Crypticerya rileyi (Cockerell)

Unruh, Corinne M., 2008, A taxonomic review of the Crypticerya species (Hemiptera: Coccoidea: Monophlebidae) of the southwestern United States and Mexico, including description of a new species from Baja California, Zootaxa 1759, pp. 1-42 : 26-30

Crypticerya rileyi (Cockerell)

( Figs 13 , 14 )

Description of adult female (based on lectotypes of I. rileyi and I. rileyi larreae , 3 paralectotypes and 1 nontype Ψ)

In life. Adult female dull red, covered with white and yellowish mealy powder, with lateral waxy tufts that easily break off. Ovisac white with slight yellowish tinge, smooth, not fluted, 10 mm long, 5 mm wide (adapted from Cockerell, 1895).

Slide-mounted specimens. Body elliptical, widest at abdomen, 5.3–7.0 mm long, 3.8–6.0 mm wide (lectotype of I. rileyi 5.1 mm long, 3.8 mm wide; lectotype of I. rileyi larreae 6.6 mm long, 6.0 mm wide). Antennae ( Fig. 13 A) 9 or 11 segmented, 860–1040 µm long, apical segment 130–180 µm long, 60–75 µm wide; hair-like setae up to 240 µm long. Eyes 120–150 µm. Clypeolabral shield 550–600 µm long, 300–500 µm wide, labium 320–350 µm long, 250–350 µm wide. Hindlegs ( Fig. 13 H) 1950–2345 µm long; trochanter+femur 700–810 µm long, tibia+tarsus 870–1030 µm long; setae on leg segments 58–125 µm long, spine-like setae 25–45 µm long; distal trochanteral setae 220–250 µm long; claw digitules 35–50 µm long. Mesothoracic spiracles each 190–250 µm long, atrium 145–175 µm wide; metathoracic spiracles each 225– 300 µm long, atrium 170–230 µm wide; derm near atrial opening with cluster of 3–7 simple multilocular pores each 11–12 µm in diameter with bilocular centre and 9–12 outer loculi. Ovisac band present, formed by flagellate setae 53–60 µm long with rounded bases ( Fig. 13 G) and multilocular pores of two types: (i) larger pores ( Fig. 13 D, F) forming inner band 8–10 pores wide, each pore 10–12 µm in diameter, with trilocular centre (sometimes bilocular, rarely quadrilocular) and 8–12 outer loculi and (ii) smaller pores ( Fig. 13 E) forming outer band 5–7 pores wide, each pore 8–10 µm in diameter, with bilocular or trilocular centre and 4–12 outer loculi and appearing slightly bluish when stained. Vulvar opening surrounded by typical multilocular pores ( Fig. 13 J), each 13–14 µm in diameter, with bilocular centre and 8–12 outer loculi, and hair-like setae 70–100 µm long. Cicatrices elongate, numbering 3, central cicatrix 220–255 µm long, 110–170 µm wide; lateral cicatrices 120–200 µm long, 95–125 µm wide. Abdominal spiracles each ( Fig. 13 L) with atrium 20–30 µm wide. Anal ring 115–135 µm wide; anal opening surrounded by hair-like setae 85–120 µm long and typical multilocular pores ( Fig. 13 L).

Dorsum. Robust hair-like setae ( Fig. 13 N) 120–250 µm long, scattered across all body segments. Short hair-like setae ( Fig. 13 O) 25–85 µm long, scattered across all body segments. Flagellate setae ( Fig 13 C) 30– 50 µm long, distributed as for genus. Multilocular pores ( Fig. 13 D, F), each 11–12 µm in diameter, with bilocular or trilocular centre and 6–9 outer loculi, forming medial to submedial longitudinal rows on head and thorax. Smaller simple multilocular pores ( Fig. 13 M), each 9–10 µm in diameter, with bilocular centre and 6–8 outer loculi, scattered across rest of dorsum.

Venter. Hair-like setae ( Fig. 13 O), 25–150 µm long, distributed as for genus, longest setae ( Fig. 13 N) forming marginal clusters. Flagellate setae ( Fig. 13 C), 30–50 µm long, distributed as for genus. Multilocular pores ( Fig. 13 D, G), each 10–12 µm in diameter, with bilocular or trilocular centre and 6–9 outer loculi, forming marginal clusters on each segment and scattered on margins and submargins of head, thorax and abdomen. Simple multilocular pores ( Fig. 13 B), each 11–12 µm in diameter, with bilocular or trilocular centre and 4 or 5 outer loculi, scattered medially to submedially on head and thorax; similar pores ( Fig. 13 I), each 11–12 µm in diameter, with bilocular centre and 4 or 5 outer loculi, scattered medially to submedially across abdomen.

