XXVI ILLUSTRATIONS 



FIGURE PAGE 



480. A Mite {Tyroglyphus, sp.) of a plant feeding type destructive to stored 

 foods, etc. From Banks, U. S. N. M 168 



481. A long \egged Mitt {Oribata gracili pes). From Banks, U. S. N. M 168 



482. The young of a species of Oribaia. From Banks, U. S. N. M 168 



483. A Mite {Antennophorns uhlmanni) parasitic on ants. From Banks, 



U. S. N. M ; 168 



484. A predaceous Mite (Atomus macidatus) which feeds on insects. From 

 Banks, U. S. N. M 168 



485. Our only Spider to be dreaded (Latrodectiis mactans), female; unlike 

 most spiders it will bite, and its bite is quite poisonous. Bur. Ent 168 



486. The same, male. Bur. Ent 168 



487. A Spider (Linphia communis) bearing on its back the grub of a spider 

 feeding parasitic Wasp {Polysphinda diclynac). Bur. Ent 168 



488. The Wasp {Polysphinda dictynae) of which the grub shown in the pre- 

 ceding figure is the young. Bur. Ent 168 



489. A Chelifer {C hemes nodosus) commonly found clinging to the legs of 

 flies. From Graham-Smith 168 



4QO. A Red Spider {Tetranychus Iclarius), female; really a mite. Bur. Ent., 



after McGregor and McDonough 168 



4QI. A Mite {Bryobia pralensis). Bur. Ent 168 



492. The same, newly hatched; note the three pairs of legs instead of four. 

 Bur. Ent 168 



493. An Onychophore or Peripatus {Pcripatopsis capcnsis) from South 

 Africa. From Sedgwick 168 



494. A long legged Spider Crab {Anisonotiis curiirostris) common in depths of 

 180-1,800 feet in the West Indies. From A. Agassiz 172 



495. A small Jelly-fish {Glossocodon teniiirostris) from the Gulf Stream. From 



A. Agassiz 172 



496. An Anomuran (Lithodes agassizii), a creature intermediate between a 

 crab and a lobster, common from New England to South Carolina in 

 2,700-4,800 feet of water. From A. Agassiz 172 



497. A Hermit Crab {Pagurus acadianus) removed from its borrowed shell. 

 From Benedict, U. S. N. M i74 



498. A symmetrical Hermit Crab (Pylocheles partitas) removed from its dom- 

 icile. From Benedict, U. S. N. M i74 



499. A symmetrical Hermit Crab {Cancellus spongicola) regarding the world 

 from its burrow in a sponge. From Benedict, U. S. N. M 174 



500. A deep water Crustacean {Ptychogaster defensa) from the Galapagos 

 Islands in 2,352 feet. From Benedict, U. S. N. M 174 



501. Another deep water Crustacean (Mtmida angidata). From Benedict, 



U. S. N. M 174 



502. A deep sea Shrimp {Glyphocrangon aculeatus); shrimps of this type are 

 found in the West Indies and on the eastern coast of the United States 



in 1,500-7,200 feet of water. From A. Agassiz 174 



503. A deep water Shrimp {Sabinea prince ps) reaching a length of 5 inches or 

 more which is found off the Atlantic coast of the United States in 2,400- 

 4,200 feet. From A. Agassiz 174 



