MEMOIRS OF THE NATIONAL ACADEMY OF SCIENCES. 83 



Order Arthrogastra. 

 Obisium cavicola Pack. New Market Cave, Virginia. 

 Chthonius paclardii Hageu, Zool. Auzeig., ii, 399, 1879. Mammoth aud neighboring caves in Kentucky and 



Indiana. 

 Chthonius cwcus Pack. Weyer's Cave, Virginia. 



Phalangodes flavescens (Cope), Amer. Naturalist, vi, 420, 1872. Wyandotte Cave. 

 Phalangodes var. weyercnsis Pack. Weyer's Cave. 

 Phalangodes var. cascu/m Pack. Carter caves, Kentucky. 



Phalangodes armata Tellkf., Archiv f. Naturgesch., x, 320, 1844. Mammoth and neighboring caves, Kentucky. 

 Phlegmacera caviooJens Pack. Carter caves, Kentucky. 



Nemastoma troglodytes Pack., Bull. Hayden's U. S. Geol. Surv., iii, 1877. Clinton's Cave, Utah. 

 Nemastoina inops Pack. Carter caves, Kentucky. 



Order Araneina. 



Nesticus pallidas Emerton, Amer. Naturalist, ix, May, 1875. Madison's Cave, next to Weyer's, Virginia. 



Kesticus carteri Emerton, Amer. Naturalist, ix, May, 1875. Carter caves, Kentucky. 



Linyphia suiterranea Emerton, Amer. Naturalist, ix, May, 1875. Carter caves, Kentucky, and Wyandotte 



Cave, Indiana. 

 Linyphia weyeri Emerton, Amer. Naturalist, ix, May, 1875. Weyer's Cave, Virginia. 

 Linyphia incerta Emerton, Amer. Naturalist, ix, May, 1875. Madison's Cave, next to Weyer's, and Carter 



caves, Kentucky. 

 Anthrobia mammouthia (Tellkf.), Archiv f. Naturgesch., 1844. Mammoth aud neighboring caves, Kentucky. 

 Erigone infernalis Keyserling. 

 Willibaldia cavernicola Keyserling. 



Ccslotes juvenilis Key b., Verb. Zool.-Bot. Ges. Wien, 228, PL xi, Fig. 13. Mammoth Cave. 

 Liocranoides unicolor Keys. , Verh. Zool.-Bot. Ges. Wien, 190. Mammoth Cave. 

 Usofila gracilis Keyserling, MS. Alabaster Cave, California. 



Class MYRIOPODA. 

 Order Diplopoda. 



Pseudotremia cavernarum Cope, Proc. Amer. Phil. Soc, xi, 179, 1869. Wyandotte, Bradford, Ind., caves; 



Erhart's and other caves, Montgomery, Grainger, and Giles counties, Tenn. ; and caves in Virginia and 



Tennessee. 

 Pseudotremia cavernarum, var. carterensis Pack. Carter caves, Kentucky. 



Scoterpes copei (Pack.), Amer. Naturalist, v, 748, 1871. Mammoth and adjoining caves, Kentucky. 

 Zygonopus whitei Eyder, Proc. U. S. Nat. Mus., iii, 527, 1881. New Market, Luray, and Weyer's caves, Vir 



ginia. 

 Cambala annulata Say, Journ. Acad. Nat. Sci., Phil., ii, 103, 1821. Caves in Indiana, Kentucky and Virginia. 



Class INSECT A. 

 Order Thysanura. 



Lipura ? or Achorutes ? lucifugus Pack. 



Tomocerus plumbeus Templeton, var. pallidus. Carter caves, Kentucky ; Weyer's Cave, Virginia ; Clinton's 



Cave, Utah. 

 Lepidocyrtus atropurpureus Pack. Locality not given in my notes. 

 Degeeria cavernarum Pack. Wyandotte New Cave and Bradford Cave, Indiana; Carter caves and Diamond 



Cave, . Kentucky. 

 Smynthurus ferrugineus Pack. New Market and Weyer's Cave, Virginia. 

 Smynihurus sp. Mammoth Cave. 



Campodea cookei Pack., Amer. Naturalist. Mammoth Cave. 

 .Wachilis cavernicola (Tellkf.). Mammoth Cave. 



Order Orthoptera. 



Hadencecus subterraneus Scudder. Mammoth, Carter, and other caves in Kentucky. 



Ceuthophilus stygiua Scudder, Proc. Bost. Soc. Nat. Hist., viii, 9, 1851. Hickman's Cave, Kentucky; Wyan- 

 dotte and other caves in Indiana ; caves in Kentucky, Laurel Cave, Carlin county, Kentucky. 



Ceuthophilus sloanii Pack., Fifth Rt. Peab. Acad. Sci., 93, 1873. Bradford Cave, Little Wyandotte Cave, 

 Indiana. 



Ceuthophilus ensifer Pack., Amer. Naturalist, xv, 882, 1881. Nickajack Cave, Tennessee. 



Order Platyptera. 



Myopsocus or Elipsocus sp., Hubbard, in Amer. Ent., iii, 84, 1880. Mammoth Cave. 

 Dorypteryx pallida Aaron. Madison's Cave (Cave of Fountains). 



