Novalena paricutin Maya-Morales & Jiménez, 2017, new species

Novalena paricutin new species

Figure 33 a–c; Map 6

Type. Holotype female: MEXICO: Michoacán: Municipality of Uruapan, Parícutin, V.1943, F.H. Pough, deposited at AMNH.

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

Diagnosis. This species differs from N. clara and N. volcanes in having spurs longer than wide (Fig. 33 a).

Description. Female (holotype): Carapace light brown, white feathery scales on cephalic region. Chelicerae reddish, condyles orange. Endites and labium dark brown with white tips. Sternum yellow with border brown. Legs orange with three black rings on femur and two on tibia. Opisthosoma with five pairs of black spots and posterior foliage. Spinnerets orange. Total length 10.75. Carapace length 5.75, width 3.75, cephalic region width 2.5, ocular region width 1.38. Eye diameter: AME, PME and PLE 0.21, ALE 0.25. Distance between eyes: AME-AME 0.13, AME-ALE 0.13, AME-PME 0.29, ALE-PLE 0.08, ALE-ALE 0.62, PME-PME 0.19, PME-PLE 0.27. Clypeus height 0.37. Chelicerae with three retromarginal teeth; basal segment length 2.14, fang length 0.95. Labium slightly longer than wide (0.76/0.67). Endites slightly convergent (distance at their base compared at their tips 0.67/0.52). Sternum longer than wide (2.67/2.14). Opisthosoma longer than wide (5.5/3.5). ALS separated by less than half their basal diameter (0.19/0.48); PLS with distal slightly shorter than basal segment (0.42/0.44). Leg lengths: Ifemur 4.63/ patella-tibia 5.25/ metatarsus 3.75/ tarsus 2.38; II—4.13/ 4.75/ 3.75/ 2.25; III—3.75/ 4.63/ 4/ 2.13; IV—5 / 5.5/ 5.25/ 2.25. 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—0/ 1-2-2/ 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/ 0-1-1; II—0/ 2-2-2/ 0-1-2/ 0-0-1; III—2-2 -2/ 2-2-2/ 0-1-1/ 0-1-1; IV—3-2 -2/ 2-2-2/ 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 (1.52/1.06); atrium superficial, anterior and large spurs separated by more their basal width (Fig. 33 a, c). Internal genitalia: copulatory ducts straight, primary spermathecae adjacent (Fig. 33 b).

Male. Unknown.

Variation. Body length 10.75–12.5; carapace length 5.75–6.25; patella-tibia I length 5.25–5.38 (n = 2). Paratype dark brown.

Additional material examined. Paratype: MEXICO: Michoacán: Municipality of Morelia, S Morelia, 609 m, 9.IX.1980, E.S. Ross (CASENT 9048930).

Distribution. MEXICO: Michoacán (Map 6).