Table Of ContentInvertebrate ConservationIssue
More animals seen on Thryptomene
Introduction
In The VictorianNaturalist\o\umQ 122 (4), Mantodea
I gave an account ofarthropods and birds Both the brown and green mantids have
observed on a Thryptomene shrub between been present each year, and were seen eat-
September 2003 and the end of August ing Honey Bees Apis meUifera in March
2004 (Hubregtse 2005). This plant has con- 2006. DuringJanuary2006,therewerealso
tinued to be a source of interest. I have some larger, palergreen mantidswith short
found out a little more about some ofthe antennae and transverse yellow stripes on
animals I recorded in my initial study, and theundersideoftheabdomen. Oneunfortu-
observed an additional 36 species using the nate individual climbed on to a window
plant. Nineteen ofthese were seen between frame and was squashed when a sudden
1 September and 31 December 2004. gustofwindslammedthewindow shut.
Subsequently, with the continuing dry
weather, the number ofarthropods seemed Orthoptera
to decrease, and at the time ofwriting (10 A green katydid spent some time in the
March2007)theshrubisunderstress. shrubattheend ofNovember2004.
Animals seen Phasmatodea
The animals I found included arthropods In February 2005 I found what looked like
from three additional orders (Odonata, a piece ofcurled up dry grass hanging on
Blattodea and Neuroptera), and three more one of the twigs. Close examination
speciesofpasserinebirds. revealed the remains of a young stick
insect bound in spiderweb. I hadn’t seen a
Arthropods stick insect anywhere in our garden since
Araneae January 2004; nor had I realised that spi-
Another four types of very small spider derspreyonthem.
were noted. One ofthese was a tiny brown
flower spider with a triangular-shaped Hemiptera
abdomen that had a small projection at In mid December2004, a cotton wool-like
eachpointofthe ‘triangle’. When alarmed, substance appeared on a couple of the
this spider tucked its legs under its body twigs, probably indicating the presence of
and stayed very still, lookingjust like one mealy bugs. At the end ofDecember I dis-
ofthe dead Thryptomene flowers - a dis- covered that the wings of the grey leaf
guise that no doubt helped it avoid being hopper (Ricaniidae), seen previously, can
captured by marauding wasps. There were be creamy-coloured. I thought I had found
two more types of spiny-legged lynx spi- another type, but within four hours the
der (Ixyopidae): one was pale yellow, wings had turned grey. On 26 January
while the other had brown legs and cream 2005, a black and orange assassin bug
and dark brown markings on its body. (Reduviidae) (Fig. 1) clambered about on
Therewasalsoa lightorange-brown spider thetwigs, searchingforprey.
withaverysmoothbodyandsmooth legs. Neuroptera
Odonata I found a lacewing egg on 21 December
A medium sized dragonfly with a brown 2004 and a larva, camouflaged in bits of
body and brown edges on its wings alight- plantdebris, on 19January2005.
ed on the shrub on 10 October 2004 but Coleoptera
flew awayas soonas I approachedit. Two more types ofbeetle, a black and yel-
Blattodea low ladybird beetle (Coccinellidae) and a
A species ofbrown cockroach was seen in big brownish grey longicorn beetle
the shrubon 1 1 December2004. (Cerambycidae) (Fig. 2) with orange col-
oration at the base of its antennae, were
seen. The longicornbeetlehadbeeninjured.
262 The Victorian Naturalist
Invertebrate ConservationIssue
pinkish with brown markings).
AlsopresentwereHellulahydralis
(Pyralidae) and three unidentified
moths. Atrest, oneoftheseresem-
bled a tiny, thin, yellowish bit of
stick; anotherwas slenderand dull
brownish grey; while the third, not
observed until February 2007, was
dark brown, shaped a bit like a
Light Brown Apple Moth
Epiphyaspostvittana but smaller,
andwas seenonlyaftersunset.
