Muma, 1962: 10-11, fig. 8.
(Muma): Muma, 1970a: 32-33; Muma, 1976: 19; Brookhart and Brookhart,
California: San Bernardino County - Quail Springs, Joshua Tree National
Monument, 12 April 1950 (W. F. Barr), 1 female (holotype).
Deposited in the American Museum of Natural History.
Muma, Muma, 1962:
10-11, fig. 8 (as Therobates acrilobatus):
Total length, 16.0 mm.
Chelicerae 4.5 mm 1.7
4th legs 16.0
Color in alcohol very similar to that of
light examples of T. bilobatus. Markings on chelicerae and
propeltidium very faint, almost indistinquishable. Those on palpi and
legs light but distinct.
Dentition of chelicerae considerably worn
but similar to that of T. bilobatus except there is a serration
in front of anterior tooth of movable finger, two intermediate teeth
between medial and anterior teeth of fixed finger, and both rows of
fondal teeth graded I, III, II, IV in size.
Structure similar to T. bilobatus
except there are no distinguishable ctenidia on first post-spiracular
Opercula of genital segment as shown in