Nocticola quartermainei, Trotter, Andrew J., Main, Dean C. & Finston, Terrie L., 2017

Trotter, Andrew J., Main, Dean C. & Finston, Terrie L., 2017, Speciation in fractured rock landforms: towards understanding the diversity of subterranean cockroaches (Dictyoptera: Nocticolidae: Nocticola) in Western Australia, Zootaxa 4250 (2), pp. 143-170 : 149-154

Nocticola quartermainei n. sp.

( Figs 3–5 )

Type material. AUSTRALIA: Western Australia: holotype: male, Jirrpalpur Range , drill hole SF1537R (23°00`33.60"S, 118°59`50.20"E), 11 May 2012 (J. Quartermaine, S. Bennett) ( WAM 84186) . Paratypes: 1 female, same as previous except for 11 July 2012, (WAM 84187); 1 male, Packsaddle Range , drill hole GBRS 0156 (22°55`01.40"S, 119°06`52.80"E), 27 April 2010 (J. Cocking, G. Pearson) ( WAM 83208) ; 1 female, Jirrpalpur Range , drill hole GF0215R (22°56`26.90"S, 118°52`36.50"E), 5 February 2008 (J. Cocking, M. Scanlon) ( WAM 83207) ; 1 male, Jirrpalpur Range , drill hole ACBH 20 S (23°00`39.10"S, 119°10`12.10"E), 12 July 2011 (J. Quartermaine, D. Main) ( WAM 84182) ; 1 female, 1 nymph same data ( WAM 84181) ; 1 male, Jirrpalpur Range , drill hole GE0793R (22°56`08.20"S, 118°52`55.70"E), 9 January 2008 (M. Scanlon, J. Cocking) ( WAM 84180) ; 1 male, Jirrpalpur Range , drill hole SF0287R (22°58`37.70"S, 118°49`05.60"E), 7 August 2012 (J. Quartermaine, J. Cocking) ( WAM 84180) ; 1 female, same data as previous ( WAM 84183) ; 1 female, 1 nymph same data as previous ( WAM 84184) ; 1 female, Jirrpalpur Range , drill hole GB0043R (22°56`31.10"S, 119°00`14.20"E), 22 September 2008 (J. Cocking, G. Pearson) ( WAM 84178) ; 1 female, 6 nymphs, Jirrpalpur Range , drill hole GA0017R (22°55`35.30"S, 119°00`56.10"E), 11 March 2008 (M. Scanlon, J. Cocking) ( WAM 84177) ; 1 female, 1 nymph, Jirrpalpur Range , drill hole GD0027R (22°55`56.60"S, 118°56`31.90"E), 12 January 2008 (M. Scanlon, J. Cocking) ( WAM 84179) .

Etymology. The specific epithet is a patronym in honour of Jeremy Quartermaine, who collected the holotype.

Description of male (holotype).

Body: Approximately 2.8 times as long as wide ( Fig. 3A ). Total length (excluding cerci) 2.986 mm, 2.639– 3.182 (other males), abdomen width 1.066 mm, 0.958–1.184 (other males).

Colour: Yellowish brown.

Head: Vertex of head slightly exposed, spinules present ( Fig. 3B ). Eyes greatly reduced and variable in size and shape (tear shaped to bi-lobed), about 50 ommatidia (holotype), located dorsal to the antennal socket, 6–14 other males. Ocelli are absent. Antennae longer than body, 31 segments (paratype).

Pronotum: Rounded square, flattened towards margins, convex towards the midline ( Fig 3A, B ), 0.938 mm long, 0.789–0.930 (other males), 1.133 mm wide, 0.914–1.146 (other males), covered in spinules of variable length, larger distally and towards midline.

Tegmina: Hyaline, reduced in length, reaching to the fifth abdominal tergum ( Fig. 3A ), 1.543 mm long, 1.168–1.323 (other males), 0.570 mm wide, 0.480–0.608 (other males) 5–6 veins (holotype) are present covered in recumbent setae, marginal setae forming a fringe of longer setae ( Fig. 3A ). Hind wings are absent.

Legs: Hind leg 1.2 times total body length. Femora not uniformly slender, narrowing distally, anterior ventral margin of front femur with a row of minute piliform spinules and one large apical spine (Type C1) ( Fig. 3C ). Mid and hind femurs with long setae on the ventral margins and a large spine on anterior lateral edge. Mid leg tibia with two strong accessory spines medially ( Fig. 3D ). Hind leg tibia has four medial accessory spines ( Fig. 3E ). All legs with tibia, and tarsi covered with very small spinules and fine hairs. Pulvilli and arolia absent, tarsal claws simple, symmetrical, small. Front femur 0.969 mm, 0.787–0.912 (other males), front tibia 0.565 mm, 0.494–0.616 (other males), front tarsus 0.431 mm, 0.321–0.432 (other males), front metatarsus 0.341 mm, 0.292–0.383 (other males). Total front leg length 2.306 mm, 1.992–2.343 (other males). Mid femur 1.060 mm, 0.874–1.003 (other males), mid tibia 0.693 mm, 0.698–0.733 (other males), mid tarsus 0.560 mm, 0.461–0.485 (other males), mid metatarsus 0.408 mm, 0.332–0.401 (other males). Total mid leg length 2.721 mm, 2.439–2.543 (other males). Hind femur 1.188 mm, 1.028–1.187 (other males), hind tibia 1.153 mm, 0.798–1.145 (other males), hind tarsus 0.725 mm, 0.519–0.676 (other males), hind metatarsus, 0.524 mm, 0.421–0.514 (other males). Total hind leg length 3.590 mm, 2.839– 3.522 (other males).

Abdominal terga: Apparently unspecialized. Curvature and sclerotized towards midline on terga 3 and terga 4 ( Fig. 3A ).

