Novalena durango new species

Figure 24 d–f; Map 4

Type. Holotype female: MEXICO: Durango: Municipality of Durango, Highway #40, 2566 m, 9.IX.1967, R.E. Leech (CASENT 9048884), deposited at CAS .

Etymology. The specific name is a noun in apposition taken from the state of the type locality.

Diagnosis. This species differs from N. costata, N. creel, and N. divisadero in having the atrium with deep pits (Fig. 24 d).

Description. Female (holotype): Carapace light brown, cephalic region reddish with a pair of longitudinal lines behind PME. Chelicerae reddish, condyles orange. Endites light brown with white tips. Labium dark brown with white tip. Sternum orange with border brown. Legs orange; metatarsus with distal part reddish. Three black rings on femur and two on tibia. Opisthosoma dark brown with lateral brown spots, a pair of ventral bands, and posterior foliage. Spinnerets brown. Total length 9.25. Carapace length 4.75, width 3, cephalic region width 1.95, ocular region width 1.05. Eye diameter: AME 0.17, ALE 0.23, PME and PLE 0.21. Distance between eyes: AME- AME 0.1, AME-ALE 0.12, AME-PME 0.19, ALE-PLE 0.06, ALE-ALE 0.48, PME-PME 0.15, PME-PLE 0.15. Clypeus height 0.29. Chelicerae with three retromarginal teeth; basal segment length 1.76, fang length 0.81. Labium slightly wider than long (0.81/0.62). Endites almost convergent (distance at their base compared at their tips 0.81/0.38). Sternum longer than wide (2.29/1.81). Opisthosoma longer than wide (4.75/2.75). ALS separated by less their basal diameter (0.24/0.42), PLS with distal segment as long as basal segment (0.58/0.58). Leg lengths: I—femur 3.38/ patella-tibia 4/ metatarsus 2.75/ tarsus 1.88; II—3.25/ 3.88/ 2.88/ 1.63; III—3.13/ 3.75/ 2.88/ 1.63; IV—3.75/ 4.5/ 3.75/ 1.88. Spination: femur dorsal I—1-2 -2/ II—1-3 -3/ III—1-3 -3/ IV—1-2 -3; patella I—dorsal 1- 1/ prolateral 1/ retrolateral 0; II—1-1 / 1/ 0; III—1-1 / 1/ 1; IV—1-1 / 1/ 1; tibia I—dorsal 0/ ventral 2-2-2/ prolateral 1-1-0/ retrolateral 0; II—1 -0-0/ 2-2-2/ 1-1-0/ 0; III—1-1 -0/ 1-2-2/ 1-1-0/ 1-1-0; IV—1-1 -0/ 1-2-2/ 1-1-0/ 1-1-0; metatarsus I—0/ 2-2-2/ 0-1-1/ 0-0-1; II—0/ 2-2-2/ 0-1-1/ 0-0-1; III—2-1 -2/ 2-2-2/ 0-1-1/ 0-1-1; IV—3-2 -2/ 2-1-1- 1-2/ 0-1-1/ 0-0-1. Number of trichobothria: I—7, II—7, III—7, IV—7. Dorsal spines on pedipalp femur: 3. Prolateral spines on tibia: 1-2. Epigynal plate wider than long (1.27/0.82); atrium superficial with two deep pits; anterior sclerotized spurs separated by more their basal width (Fig. 24 d, f). Internal genitalia: copulatory ducts straight, primary spermathecae adjacent with a dorsal transverse mark (Fig. 24 e).

Male. Unknown.

Distribution. MEXICO: Durango (Map 4).