Symphytognathidae Hickman 1931
Creators: name: Miller, Jeremy
name: Griswold, Charles
name: Yin, Chang
Publisher: name: Zenodo
Year: 2009
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Arachnida
Araneae
Symphytognathidae

description: Key to Gaoligongshan Symphytognathidae 1 Carapace nearly smooth (Figs 69A, 70C); male abdomen lacking scutum (Fig. 65A).......................................................... <b> <i>Patu</i> Marples, 1951</b> ........ <b>2</b> – Carapace sculptured with scales (Fig. 77 E-F, 78F) or denticles (Fig. 91A-D); abdominal scutum on male wraps around posterior (Fig. 74A)............................................................................. <b> <i>Crassignatha</i> Wunderlich, 1995</b> ........ <b>6</b> 2(1) Females....................................................................................................... <b>3</b> – Males.......................................................................................................... <b>5</b> 3(2) Female epigynum with scape (Fig. 67 A-C)............... <b> <i>Patu jidanweishi</i> sp. n.</b> – Female epigynum without scape................................................................. <b>4</b> 4(3) Looped path of the spermatheca/duct complex (Fig. 67F), epigynum with two juxtaposed dark circles showing through the integument (Fig. 67E)................................................................................................... <b> <i>Patu qiqi</i> sp. n.</b> – Path of the spermatheca/duct complex elongate along longitudinal axis (Fig. 67H); epigynum with two less distinct comma-shaped structures showing through the integument (Fig. 67G).............................. <b> <i>Patu xiaoxiao</i> sp. n.</b> 5(2) Embolus long, flexible (Fig. 66)............................... <b> <i>Patu jidanweishi</i> sp. n.</b> – Embolus short, not flexible (Fig. 73B)................................. <b> <i>Patu qiqi</i> sp. n.</b> 6(1) Abdomen rounded posteriorly.................................................................... <b>7</b> – Two lobes on the posterodorsal part of the abdomen (Fig. 86 D-F)........................................................................................... <b> <i>Crassignatha ertou</i> sp. n.</b> 7(6) Carapace sculptured with scales (Fig. 77 E-F, 78F). Metatarsus III lacking a trichobothrium........................................................................................... <b>8</b> – Carapace sculptured with denticles (Fig. 91A-D). Metatarsus III with a trichobothrium..................................................... <b> <i>Crassignatha longtou</i> sp. n.</b> 8(7) Males.......................................................................................................... <b>9</b> – Females..................................................................................................... <b>12</b> 9(8) Embolus long, with kink or partial turn. Prosoma declining or weakly domed behind posterior eyes................................................................................ <b>10</b> – Embolus short (Fig. 75A). Prosoma strongly domed behind posterior eyes (Figs 74A, 77E)................................................ <b> <i>Crassignatha pianma</i> sp. n.</b> 10(9) Embolus long, flexible, describing a half circle turn (Fig. 87A)................................................................................................. <b> <i>Crassignatha yamu</i> sp. n.</b> – Embolus shorter, rigid, helical or kinked, not describing a half circle turn..... <b>11</b> 11(10) Embolus with a strong kink about 1/3 its length from the origin (Figs 81A, 82C)................................................................... <b> <i>Crassignatha yinzhi</i> sp. n.</b> – Embolus a single turn rigid spiral ribbon, not simply tapered but with a narrow waste near the midpoint (Fig. 84A)........... <b> <i>Crassignatha quanqu</i> sp. n.</b> 12(8) Scape oriented ventrally to posteroventrally (Figs 76F, 79D) with the distal lobe of the scape more narrow than the basal lobe (Figs 76G, 79C) and/or with the ducts running anteriorly between the spermathecae before turning posteriorly (Figs 76I, 89B, D)................................................................... <b>13</b> – Scape procurved (Figs 76A, 79B) composed of two lobes of equal width (Figs 76B, 79A); ducts do not run anteriorly between the spermathecae........................................................................................ <b> <i>Crassignatha pianma</i> sp. n.</b> 13(12) Distal lobe of the scape, more narrow than and projecting well beyond the basal lobe (Figs 76D, 79 C-D). Copulatory ducts mostly restricted to area posterior to spermathecae......................................................................... <b>14</b> – Scape lobes not well differentiated or same width (Fig. 79A). Copulatory ducts double back to run between spermathecae before turning back toward scape......................................................................................................... <b>15</b> 14(13) Scape projecting posteroventrally (Figs 79D, 80B). Abdomen dark in preserved specimens, subtriangular, maximum posterior extension of abdomen near dorsum........................................................ <i> <i>Crassignatha yinzh</i> i</i> <b>sp. n.</b> – Scape projecting ventrally (Figs 76F, 79F). Abdomen pale in preserved specimens, subspherical, maximum posterior extension of abdomen near center.......................................................................... <b> <i>Crassignatha quanqu</i> sp. n.</b> 15(13) Ducts run straight and come together at a nearly 90° angle near the midpoint of the spermathecae (Fig. 76I).............................. <b> <i>Crassignatha yamu</i> sp. n.</b> – Ducts curve and come together near the posterior margin of the spermathecae (Fig. 89D)..................................................... <b> <i>Crassignatha gudu</i> sp. n.</b>
description: Published as part of <i>Miller, Jeremy, Griswold, Charles &amp; Yin, Chang, 2009, The symphytognathoid spiders of the Gaoligongshan, Yunnan, China (Araneae: Araneoidea): Systematics and diversity of micro-orbweavers, pp. 9-195 in ZooKeys 11 (11)</i> on pages 63-64, DOI: 10.3897/zookeys.11.160, http://zenodo.org/record/576459
description: {"references": ["Wunderlich J (1995) Drei bisher unbekannte Arten und Gattungen der Familie Anapidae (s. l.) aus Sud-Afrika, Brasilien und Malaysia (Arachnida: Araneae). Beitrage zur Araneologie 4: 543 - 551 (date on volume 1994; actually published 1995)."]}