Pazius
Creators: name: Lima, Alessandro Rodrigues
name: Dias, Priscila Guimarães
Publisher: name: Zenodo
Year: 2016
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Mecoptera
Bittacidae
Pazius

description: Key to males of Pazius
Modified from Byers, 1977
1 Aedeagus with forked ventral posterior projection near base (furcatus group) (Figs. 2 A, 2D, 2G, 2I, 2K)................ 2
1’ Aedeagus without ventral projection near base (Figs. 3, 4, 6).................................................. 6
2 Aedeagus (lateral view) with a backward rectangular protuberance above the fork (Figs. 2 D, 2G)..................... 3
2’ Aedeagus (lateral view) without a backward rectangular protuberance above the fork (Figs. 2 A, 2I, 2K)................ 4
3 Epiandrial lobes with two thick black spines in posterodorsal corner (Fig. 2 G); inner posterior surface with a protuberance (Fig. 2 H"e"); subconical projection from ventral edge terminates in three stout black spines (Fig. 2 H) (Brazil).. ornaticaudus
3’ Epiandrial lobes with one small black spine in posterodorsal corner (Fig. 2 D); inner posterior surface without a protuberance (Fig. 2 E); subconical projection from ventral edge terminates in two stout black spines (Fig. 2 F"c") (Brazil, Colombia).................................................................................................. cinctipes
4 Ventral process of epiandrial lobe (dorsal view) forked, bearing a posterior and an anterior tips, the latter terminating in two blackened denticles (Figs. 2 B, 2C, 2J).................................................................... 5
4’ Ventral process of epiandrial lobe (dorsal view) simple, bearing just an anterior tip terminating in two blackened denticles (Fig. 2 L)......................................................................................... convolutus
5 Ventral bifurcate process of epiandrial lobe (dorsal view) near mid-length of lobe (Fig. 2 B); apex of gonocoxite (lateral view) from truncate to concave (Fig. 2 A); forked projection of aedeagus with compressed branches (Panama).............. flinti
5’ Ventral bifurcate process of epiandrial lobe (dorsal view) distad of mid-length of lobe (Fig. 2 J); apex of gonocoxite (lateral view) conspicuously convex (Fig. 2 I); forked projection of aedeagus with branches of uniform diameter (Venezuela)...................................................................................................... furcatus
6 Epiandrial lobe in lateral view convex (Fig. 3) (obtusus group)................................................. 7
6’ Epiandrial lobe in lateral view not convex (Figs. 4, 6)....................................................... 9
7 Epiandrial lobe without short spines on the dorsal margin (Fig. 3 A) (Panama, Costa Rica)...................... obtusus
7’ Epiandrial lobe with short spines on the dorsal margin (Figs. 3 C, 3E)............................................ 8
8 Epiandrial lobe ventral margin with a medial projection (Fig. 3 E"b"); gonocoxite hexagon-shaped in lateral view (Fig. 3 E); inner surface of each epiandrial lobe (dorsal view) with a short and truncated subterminal spine (Fig. 3 F"c") (Colombia)................................................................................................ gorgonensis
8’ Epiandrial lobe ventral margin without a medial projection; gonocoxite squared-shaped in lateral view (Fig. 3 C); inner surface of each epiandrial lobe (dorsal view) with a long and acute subterminal spine (Fig. 3 D"a") (Panama)............ spinosus
9 Epiandrial lobes without a group of blackened spines on inner apical surface, and with acute upturned apices (lateral view) (Fig. 4 A) (Peru)................................................................................ .. gracilis
9’ Epiandrial lobes each bearing a group of thick, blackened spines on inner apical surface (Figs. 4 C, 4D, 6C–F) and without acute upturned apices (lateral view) (Figs. 4 B, 6A, 6B) (pectinatus group)....................................... 10
10 Sternum IX (lateral view) triangular with protruding postero-ventral corner (Fig. 4 B); dorsal margin of epiandrial lobe almost straight (Fig. 4 B); inner surface of epiandrial lobes without projection (Fig. 4 C) (Ecuador)................... pectinatus
10’ Sternum IX (lateral view) semicircular (Fig. 6 A); dorsal margin of epiandrial lobes protruding into a hump (Figs. 6 A, 6B"a"); inner surface of epiandrial lobes with anterio-mesally-directed projection with comb of thick, black spines (Figs 6 D, 6E"d", 6I "d") (Brazil).......................................................................... angairaba sp. nov
description: Published as part of Lima, Alessandro Rodrigues & Dias, Priscila Guimarães, 2016, The uncommon Neotropical genus Pazius Navás, 1913 (Mecoptera: Bittacidae): a comprehensive synthesis, with description of a new Brazilian species, pp. 504-514 in Zootaxa 4169 (3) on pages 505-507, DOI: 10.11646/zootaxa.4169.3.5, http://zenodo.org/record/261526