A Cabbage White Pieris rapae
paid a briefvisit to the flowers on
17January2005. Thiswasthefirst
time 1 had seen this butterfly land
onthe shrub, although oneormore
usually flew past it several
times per day during spring,
summer and autumn. On 2
mm
February 2005, 142 ofrain
mm
fell, followedby a further 7
the next day. On 4 February, a
Cabbage White spent quite
some time visiting the flowers,
perhaps because they produced
more nectar after the rain. On
March2005, asmall darkbrown
butterfly with three creamy
white spots on each forewing
landed on a twig. A Caper
White Belenoisjava did like-
wiseon 18 October2006. There
were no flowers by this time
because, for the first time ever,
flowering finished at the begin-
Fig.2.Injuredlongicombeetle ning,ratherthantheend, ofOctober.
Diptera
Hymenoptera
Three additional members ofthis order There were another six species in this
paid a briefvisit to the plant; a cranefly, order: a Braconid wasp (Braconidae) with
larger than the species seen in 2003-4; a ablack head and abdomen and brown tho-
blowfly with a creamy-coloured end to its rax; a slender black wasp (Vespidae) with
abdomen; andabrownishgreybeeflywith fouryellow stripeson its abdomen; asmall
threeyellowstripesonitsabdomen. black wasp (Sphecidae) dragging a paral-
Lepidoptera ysed orange-brown spider - the smooth-
Nine more types ofmoth and three more bodied one“alongatwig; averytinybee,
types ofbutterfly were observed. Five of rather like a miniature Honey Bee; a small
the moths belonged to the family bee with several narrow stripes on its
Oecophoridae; Eochrois pulverulenta, abdomen; and a Bluebanded Bee
pinkish brown in colour; two Thema (Anthophoridae) (Fig. 3), not seen before
species, looking like scraps ofdead leaf; January2007.
andtwo Tortricopsis species {T. uncinella, Arthropodsincocoons
sglhea,peadndlikaeTaobrutfrfi-ccooplsoiusresdpeicsioessceltehsattrwiaans- The contents ofmost cocoons present in
Vol. 124 (4) 2007 263
Invertebrate Conservation Issue
the wattlebirds forJust
long enough to consume
some nectar before being
discovered and chased
away (Hubregtse 2006).
On9January2007 amale
Common Blackbird
Turdus merula perched
on a branch and looked
around for anything
edible.
Conclusion
Having now seen about
130 types of animals
from 15 different Orders,
I continue to be amazed
at this plant’s ability to
attract such a wide
variety of creatures.
Regrettably, the dry
weather is taking its toll
Fig.3. BluebandedBeeon Lemon Balm. and the shrub has been under stress for
some time. Although there are many
2004-5 were eaten (see below). I once saw flowerbuds, most are drying up and going
a caterpillar poke its head out ofa cocoon, brown before they open, so they are not
pbwsieohlielnaInrg,tfhuriisannesksdmyisansooomsrnheieeglitooneffarlstt.hhseeItsucsedouycs,soptoerIncusftc.eotduurnaedsscmwauteecrrhe- padotelntrylrsya,wcatthtwiaenorrgdplairtynaslyeaecigntnasygl.wmiTaanhtsneetprrisved,aslasartneihdninshoIyowehpaaerfv.eoewIfsssseuapepvin---
Birds ing this shrub, which has been such a
Passeriformes source ofpleasure and fascination during
By the end of November 2004 Little thepast 12 years.
Wattlebirds Anthochaera chrysoptera had Acknowledgements
taken over the territory from the Red 1 am indebted to the Discovery Centre staffat
WattlebirdsA. carunculata, though the lat- Museum Victoria, for answering many queries
terwere still seen from time to time. From aboutthearthropodsseen.
28 December 2004 to 15 January 2005,
and again on 15 February 2005, a Little References
Wattlebird devoured the contents of HubregtseV(2005) Bush creatures: animals observed
cocoons on the shrub. It also fed from the on a Thryptomene shrub. The VictorianNaturalist
122,204-208.
flowers and pecked at something on the Hubregtse V (2006) Silence pays offforhoneyeaters.
twigs. Two New Holland Honeyeaters TheMelbirdian49,9.
Phylidonyris novaehollandiae fed briefly
from the flowers on 12 February 2006.
Interestingly, these birds were using the Virgil Hubregtse
plant principally for concealment as they 6SanikyStreet
NettingHill,Victoria3168
quietly approached the adjacent Grevillea
‘Robyn Gordon’, remaining undetected by
264 The Victorian Naturalist
