EXPIiABTATION OF PLATE XII. 



All the drawings were made by J. Henry Blake. 



Fig. 1. (399) (?) Cone of Sequoia, seen in cross- 

 section ; supposed wlien the plate was 

 engraved to be a coiled myriapod. 



2. (8616) (t) Parotermes hagenii. 



3. (1247) Cf ) Parotermes fodinje. 



4. (13526) (j) Ephemera macilenta, larva. 



5. (8824) (f) Ephemera inimobilis, larva. 



6. (6010) CJ) Hodotermes ? coLiradeusis. 



7. (10660) (f) Ephemera pnmico.sa, pupa. 



8. (4643) (^) Taphacris reliquata. 



9. (5587) (f) Ephemera exsncc:i. 



10. (13526) (f) Ephemera macilenta, larva. 



11. (349) (-1,^) Necropsylla rigida. 

 690 



Fig. 12. (19M) (?) Eutermes meadii. 



13. (9041) (?) Parotermes insignis. 



14. (400) (t) Parotermes insignis. 



15. (1516) (f) Ephemera puniieosa, larva. 



16. (233) (I) Ephemera pumicosa, larva. 



17. (31) (?) Eutermes meadii. 



18. (1693) (}) Lepisma platymrr.i. Some of 



the abdominal joints are nui, iudicated. 



19. (4643) (I) Taphacris reliquata. 



20. (B049) (f) Eutermes fossarum. 



21. (310) (^,5-) Necropsylla rigida. 



22. (11190) (f) Parotermes fodiua;. 



