Crypticerya littoralis (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 : 13-16

Crypticerya littoralis (Cockerell)

( Figs 5 , 6 )

Description of adult female (based on lectotypes of I. littoralis mimosae , I. littoralis tonilensis , I. (Proticerya) littoralis and 6 paralectotypes of I. (Proticerya) littoralis ).

In life. Adult female becoming dark purple with maturity, dorsal surface almost denuded of wax, some waxy tassels projecting from anterior and posterior apices. Ovisac smooth, very long, about 2 or 3 times as long as body of female (adapted from Cockerell, 1898).

Slide-mounted specimens. Body elliptical, 3.9–5.4 mm long, 2.3–3.8 mm wide (lectotype of I. (Proticerya) littoralis 5.4 mm long, 3.8 mm wide; lectotype of I. littoralis mimosae 5.1 mm long, 3.3 mm wide; lectotype of I. littoralis tonilensis 3.9 mm long, 2.3 mm wide). Antennae ( Fig. 5 A) 9 segmented, apical segment 150–200 µm long, 70–90 µm wide; hair-like setae on apical segment up to 550 µm long. Eyes 90–110 µm wide. Clypeolabral shield 430–500 µm long, 325–475 µm wide, labium 260–315 µm long, 200–325 µm wide. Hindlegs ( Fig. 5 J) 1725–1905 µm long; trochanter+femur 640–740 µm long, tibia+tarsus 780–880 µm long; setae on leg segments 40–105 µm long; distal trochanteral setae 175–300 µm long; claw digitules 20–38 µm long. Mesothoracic spiracles each 155–190 µm long, atrium 105–140 µm wide; metathoracic spiracles each 205–275 µm long, atrium 145–185 µm wide; derm at atrial opening with 3–6 simple multilocular pores, 10– 11 µm in diameter with bilocular centre and 9–12 outer loculi. Ovisac band present, formed by dense setae 75–100 µm long, with round to flattened bases ( Fig. 5 H) and multilocular pores of two types: (i) larger pores ( Fig. 5 G, I) forming inner band, 7–9 pores wide, each pore 11–13 µm in diameter, with bilocular or trilocular centre and 6–12 outer loculi, and (ii) smaller pores ( Fig. 5 E, F) forming outer band 3–5 pores wide, each pore 9–10 µm in diameter, with bilocular centre and 3–8 outer loculi, appearing slightly bluish when stained. Vulvar opening as for genus, surrounded by typical multilocular pores ( Fig. 5 K), each 12–13 µm in diameter. Cicatrices oval to round, numbering 3; central cicatrix 160–235 µm long, 90–155 µm wide, lateral cicatrices 110– 220 µm long, 90–125 µm wide. Abdominal spiracles ( Fig. 5 M) with atrium 23–35 µm wide; multilocular pores ( Fig. 5 G, I) each 11–12 µm in diameter, with bilocular or trilocular centre and 6–9 outer loculi, clustered on derm surrounding opening. Anal ring 105–190 µm wide; anal opening surrounded by hair-like setae 138– 225 µm long and typical multilocular pores ( Fig. 5 L), each 11–12 µm in diameter.

Dorsum. Hair-like setae ( Fig. 5 O), 50–300 µm long, sparsely scattered; longest setae ( Fig. 5 P), 325–450 µm long, forming marginal clusters on each segment. Flagellate setae ( Fig. 5 D), 35–50 µm long, distributed as for genus. Simple multilocular pores ( Fig. 5 G, I), each 12–13 µm in diameter, with bilocular or trilocular centre, forming medial longitudinal row on head and thorax; similar pores ( Fig. 5 N), each 10–11 µm in diameter, with bilocular centre (less often trilocular) and 6–8 outer loculi, scattered on rest of derm.

Venter. Hair-like setae ( Fig. 5 O), 75–250 µm long, scattered medially to submedially across head and thorax; longest setae ( Fig. 5 P), 300–425 µm long, clustered between antennae. Flagellate setae ( Fig. 5 D), 35–50 µm long, distributed as for genus. Simple multilocular pores ( Fig. 5 G, I), each 10–12 µm in diameter, with bilocular or trilocular centre and 6–9 outer loculi, forming marginal clusters on all body segments and scattered on margins and submargins of head, thorax and abdomen. Multilocular pores ( Fig. 5 B, C), each 11–12 µm in diameter, with bilocular or trilocular centre and 2–5 outer loculi, scattered medially to submedially on head and thorax; similar pores ( Fig. 5 B), each 12–13 µm in diameter, with bilocular centre and 4–6 outer loculi, scattered medially to submedially across abdomen.

