Polichne, Phaneropterinae

Polichne, Phaneropterinae

Workbook



Characters of subfamily Phanteropterinae

from Rentz A Guide to the Katydids of Australia p.162

  • head rounded, not usually slanted or frontally flattened

  • fore tibia in section square, especially apically

  • pro sternum unarmed

  • ovipositor variable in size and shape but usually sickle-like


Genus Polichne

from Brunner von Wattenwyl 1878. p.99

  • eyes oblong or rounded

  • deflexed lobes of pronotum as long as wide or longer than wide (aeque altis ac longis vel longioribus quam altioribus)

From Tepper, JG (1891-2) The Phaneropteridae of Australia and Polynesia. Trans. Royal Soc. South Australia. v.15.

24/1/19

24/1/19

  • frons prominent, elongate

  • eyes very oblong

P2180024.jpg

  • elytra linear, narrowed

P2180004.jpg

  • deflexed lobes of pronotum longer than wide, with the hind margin much rounded

P2180057.jpg
24/1/19

24/1/19

  • hind margin of meso and metasternum truncate

P2180039.jpg
24/1/19

24/1/19

  • base of hind femora not dilated, whole unarmed

P2180060.jpg

from Rentz A Guide to the Katydids of Australia

  • slender appearance

  • lateral lobes of pronotum usually longer than deep

  • narrow tegmina

  • short bud-like ovipositor


Polichne parvicauda

from Brunner von Wattenwyl 1878. p.99

  • deflexed lobes of pronotum longer than wide, with rounded postero-ventral margin

  • hind femora unarmed below.

  • oblong eyes

  • elytra of the male campo tympanali modice producto

  • pronotum lobis deflexis angulo obtuso insertis, longioribus quam altioribus, margine inferiore rotundato.

  • narrow tegmina

  • male campo tympanali sinistra parum producto

  • fore femora with three spines on the anterior ventral margin

  • mid femora with a single ventral spine

  • hind femora unarmed ventrally

Brunner von Wattenwyl 1878 fig. 59 Polichne parvicauda

Brunner von Wattenwyl 1878 fig. 59 Polichne parvicauda

From Tepper, JG (1891-2) The Phaneropteridae of Australia and Polynesia. Trans. Royal Soc. South Australia. v.15.

  • pale-green or testaceous (dull, brick-red colour)

24/1/19 male. see image of type specimen (link below) for female.

24/1/19 male. see image of type specimen (link below) for female.

  • frons white

  • ridges of pronotum reddish

  • length of body male 15mm female 18mm

  • length of pronotum male and female 4mm

  • length of elytra male 29mm female 30mm

  • width of elytra male and female 4mm

  • length of hind femora male 20mm female 22mm

  • length of ovipositor 3mm

  • varies considerably in colour from bright green to pale testaceous, apparently due to its surroundings or food taken

  • dark brown or purplish bordering of pronotum is constant

P2180052.jpg


from Rentz A Guide to the Katydids of Australia

  • body form is grass-like

  • two colour morphs, brown and green, present in equal numbers

P2180121.jpg

  • photo on p.169 shows dots on anterior side of tegmina and brown tibiae on all legs

P2180031.jpg

This is a workbook page … a part of our website where we record the observations and references used in making species identifications. The notes will not necessarily be complete. They are a record for our own use, but we are happy to share this information with others.