Lobolibethra, Hennemann & Conle, 2007

Hennemann, Frank H. & Conle, Oskar V., 2018, Studies on neotropical Phasmatodea XVIII: Four new species of Lobolibethra Hennemann & Conle, 2007 from Peru and Ecuador (Phasmatodea: “ Anareolatae ”: Diapheromeridae), European Journal of Taxonomy 449, pp. 1-33 : 4-5

Keys to species of Lobolibethra

Females* 1. Hind legs unarmed (at most with a single small sub-basal dorsal lobe on metatibiae) …………2 – All three pairs of legs with various lobes of variable sizes …………………………………………7

2. Mesofemora at least with small lobules ventrally; subgenital plate obtusely rounded apically …3 – Mesofemora entirely smooth; subgenital plate acutely pointed apically (S Ecuador) ……………… ………………………………………………………………………………… L. tricarinata sp. nov.

3. Ventral lobes of mesofemora prominent and much wider than diameter of femur ………………4 – Ventral lobes of mesofemora small and no larger than diameter of femur ………………………5

4. Epiproct small and not considerably projecting over posterior margin of anal segment ………… ………………………………………………………………………… L. acheloa ( Günther, 1940)

– Epiproct enlarged, triangular and projecting distinctly beyond apex of anal segment (NE Brazil) …… ………………………………………………………………………… L. ignava ( Westwood, 1859)

5. Lateral margins of anal segment deflexed; subgenital plate convex, tub-shaped ………………6 – Lateral margins of anal segment not deflexed and converging towards posterior; subgenital plate fairly flat, scoop-shaped …………………………………… L mutica ( Hennemann & Conle, 2007)

6. Stocky insects; mesothorax 3.6× as long as prothorax; anal segment with a distinct triangular median indention …………………………………………………………… L. carbonelli sp. nov.

– More slender insects; mesothorax>4× as long as prothorax; anal segment with posterior margin quadri-dentate ………………………………………………………………… L. pozuzoae sp. nov.

7. Anteroventral carina of metafemora at most with minute, rounded lobes; metatibiae without a subbasal ventral lobe; subgenital plate gently excavated apically ……………………………………8

– Metafemora with large foliaceous lobes on anteroventral carina; metatibiae with a distinct subbasal ventral lobe; subgenital plate with apex rounded …………………………………………9

8. Body length> 50 mm; slender insects; mesothorax 4.3× as long as prothorax; abdominal segments III–V longer than wide; mesofemora with three small, rounded lobes on anteroventral carina (S Ecuador)…………………………………………………………… L. ramale ( Giglio-Tos, 1898)

– Body length <50 mm; more stocky insects; mesothorax at most 3.4× as long as prothorax; abdominal segments III–IV wider than long; mesofemora with two prominent lobes on anteroventral carina (E Peru) ……………………………………………………………… L. mainerii ( Giglio-Tos, 1910)

9. Stocky insects; mesothorax about 4.4× as long as prothorax; median segment about ¼ the length of metanotum; profemora longer than mesothorax ( Bolivia) ……………………………………… ………………………………………………………… L. boliviana ( Hennemann & Conle, 2007)

– More slender insects; mesothorax almost 5× as long as prothorax; median segment less than ¼ the length of metanotum; profemora about as long as mesothorax (E Peru) ……………………………… ………………………………………………………… L. panguana ( Hennemann & Conle, 2007)

Males** 1. Meso- and metathorax granulose, nodulose or verruculose ………………………………………2 – Meso- and metathorax smooth ( Peru) ………………………………………… L. pozuzoae sp. nov.

2. Legs lobate …………………………………………………………………………………………3 – Legs unarmed, without lobes ………………………………………………………………………4

3. Very slender insects; mesothorax almost 7× as long as prothorax; mesonotum with irregularly dispersed small granules and nodules; mesofemora unarmed dorsally ……………………………… …………………………………………………………… L. panguana ( Hennemann & Conle, 2007)

– More stocky insects; mesothorax <6× as long as prothorax; mesonotum with single enlarged yellow tubercles; mesofemora with 3–4 small lobules dorsally … L. mainerii ( Giglio-Tos, 1910)

4. Slender insects, abdominal segments III–V> 2× as long as wide; meso- and metathorax granulose or sparsely nodulose ………………………………………………………………………………5

– Stocky insects, abdominal segments III–V <2× as long as wide: meso- and metathorax densely and prominently verruculose ( Peru) ……………………………………… L. verruculosa sp. nov.

5. Anal segment not longer than wide and distinctly deflexed medially; abdominal tergites II–V without carinae ( Peru) ………………………………………………………………………………6

– Anal segment longer than wide and very weakly deflexed post-medially; abdominal tergites II–V carinate (S Ecuador) ………………………………………………… L. tricarinata sp. nov.

6. Very slender insects; mesothorax 6.5× as long as prothorax; mesonotum only supplied with single nodes; poculum small and reaching only about half way along tergum IX ………………………… …………………………………………………………… L. mutica ( Hennemann & Conle, 2007)

– More stocky insects; mesothorax only 5.5× as long as prothorax; mesonotum densely granulose; poculum large and reaching to posterior margin of tergum IX ………… L. carbonelli sp. nov.

* Females of L. verruculosa sp. nov. are not known.

** Males of L. acheloa ( Günther, 1940) , L. boliviana Hennemann & Conle, 2007 , L. ignava ( Westwood, 1859) and L. ramale ( Giglio-Tos, 1898) are not known.