perf. 
Melolontha vulgaris, perf. 
Melolontha vulgaris, perf 
Melolontha vulgaris, perf 
Melolontha vulgaris, perf 
Melolontha vulgaris, perf 
Melolontha vulgaris, perf 
Melolontha vulgaris, perf 
Mel. solstitialis, perf.... 
Mel. solstitialis, perf... 
Mel. solstitialis, perf.... 
Mel. solstitialis, perf.... 
Mel. solstitialis, perf.... 
Coccinella 7-punctata... 
Coccinella 7-punctata... 
Lucanus cervus 
Lucanus cervus 
Lucanus cervus 
Lucanus cervus 
Lucanus cervus 
1835. 
May 23 a.m. 
a.m. 
A.M. 
A.M. 
A.M. 
A.M. 
P.M. 
P.M. 
No. 1. 
1. 
No. 2. 
No. 1. 
No. 2. 
No. 3. p.m. 7 
June 27 a.m. 
A.M. 
A.M. 
A.M. 
A.M. 
July 9 a.m. 
A.M. 
A.M. 
A.M. 10^ 
A.M. lOf 
P.M. 4 
Male, quiet; internal temperature of body. 
All the specimens perfectly quiet. 
Quiet; internal temperature of body. 
Respiring quick, preparing for flight. 
Female. Respiration violent and long continued. 
Male. Under similar circumstances. 
Female ; has been long at rest. 
Male; respiring rapidly and trying to escape. 
f Female just taken from her natural haunts, in 
\ the open air in a state of perfect rest. 
Quiet. 
Very active and perspiring profusely. 
Very active. 
Very much excited. 
Quiet, becoming asphyxiated. 
The insect had been moderately active. 
J Very active ; had raised the atmosphere of the 
\ phial to 68°‘5. 
Insect had been lying perfectly quiet. 
J Perfectly quiet, but raised the temperature of the 
\ phial in i an hour to 67 0- 2. 
J A little active ; temperature of the phial at i j- 
| raised to 68° - 5. 
After great exertion. 
Insect has been lying quiet. 
Division 2. Terrestrial Insects, (a.) Diurnal Species. 
Proscarabaeus violaceus... 
April 11 p.m. 3£ 
1 
•04* 
11 
Proscarabaeus violaceus... 
P.M. 3f 
1 
•04 
11 
Proscarabaeus violaceus... 
22 p.m. 6 
1 
•04 
10-8 
Proscarabaeus violaceus... 
P.M. 6 jr 
1 
•04 
10-8 
Proscarabaeus violaceus... 
P.M. 65 
1 
■04 
10-8 
Proscarabaeus violaceus... 
23 p.m. 7 
1 
•05 
12-7 
Proscarabaeus vulgaris ... 
May 1 p.m. 3 
1 
•09 
21-5 
Proscarabaeus vulgaris ... 
P.M. 34 
1 
•09 
21-5 
Acrida viridissima 
1 
Acrida viridissima 
1 
Acrida viridissima 
1 
Acrida viridissima 
1 
Acrida viridissima 
1 
Acrida viridissima 
A.M. 1 1 
1 
Acrida viridissima 
16 A.M. 7 
1 
Acrida viridissima 
A.M. 7 
i 
Staphylinus olens 
April 23 p.m. 7 
1 
3-8 
S. erythropterus 
1 
S. erythropterus 
1 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Orthoptera. 
Orthoptera. 
Orthoptera. 
Orthoptera. 
Orthoptera. 
Orthoptera. 
Orthoptera. 
Orthoptera. 
Coleoptera. 
Coleoptera. 
Coleoptera. 
62-4 
64-3 
61-2 
60-4 
60 
58-2 
60-2 
631 
74-7 
74-7 
73 
74-9 
67-4 
72-7 
70 
70 
60-2 
64-5 
65 
63 
65 
62-3 
61- 7 
61-2 
59-3 
62- 9 
64- 6 
75-4 
75-8 
74-1 
76 
68 
73-6 
70-5 
70-8 
61-2 
65- 1 
65-6 
•6 
•7 
II 
1- 3 
1-2 
11 
2- 7 
1-5 
•7 
1-1 
11 
11 
•6 
•9 
•5 
A very small female, somewhat excited. 
Still excited ; has been fasting. 
Active; has been feeding in warmer atmosphere. 
Has been active. 
A little excited. 
A little excited. 
Just after being captured; excited. 
Is now more quiet. 
Female quiet, fasting for 2 days. 
A little excited. 
{ Insect confined one hour ; quiet, but respiring 
irregularly and forcibly at 37 per minute : du- 
ring this violent respiration at rest. 
Insect quiet. 
Insect a little active. 
A little excited ; jhas fasted for the last 4S 
Very much excited; J hours. 
Active. 
Male specimen ; active. 
Male specimen ; active. 
(b.) Crepuscular Species. 
•05 
•05 
•05 
12-5 
12-5 
12-5 
20 
21 
22 
23 
24 
25 
26 
27 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Coleoptera. 
Carabus nemoralis 
Carabus nemoralis 
Carabus nemoralis 
Carabus monilis... 
Carabus monilis ... 
Carabus violaceus 
Blaps Mortisaga... 
Blaps Mortisaga... 
April II p.m. 
P.M. 
P.M. 
June 18 a.m. 
A.M. 
A.M. 
26 A.M. 
A.M. 
61-0 
62-5 
63 
67-4 
67-4 
67-4 
71 
71 
61-8 
624 
63-4 
67-4 
67-6 
67-7 
71-1 
71-3 
Female; quiet. 
A little active. 
Very much excited. 
J Insect was excited, but did not evolve perceptible 
\ heat; had fasted for 18 hours. 
Active. 
1 n a state of great excitement. 
Very active. 
Still more active. 
* In my Paper on the Respiration of Insects in the Philosophical Transactions, Part II. 1836, p. 552, Table I. 
the cubic bulk of Carabus cancellatus, Nos. 33 and 34, and of Meloe violaceus, No. 36, has been erroneously 
printed 0 - 4 instead of 0 - 04. 
o o 