Cerci: Long slender, eight segments with setae of varying lengths some long and trailing ( Fig. 3A ). Cerci length 0.709 mm, other male 0.677 mm all other male specimens with cerci broken or missing.

Genitalia: R 3v, flattened and plate-like with edges thickened and more sclerotized ( Fig. 4A ). R3d, positioned dorsally and connected to the apical part of R 3v. Thin bulbous, lightly sclerotized, lateral edge covered in fine scale-like tubercles ( Fig. 4A ). R2, internal, located between R 3v and R3d when viewed caudally. Large, lightly sclerotized, rounded, covered in large scale-like tubercles in parallel rows. Dorsal edge is concave with large spines ( Fig. 4A ). R1, connected to R3d. Long cylindrical, distal end blunt with many scattered small setae along the ventral and posterior margin. Semicircular serrate lobe present ventrally midway and 11 long thick setae present ventrally on the basal third ( Fig. 4A, B ). L1 is membranous and difficult to visualise. L2d is long and hook-like, heavily sclerotized with subapical incision (hook), lobe ventral to hook with approximately 11 strong setae. Dorsal and ventral setae scattered along the stem, often broken off but setal scars visible ( Fig. 4C ). L3d large, heavily sclerotized, tip with fine tubercles. Ventral lobe serrate along dorsal margin with small spine present at ventral junction ( Fig. 4D ). L 2v lightly sclerotized, barely visible ( Fig. 4A ). L 3v, heavily sclerotized, bow shaped with inner end square ( Fig. 4A ). p long, sinuate smooth. Tip tapering, covered with short leaf-like setae ( Fig. 4E ). vp heavily sclerotized, triangular, flattened with spines of varying sizes along lateral margins and anterior ventral surface ( Fig. 4F ).

Supraanal plate: In dorsal view symmetrical and trapeziform, hind margin very slightly concave, with scattered setae dorsally and marginally, longer at posterior margin. Right and left paraprocts similar, poorly defined without processes ( Fig. 4H ).

Subgenital plate: Symmetrical, hind margin shallowly concave with scattered setae dorsally and marginally, styles absent ( Fig. 4G ).

Description of opposite sex (paratype).

Body: Apterous. Similar to male, but larger ( Fig. 5A ). Medial length 3.38 mm, 3.48–4.55 mm (other females). Abdomen width 1.52 mm, 1.27–1.82 mm (other females).

Head: Eyes present tear shaped, comprising 6–8 ommatidia. Antennae longer than body, 43 segments.

Pronotum: Length, 1.04 mm, 0.77–1.072 mm (other females), 1.34 mm wide, 1.212–1.365 mm (other females).

Legs: Front femur 1.04 mm, 0.89–1.09 mm (other females), front tibia 0.61 mm, 0.54–0.72 mm (other females), front tarsus 0.49 mm, 0.37–0.47 mm (other females), front metatarsus 0.46 mm, 0.31–0.44 mm (other females). Total length front leg 2.6 mm, 2.22–2.57 mm (other females). Mid femur 1.13mm, 1–1.26 mm (other females), mid tibia 0.87 mm, 0.71–0.95 mm (other females), mid tarsus 0.64 mm, 0.42–0.64 mm (other females), mid metatarsus 0.48 mm, 0.40–0.46 mm (other females). Total mid leg length, 3.12 mm, 2.66–3.13 (other females). Hind femur, 1.29 mm, 1.11–1.47 (other females), hind tibia 1.22 mm, 1.17–1.63 mm (other females), hind tarsus 0.82 mm, 0.7–0.81 mm (other females), hind metatarsus 0.64 mm, 0.45–0.59 mm (other females). Total length hind leg 3.98 mm, 3.69–4.21 mm (other females).

Cerci: Length 0.89 mm, 0.83–0.94 mm (other females); nine segmented though last two segments often hard to distinguish; ventral surface of segments 3 and 4 with modified accessory spines, four per segment, 3–5 (other females) ( Fig. 5G ).

Supraanal plate: Hind margin deeply concavely excavated ( Fig. 5E ). Remarks. N.quartermainei n. sp. belongs to the simoni -species group due to the absence of a tergal gland in the males.

Figures

FIGURE 3 A – E. Nocticola quartermainei n. sp. A, B paratype (WAM 83208); C – E paratype (WAM SF 0287 R). A, habitus, dorsal view; B, head, lateral view; C, first leg, anterior view; D, second leg, anterior view; E, third leg, anterior view. Scale 0.5 mm.

FIGURE 4 A – H. Nocticola quartermainei n. sp. A, B, D – F paratype (WAM ACBN 20 S); C paratype (WAM GE 0793 R); G, H paratype (WAM GE 0793 R). A, whole genitalia, dorsal view; B, R 1, dorsal view; C, L 2 d, dorsal view; D, L 3 d, dorsal view; E, p, dorsal view; F, vp, dorsal view; G, subgenital plate, ventral view; H, supraanal plate, dorsal view. Scale 0.2 mm.

FIGURE 5 A – H. A, Nocticola quartermainei n. sp., female, paratype (WAM GB 0043 R); B, D, H, Nocticola cockingi n. sp., female, paratype (WAM SF 134 R); C, Nocticola currani n. sp., female, (WAM BH 0041). E, G, Nocticola quartermainei n. sp., female, paratype (WAM SF 0287); F, Nocticola currani n. sp., female, (WAM ML 0671). A – C, habitus, dorsal view; D, supraanal plate, dorsal view; E, supraanal plate, dorsal view; F, supraanal plate, dorsal view; G, cerci, ventral view; H, cerci, ventral view. Scale A – C 1 mm, D – F 0.2 mm.