Description of first-instar nymph (based on 5 non-type first-instar nymphs)

Slide-mounted specimens. Body elliptical, 740–890 µm long, 420–540 µm wide. Antennae 360–410 µm long, apical segment 120–140 µm long, 40–45 µm wide; hair-like setae up to 280 µm long. Eyes 50–60 µm wide. Clypeolabral shield 150–175 µm long, 138–188 µm wide. Labium 93–105 µm long, 138–150 µm wide. Hindlegs 663–730 µm long; trochanter+femur 210–230 µm long, tibia+tarsus 340–380 µm long; setae on legs 33–68 µm long; distal trochanteral setae 58–93 µm long, claw digitules 35–38 µm long. Thoracic spiracles each 55–78 µm long; atrium 23–35 µm wide. Cicatrix 28–33 µm in diameter. Abdominal spiracles ( Fig. 14 C) as for genus. Anal tube ( Fig. 14 D) 28–30 µm long, 80–88 µm wide at opening; multilocular pores inside anal tube 8–9 µm in diameter.

Dorsum. Shape and distribution of pores as for genus, except each abdominal segment with one submarginal pore, one submedial pore and one medial pore. Distribution of hair-like setae ( Fig. 14 E) and flagellate setae ( Fig 14 A) as for genus. Long hair-like setae 53–160 µm long; short hair-like setae 23–40 µm long; long marginal setae 155–310 µm long. Flagellate setae 38–48 µm long. Multilocular pores ( Fig. 14 F) each 8–9 µm in diameter on head and thorax, each 7–8 µm in diameter on abdomen.

Venter. Distribution of setae and pores as for genus. Hair-like setae ( Fig. 14 E) 25–60 µm long; long hairlike setae 480–850 µm long in two pairs at abdominal apex. Flagellate setae ( Fig. 14 A) 35–48 µm long. Multilocular pores ( Fig. 14 B) each 8 µm in diameter on head and thorax, each 6–7 µm in diameter on abdomen.

Type data. Icerya rileyi : U.S. A.., NM, Las Cruces, ex Mesquite (= Prosopis sp.), 26.iv.1892 (Townsend); ex Creosote bush (= Larrea tridentata ) (20.xi.1894) (Cockerell); Tularosa, ex Mesquite (= Prosopis sp.), 30.ix.1892 (Townsend). Icerya rileyi larreae : MEXICO, Chihuahua, plain at base of Cerro Chilicote, ex Larrea , 29.iv.1902 (T. and B. Cy).

Type material. Lectotype of Icerya rileyi (designated by Unruh & Gullan, 2008b): ad Ψ ( USNM). Paralectotypes: 3 ad ΨΨ, dry material ( USNM). Lectotype of I. rileyi larreae (designated by Unruh & Gullan, 2008b): ad Ψ ( USNM). Paralectotypes: 1 first-instar nymph, 1 embryo, dozens of body parts of first-instar nymphs, dry material ( USNM).

Other material examined. USA, AZ: ad Ψ, Pima County, Coronado National Forest, Sabino Recreation Area, Phoneline Trail, 32°18’N, 110°48’W, 26.vi.2004 (C.M. Unruh) (BME); 20 first-instar nymphs, Santa Cruz County, Mustang Mountains, ex Mimosa biuncifera , 21.vii.1933 (E.D. Ball) (BME).

Figures

FIGURE 13. Crypticerya rileyi adult Ψ. A. Antenna; B. Simple multilocular pore with trilocular centre and three outer loculi; C. Flagellate seta; D. Simple multilocular pore with bilocular centre and nine outer loculi; E. Simple multilocular pore, similar to vulvar pore, with trilocular centre and six outer loculi; F. Flagellate seta present in ovisac band; G. Simple multilocular pore with trilocular centre and eight outer loculi; H. Hindleg; I. Simple multilocular pore with bilocular centre and four outer loculi; J. Vulvar multilocular pore; K. Abdominal spiracle; L. Anal multilocular pore; M. Simple multilocular pore with bilocular centre and seven outer loculi; N. Long hair-like seta; O. Short hair-like seta.

FIGURE 14. Crypticerya rileyi first-instar nymph. A. Flagellate seta; B. Simple multilocular pore with bilocular centre and four outer loculi; C. Abdominal spiracle; D. Anal tube; E. Long hair-like seta; F. Simple multilocular pore with bilocular centre and seven outer loculi.