File:Cavefaunaofnorth00pack 0181.jpg

English: Plate VII.

Fig. 1. Zygonopus whitei Ryder. — Anterior part of the body without the legs; la, front view of the head; 16, male

antenna; lc, three segments, enlarged to show the mode of origin of the lateral seta; ; Id, le, origin of the

same with the transversely striated area below the flattened boss from which the set;e arise ; If, one of the

sixth pair of legs of the male, forming claspers; Ig, a leg of the seventh pair of the male; l/i, a rudimentary

leg of the eighth pair (without a claw) ; lfc, rudimentary male genital ar .nature, with a rudimentary claw-

less leg on one side : 1/, lm', lamina interior ; lm', a bristly seta, very minute (compare PI. VIIT, fig. li', ml) ;

In, male genital armature, lamina exterior (I.e.) ; lo, the latter enlarged (1^, lq, antenna and labrum, etc.,

of Zygonopus (?) or Trichopetalum).

Fig. 2. Trichopetalum 1 una turn Harger.— Head and first three segments; 2a, nearly front view of head; 26, antenna;

2c, two terminal joints still more magnified ; 2d, leg; 2e, a rudimentary leg; 2/, two segments, showing the

swollen area bearing three seta}.

Fig. 3. Antennae of Pseudotremia cavernarum.— a, one from Little Wyandotte Cave ; 6, from Bradford, and c, from

Carter (Bat) caves; 3d, 3c, '.!/, not accurately copied by the artist from the author's camera drawings.

FlG 4 . Eyes of Pseudotremia cavernarum from different individuals from Bradford Cave.

Fig. 5. Scoterpes copei Pack.— A pair of legs.

All the figures drawn by the author with the camera lucida.