Plate 5 
(The figures are copied after T, Rupert Jones's plate, Monthly Microscopical Jour., 1870.) 
Fig. 1. Bairdia curta McCoy. Fig. 13. Entomis i ei Saeed Jones. 
i 2. Thlipsura corpulenta Jones & Holl. Fig. 14. Primitia renulina J. H 
. Cythere Jukesiana J. & H. Fig. 15. Kirkbya Urei Tones, 
Cytherella brevis Jones. Fig. 16. Moorea silurica J. & TH. 
. Cytherellina siliqua Jones Fig. 17. Leperditia Balthica Hisinger. 
Aechmina cuspidata J. & H. Fig. 18. Isochilina gracilis Jones. 
Carbonia Agnes Jones. Fig. 19. Beyrichia Wilckenziana Jones. 
Corin Phillipsiana Jones. Fig. 20. Beyrichia Kloedeni McCoy. 
. Cypridella Koninckiana Jones. Fig. 21. Beyrichia complicata Salter. 
. Cyprella subannulata Jones. Fig, 22. Leaia Leidyi Lea. 
. Entonoconchus Scouleri McCoy. Fig. 23. Estheria membranacea Patch. 
Fig. 12. Entomis divisa Jones. Fig. 24. Estheria tenella Jordan. 
