Type Material

Holotype: “Female holotype from Quail Springs, Joshua Tree National Monument, California, April 12, 1950 (W.F. Barr), in the American Museum of Natural History” (Muma, 1962, p. 11).

Chelicerae Description: "Dentition fo 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" (Muma, 1962, p. 10-11).

Ctenidia Description: "Structure similar to T. bilobatus except there are no distinguishable ctenidia on first post-spiracular abdominal segment" (Muma, 1962, p. 11).

Operculum Description: "Opercula of genital segment as shown in figure 8" (Muma, 1962, p. 11).

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Eremochelis acrilobatus  – female holotype

“Female holotype from Quail Springs, Joshua Tree National Monument, California, April 12, 1950 (W.F. Barr), in the American Museum of Natural History” (Muma, 1962, p. 11).

AMNH

(All measurements in sp description except papillae segments)

Measurements:

Char	Char description	M (mm)
CL	chelicerae length	4.5
CH	Chelcera height
FNL	Fondal notch length
FNH	Fondal notch height
FFH	Fixed finger height
LI	First leg length	10.0
LIV	Fourth leg length	16.0
PPL	Propeltidium length	2.0
PPW	Propeltidium width (from bottom edge where “ears” begin)	3.0
PL	Palpus length	13.0
PMT	Palpal metatarsus length
PT	Palpal tarsal length	1.36
TL	Total length