TABLE I. 

 Disposition of the pores or punctured found on lepidopleroiis larvcB. 



Family 



AND 



Number and Name of Species 



Sphingid^ — 



1. Phlegothontius sexta Joh 



2. Ceratomia catalpce Bvd 



Saturniid^ — 



3. Antomeris io Fab 



Arctiid.e — 



4. Hyphantria ciinea Dru 



NoCTUIDiE — 



5. Apatela{Acronycta)americanal{a.vr 



6. Prodenia ornithogalli Guen 



7. Feltia sp 



8. Cirphis unipuncta Haw 



Notodontid.e — • 



9. Datana integerriina G. & R 



10. Datana minis tra Dru 



Liparid^ — 



11. Hemerocampa lencostigma S.& A. 

 Lasicampid^ — 



12. Malacosoma americana Fab 



BOMBYCTD^ — 



13. Bombyx mori L 



Geometrid^ — 



14. Alsophila pometaria Harr 



PSYCHID.E — 



15. Thyridopteryx 



ephemerceformis Haw 



COCHI.IDIID^ — 



16. Sibine stimulea Clem 



Megai.opygid^ — 



17. Lagoa crispata Pack 



18. Megalopyge opercularis S. & A... 

 Zyg.-enid^ — 



19. Harrisina americana Guer-A4en. . 

 PyraliDvE — 



20. DiatrcBa saccharalis Fab 



21. Achroia grisella Fab 



22. Dioryctria abeitella D. & S 



Olethreutid^ — 



23. Laspeyresia pomonella L 



24. Laspeyresia moles la Busck 



Yponomeutid.e — 



25. Atteva aurea Fitch 



Gelechiid.-e — 



26. Pectinophora gossypiella Saund. . 

 Blastobasid^ — 



27. Valentinia glandulella Riley 



PAPILIONID.E — 



28. Papilio polyxenes L 



P1ERID.C — 



29. Pontia rapes L 



Nymph ALiD.« — 



30. Basilarchia archippus Cram 



Variation 



Number of Pores on 



Head 



Head 

 capsule 



12 

 14 



12 



14 



14 

 12 

 20 

 26 



16 

 12 



16 



12 



16 



12 



16 



12 



12 

 12 



16 



16 

 12 

 14 



16 

 12 



12 



20 



16 



16 



12 



12 



12-26 



Head 

 append- 

 ages 



30 

 32 



36 



34 



34 

 30 



28 

 34 



28 

 28 



30 



30 



30 



30 



30 



26 



28 

 28 



28 



30 



28 

 32 



28 

 32 



30 



28 



30 



32 



32 



32 



26-36 



Thorax 



Legs 



30 

 30 



30 



30 



30 

 30 

 30 

 30 



31 

 30 



30 



30 



30 



19 



18 

 30 



24 



24 



24 



30 

 24 

 24 



30 , 

 24 



24 



30 



30 



30 



24 



32 



18-32 



First 

 thoracic 

 segment 



6 

 6 



3 

 2 



4 



'4 



3 

 2 



2 

 2 



0-6 



Abdomen 



Last seg- 

 ment and 

 anal 

 prolegs 



2 



6 



2 

 3 



0-6 



