VIII PROCEEDINGS OF THE NATIONAL MUSEUM vol.89 



Following 

 page 

 60,61. Mellita lata, new species; M. quinquiesperforafa tenuis, new 



variety 444 



62. Mellita lata, new species ; M. latiambulacra, new species 444 



63. Dinotocrintis compactus, new genus and species 517 



64. Brooksella canyoncnsis, new species 520 



TEXT FIGURES 



Page 



1. Male specimen of Phyllophaga (Listrochelus) disparilis (Horn) 118 



2. Abdomen and claw (male) of Phyllophaga (Listrochelus) tar&alis, P. 



(L.) senex, P. (L.) falsa, P. (L.) scoparia, P. (L.) trochanter, P. 



(L.) flavipetinis, P. (L.) wickhami, and P. (L.) neomexicana 119 



3. Genitalia, antennae, and tarsi of Phyllophaga (Listrochelus) timida, 



P. (L.) snoivi, P. (L.) scoparia, P. (L.) peninsularis, P. (L.) mac- 

 murryi, P. (L.) opacicollis, P. (L.) fimbripes, P. (L.) tarsalis, and 

 P. (L.) koclileriana 120 



4. Anatomical views of Phyllophaga (Listrochelus) trochanter, P. (L.) 



scoparia, P. (L.) meadi, P. (L.) tarsalis, P. (L.) falsa, P. (L.) 

 granti, and P. (L.) neomexicana 121 



5. Abdomen and male genitalia of Phyllophaga (Listrochelus) carminator, 



P. (L.) granti, P. (L.) densicolUs, P. (L). michelbacheri, P. (L.) 

 mira flora 122 



6. Male genitalia of Phyllophaga (Listrochelus) disparilis, P. (L.) 



arizona, P. (L.) duncani, P. (L.) cushmani, and P. (L.) scuticeps— 123 



7. Male genitalia of Phyllophaga (Listrochelus) huachuca, P. (L.) sco- 



paria and P. (L.) cliapini 124 



8. Male anatomy of Phyllophaga (Listrochelus) reinhardi, P. (L.) muco- 



rea, P. (L.) pulcher, and P. (L.) plena; pygidium of female of 



P. (L.) disparilis, P. (L.) huachuca and P. (L.) chapini 125 



9. Male genitalia of Phyllophaga (Listrochelus) falsa, P. (L.) trochanter, 



P. (L.) tarsalis, and P. (L.) fimbripes 126 



10. Male genitalia of Phyllophaga (Listrochelus) flavipennis, P. (L.) 



granti, P. (L.) mckhami, P. (L.) macinurryi, anA P. (L.) texensis 127 



11. Male genitalia of Phyllophaga (Listrochelus) koehleriana, P. (L.) 



neomexicana, P. (L.) opacicollis, P. (L.) pilosipes, and P. (L.) 

 parilis 128 



12. Male genitalia of Phyllophaga (Listrochelus) cochisa, P. (L.) cavata, 



P. (L.) micros and P. (L.) meadci — 129 



13. Genitalia of Phyllophaga (Listrochelus) michelbacheri, P. (L.) den- 



sicolUs, P. (L.) mira flora, P. (L.) carminator, P. (L.) huachuca 



and P. (L.) granti 130 



14. First pleopod of male crayfish to illustrate terminology 388 



15. Male anatomy of Cambarus acherontis Lonnberg 391 



16. Male anatomy of Cambarus palUdus, new species 395 



17. Male anatomy of Cambarus lucifugus lucifugus, new species and sub- 



species 399 



18. Male anatomy of Cambarus lucifugus alachua, new subspecies 403 



19. Male anatomy of Cambarus hubbelU, new species 407 



20. Male anatomy of Cambarus kilbyi, new species 411 



21. Male anatomy of Cambarus rathbunae, new species 415 



22. Male anatomy of Cambarus pictus, new species 421 



23. Eurhoptodes cratatus, new species: Dorsal aspect, venter, tarsus, 



tibia, and side view 447 



