A Revision of the Genus Cryptotympana (Homoptera, Cicadidae)

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70 Masami HayashiThe corvus subgroupCryptotympana corvus (Walker, 1850)(Figs. 130, 141, 146-147, 150-154)Fidicina corvus Walker, 1850, List Horn. Brit. Mus., 1: 86.Cryptotympana corvus: Stal, 1862, Ofv. K. Vet.-Akad. Forh., 19: 483.Cryptotympana corva: Metcalf, 1963, Gen. Cat. Horn., Fasc. 8, 1: 346.Fidicina invariant Walker, 1858, Ins. sounders.: 11.Specimens examined. 1f, Kurseong, Inde, P. Kreat, Distant det. (handwriting)"Cryptotympana corvus Walk." (ISNB); \f, Khasi Hills, Assam, 1907, India.—H. M.Parish, Brit. Mus. 1923-247 (BM); 14, Indes orient., Mniszech 110-59 (MNP); \f344, Shillong, Assam, 12. III. 1936, Museum Leiden—Morendro Doonai (RML); 14(w/ exuviae), Ledo, Assam, VIII. 1945, William L.Jellison (NMNH); If, Darjeeling,VIII. 1886, H. L.A., Distant-CoH. 1911-383 (BM); If 14, Dam Dim (N. Bengal),Atkinson coll. 92-6 (BM); 14, Sikkim, Distant-CoH. 1911-383 (BM); 14, Sikkim,Staudinger v., Coll. A.Jacobi 1911-5, det. "corvus (Wlk.)" (SMTD); 3ff 14, Bhutan,From Coll. U. S.N. M., det. "Cryptotympana corvus Walk." (NMNH); 2ff 14, Bhutan,97-78. (BM); 14, Arun River (1,300 m), Chainpur, Nepal, 26. VII. 1978,T. Haruta leg.(MH); 2ff, same locality, 29. VII. 1978 (MH); 1f, Borneo, "Vyane vend.: Cryptotympanacorvus" (ISNB); 1f, without locality, Brit. Mus. 1962-168, det. "Cryptotympana sp.—notcorvus; opercula differ in shape & colour" (BM); 1f, without locality, 4442/4, AtkinsonColl. 92-6, det. "Cryptotympana bubo" (BM); 14, without locality (W. H. Muche,Radeberg, Ankauf), det. "Cryptotympana Corvus Wlk." (SMTD).Body jet black with a central spot at anterior tip of frontoclypeus, a transverse discalspot on anterior margin of vertex (sometimes absent by individuals), a fascia at centralpart of inner pronotal diagonal carina, 2 small spots on lateral surface of mesonotum andlateral margins of 3rd to 8th (to 9th in 44) abdominal terga ochreous orange; lateralmargin of f 1st tergum clothed with white pollinosity by individuals, forming a pair ofoblique white spots on the tergum; lateral part of abdomen clothed with golden hairs.Venter of body covered with golden pilosity; thorax black with outer part ofmesepimeron (entirely black by individuals) and apical part of 4 metepimeron(operculum) ochreous orange; f operculum orange with basal and inner parts widelyblack; abdomen ochreous orange with 2nd sternum, central parts of 3rd to 6th sterna,forming a wide longitudinal fascia, inner part of pleuron, 7th sternum, including lateralspot at the base and a pair of spots on the central part (by individuals in ^-^-), central aswell as apical parts of f 8th sternum, and inner margin and apical part of 4 9th tergum,black; legs black with spots on fore and mid femora, almost all parts of hind femur andtibia except for the ends and basal 2/3 of 3rd hind tarsal segment ochreous orange.Wings hyaline, slightly smoky, and immaculate on cross veins of forewing; basalblack part of forewing extending slightly beyond basal cell (tending to be developed up to
A Revision of the Genus Cryptotympana, 1171Figs. 146-149. Venter of abdomen. 146-147, C. corvus; 148-149, mandarina (from HongKong).basal 1/2 of cell Cu and basal 2/3 of cell IA in ff); veins olivaceous green basally andfuscous or black apically in forewing, while mostly fuscous in hindwing.Head about as wide as pronotum, more or less swollen anteriorly; frontoclypcusroundly swollen, 0.9-1.OX as long as wide in frontal view, bearing 8-9 transversestriations; labium extending slightly beyond middle of central metaprepisternal process;mesonotum proper about as long as pronotum in median length; abdomen longer thandistance between head and cruciform elevation in ff and distinctly shorter in ^-^-;lateral dilatation of mesepimeron widely rounded apicad; f operculum of an elongatedtriangle in shape, with the outer margin oblique and slightly sinuate, the inner margin
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A Revision of the Genus Cryptotympana (Homoptera, Cicadidae)

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