Monteithophila Schuh, Štys, and Cassis, 2015
publication ID |
https://doi.org/ 10.1206/3825.1 |
publication LSID |
lsid:zoobank.org:pub:F14CA742-0BA5-48D3-ACF7-0A24A4939DE1 |
persistent identifier |
https://treatment.plazi.org/id/E2F52E37-21E5-423A-A67F-58C19559559E |
taxon LSID |
lsid:zoobank.org:act:E2F52E37-21E5-423A-A67F-58C19559559E |
treatment provided by |
Carolina |
scientific name |
Monteithophila Schuh, Štys, and Cassis |
status |
gen. nov. |
Monteithophila Schuh, Štys, and Cassis , new genus
TYPE SPECIES: Monteithophila queenslandana Schuh, Štys, and Cassis , new species, by present designation.
DIAGNOSIS: Among all Plokiophilidae most similar to Heissophila in the possession of a conventional broadly attached pygophore with symmetrical parameres lying exposed on the dorsal surface (fig. 5G), although the apices of the parameres directed anteromedially in Monteithophila rather than posterolaterally as in Heissophila ; tarsi 3-segmented, an attribute also occurring in Heissophila , the New World plokiophiline genus Lipokophila Štys , and the Baltic amber fossil taxon Pavlostsyia Popov. Fossula spongiosa lacking on all legs. Costal fracture absent, corial glands numerous, occurring on nearly entire clavus and corium.
DESCRIPTION: Male: Small, elongate; total length 2.41, width pronotum 0.67. SURFACE AND VESTITURE (figs.1, 3): Vestiture of dorsum and venter comprising short, reclining, simple setae (figs. 1A–D, 3A), setae on head and pronotum sometimes longer and more nearly erect (fig. 6). Antennae and tibiae with short reclining setae, length equal to or less than diameter of antennal segment 2 (pedicel). Macrochetae (Carayon, 1974; sometimes referred to as cephalic trichobothria, e.g., Schuh and Slater, 1995) on head indistinguishable from common setae (fig. 4A); eye with two setae inserted near posterior margin (figs. 2E, 4A, B); pronotum without an elongate seta (macrocheta) on anterolateral angle as recorded by Carayon (1974) for other Plokiophilidae (see fig. 7A, B for Paraplokiophiloides schwendingeri ); abdominal segment 8 without an obviously elongate macrocheta laterally as seen in Heissophila ( Schuh, 2006: fig. 4A). STRUCTURE: Head (figs. 2B, D–G, 4A, B): Roughly cylindrical, weakly elongate anteroposteriorly, projecting beyond anterior margin of eye by about the length of eye; vertex and frons sloping at same angle as weakly prominent clypeus (figs. 2D, 4B); buccal cavity more or less round, directed anteroventrally, removed from posterior margin of head by gula of length somewhat greater than longitudinal diameter of eye in lateral view (figs. 2D, 4A, B); mandibular and maxillary plates small (fig. 4B); buccula relatively broad but not distinctly demarcated from head (figs. 2D, 4A, B). Labium elongate, slender, tapering to acute apex, reaching to anterior margin of hind coxa, segment 1 short and broad (fig. 2D, 4A, B), ratio of length of segments 1:3:4:7. Eyes relatively small in dorsal view, removed from anterior margin of pronotum by about the diameter of antennal segment 2 (figs. 1A–D, 4A); eyes in lateral view occupying one-half to two-thirds height of head, elongate oval and narrowing ventrally, posterior margin nearly straight (figs. 2D, 4B, 6); antennal fossa located at midpoint of eye and slightly removed from eye (fig. 4A, B). Ocelli small (figs. 1A– C, 2E), separated by about two times diameter of an ocellus, placed at about midpoint of eye in dorsal view, removed from eye by distance slightly greater than diameter of an ocellus (figs. 1A, B, 2E). Antennae: Segment 1 (scape) short, only slightly surpassing apex of head (figs. 1A–D, 4A, 6), segments 2 (pedicel), 3, and 4 (flagellum) subequal in length and about three times length of segment 1, segment 1 of slightly greater diameter than segment 2, two times diameter of segments 3 and 4 (figs. 1A–D, 2B, J, 6); no prepedicellite. Thorax (figs. 1, 2): Pronotum trapezoidal in dorsal view,
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