Description of first-instar nymph (based on 2 paralectotypes of I. littoralis mimosae and 3 paralectotypes of I. (Proticerya) littoralis )

Slide-mounted specimens. Body elliptical, 590–700 µm long, 350–400 µm wide. Antennae 375–450 µm long, apical segment 150–155 µm long, 50–60 µm wide; hair-like setae on apical segment up to 550 µm long. Eyes 45 µm wide. Clypeolabral shield 190 µm long, 155 µm wide. Hindlegs 648–678 µm long; trochanter+femur 200–213 µm long, tibia+tarsus 325–363 µm long; setae on legs 50–125 µm long; distal trochanteral setae 115 µm long; claw digitules 43–45 µm long. Thoracic spiracles each 38–53 µm long; atrium 28–30 µm wide. Cicatrix round, 13–18 µm in diameter. Abdominal spiracles ( Fig. 6 C) as for genus. Anal tube ( Fig. 6 D) 75–88 µm long, 30–33 µm wide at opening; multilocular pores inside anal tube 5–6 µm in diameter.

Dorsum. Shape and distribution of pores as for genus, except each abdominal segment with one submarginal pore, two submedial pores and one medial pore, and head and thorax with dense multilocular pores. Distribution of hair-like setae ( Fig. 6 E) and flagellate setae ( Fig. 6 A) as for genus. Long hair-like setae 43–50 µm long; short hair-like setae 22–30 µm long; long marginal setae 90–125 µm long. Flagellate setae 43–60 µm long. Multilocular pores ( Fig. 6 F), each 8–9 µm in diameter on head and thorax, 7–8 µm in diameter on abdomen.

Venter. Distribution of setae and pores as for genus. Hair-like setae ( Fig. 6 E) 30–45 µm long; long hairlike setae 650–900 µm long, in three pairs at abdominal apex. Flagellate setae ( Fig. 6 A) 22–25 µm long. Multilocular pores ( Fig. 6 B), each 7–8 µm in diameter on head and thorax, 6–7 µm in diameter on abdomen.

Type data. Icerya (Proticerya) littoralis : MEXICO, El Faro, near Frontera, “on the sea-beach, on the sandy ridges just beyond the reach of ordinary surf”, ex Croton [= Codiaeum sp.], 16.v.1897 (Townsend). Icerya littoralis mimosae : MEXICO, Las Minas, near Frontera, ex "Sarsa" [= Mimosa sp.], 4.vi.1897 (Townsend). Icerya littoralis tonilensis : MEXICO, Jalisco, Tonila, “on cultivated tree”, 2.viii.1902 (Townsend).

Type material examined. Lectotype of Icerya (Proticerya) littoralis (designated by Unruh & Gullan, 2008b): ad Ψ ( USNM). Paralectotypes: 6 ad ΨΨ, 6 first-instar nymphs ( USNM); 2 ad ΨΨ (BME); dry material ( USNM). Lectotype of Icerya (Proticerya) littoralis mimosae (designated by Unruh & Gullan, 2008b): ad Ψ ( USNM). Paralectotypes: ad Ψ, 12 first-instar nymphs ( UNSM); dry material ( USNM). Lectotype of Icerya littoralis tonilensis (designated by Unruh & Gullan, 2008b): ad Ψ ( USNM). Paralectotypes: dry material ( USNM).

Figures

FIGURE 5. Crypticerya littoralis adult Ψ. A. Antenna; B. Simple multilocular pore with bilocular centre and five outer loculi; C. Simple multilocular pore with trilocular centre and three outer loculi; D. Flagellate seta; E. Simple multilocular pore, similar to vulvar pore, with bilocular centre and six outer loculi; F. Simple multilocular pore, similar to vulvar pore, with bilocular centre and five outer loculi; G. Simple multilocular pore with bilocular centre and nine outer loculi; H. Flagellate seta present in ovisac band; I. Simple multilocular pore with trilocular centre and eight outer loculi; J. Hindleg; K. Vulvar multilocular pore; L. Anal multilocular pore; M. Abdominal spiracle; N. Simple multilocular pore with bilocular centre and seven outer loculi; O. Short hair-like seta; P. Long hair-like seta.

FIGURE 6. Crypticerya littoralis 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.