PLATE IL 



Fig. i. Retropluma plumosa n. sp., (f, magn. 5. Fig. ia ventral view of carapace, magn. 10. Fig. ib larger 

 chela, outer view, magn. 10. Fig. ie smaller chela, outer view, magn. 10. 



Fig. 2. Tympanomerus ceratophorus (Koelbel), <ƒ, magn. 7. Fig. 2a external orbital angle and epibranchial 

 tooth, magn. 20. Fig. 2b external maxilliped, magn. 15. Fig. 2c abdomen, magn. 10. 



