Article beginning on page 112.
Psyche 3:112, 1880.

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NOTES ON A FEW BOMBYCES, HYBRIDS, &C.
BY ALFRED WAILLY, LONPON, EKGLAKD.
In my report on silk-producing bornby- complete failure that can be recorded,- ces and other lepidoptera, reprinted from The moths emerged, from the middle of the Journal of the Society of Arts, 13 Feb. April to the middle of July, with a few ex- and 5 March 1880,l 1 speak of the dims- ceptions, all crippled. The greater part trous effects of the weather on most species of the cocoons dirt not produce moths ; some daring the year 1879. were dead on arriving in London ; others This year, although the splendid weather died later, either from the attacks of para- iu August and in the early part of Septem- sites or from some other cause. Not a ber allowed of the successful rearing of single pairing could be obtained. I would several species in the open air, the wet and be prM to try this species again. .
cold weather lasting till about the end. of Samia ceanothi.
Of about forty co-
July affected and retarded lepidoptera, as coons, the first moth emerged in March, +
in 1879 ; for instance, the motha of Samia the second on 3 April ; the rest continued prometheu had not all emerged before the to emerge till 18 July. Only two pairings end of August. With a few exceptions, were obtained. The larvae, reared on none of the moths of Indian species emerged plum (Prunus) and willow (Salim,) , did not at all. thrive, and all died, some goiag into their Actias luna. I bred this species thia third stage. None of my correspondents, year for the first time, and most success- as far aa I know, succeeded with this spe- fully, on walnut (Juglaas), It thrived cies. Evidently, plum and willow are not well also on a nut tree in my garden, to- proper food planta for 8. teanothi. gether with larvae of Teka polyphew The first pairing took place 27 June, the and Samia cecropia. ~ufortunatel~the second 10 July.. The ova of the first sparrows destroyed all the larvae which brood hatched 18 days, and those of the were on that tree, when they were already second, 15 days, after having been de- at the end of their third stage. My Euro- posited. pan correspondents were all, I think, sue- The larvae, somewhat similar å´t those
cessfd with the rearing of Action Iuna. of 8. cecropiain first and second stage, but Yet I must observe that many ova obtained of a lighter color, showed a marked differ- from well paired A. luna moths and ova of ence in the third stage, and were thus : other species, were not fertile, a fact which Back of body, sky blue, aid= greenish yd- I attribute to the low temperature of the low ; tubercles golden yellow all along the month of June, affecting the moths. task, and on the aides, blue ; head green. Samia gloveri. Of this species I re- Hybrids. Although S a d gloveri re- ceived a very large number of cocoons from fuged to pair among themselves, I had aev- a young entomologist, but I regret to say era1 crossings between 8. gloveri, 8. ceo- the attempt at rearing them was 'the most nothi, and S. cecqia. The ova obtained PBTCKB,'R~C., no. 1717.




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from a long pairing of 8. ceanothi 9 with orange-red ; tubercles on sides, blue ; head, 8. gloved %, were the only ones that were yellow. fertile. Unfortunately the larvae, reared The other crossings resulting from the
on willow and plum, all died, some reach- keeping of various species together in large - lag, like 8. ceanotki, the third stage. cages, when % and 9 moths of the same The pairing of 8. c~~lothi ?with S. glov- species were not obtained at the same time, eri 'å , was from the evening of 20 to the are the following : in a hot-house, 22 May, evening of 21 May. The larvae hatched, Teka polyphwius ? and Atfwus myivtta from 15 to 21 June ; the majority having S of the Bombay race ; T. polyphenvus 9
hatched 16 and 17 Jane.
and Attcwas pernyi % ; &a, gloveri 9
First stage. Larger larvae, black ; small- and A. pernyi % : in my house at ordinary er ones, fallow ; the colors becoming of a temperature, 1'2 and 13 June, Sam& w- more uniform hue as the larvae increased anothi 9 and S. cecropia å´ ; 15 June, S. in size. Very much like 18. cecropia larvae, gtoveri 9 and 8. cecropia ts ; 18 and 19 Second stage.
Larvae yellow, with black June, 8. cecropia 9 and 8. emnothi 'S . In
tubercles ; headblack. Third stage. Back, all the above cases, the ova were infertile. bluish ; sides, yellow. Tubercles on back, ON AN AQUATIC SPHINX LARVA.
BY HERMANN AUGUST HAGEN, CAMBRIDGE, MASS. The following letter from the Baron von caterpillar. As I am familiar with all the
Reizenstein, in New Orleans, La., was sent other known larvae of the genus Philam- to me as a scientific communication by Dr. pelus, and it is not probably that of Ph. J. L. LeConte, of Philadelphia : - labrus~dte, a strictly tropical species, which " From larvae and pupae of a sphinx in I do not how, ao it is very likely an entirely my possession, there is every reason for be" new species. lieving that I have made a new acquisition Of the other species of Philarnpel~s (pe- to the lepidopterous fauna of Louisiana. culiar only to the new continent) are until They belong to the genus Philampelus, but now only known, and described : Philam- the larvae far exceed in size those of the pelus vttis Linn., Ph. achemon, Ph. satel- other known sphingidae, even of the true litia, Ph. fasciatus, and PA. lycao'a Cram. aphinx Mwrada rnsfim (&him c11ion- (postwatw Grote) , all occurring here, ex- anthi). I found the larvae feeding on the cept millemon, a northern species, and whose floating Nymphaea, in the very centre of a larvae are all known to me. draining canal in the outskirts of the city. There remains then only Phdampelua
When I discovered them, their whole body, labruscae, which I do not believe is the with the exception ofthe first three segments, sphinx in question.
Of 25 larvae (now all
was submerged in the water.
When they pupae) in my possession, I preserved one had devoured one patch of the water plants, in alcohol, to have an " argumenturn ad
they swam with great facility to a new- one, horninem " for a further occasion, when I the fimk itwkmm 1 ever experienced of thb wiU prepare a comct drawiag of the in-
habit in the larva of a sphinx, or in any sect in all its stages.



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