Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature . her ani-mals ; and the composition of this skull has beenrightly deemed the most difficult problem in compa-rative anatomy. It is truly remarkable, writesthe gifted Oken, tc whom we owe the first clue toits solution, what it costs to solve anyone problemin philosophical anatomy. Without knowing thewhat, the how, and the why, one may stand, not forhours or days, but weeks, before a fishs skull, andour contemplation will be little more than a vacantstare at its complex stalactitic for
Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature . her ani-mals ; and the composition of this skull has beenrightly deemed the most difficult problem in compa-rative anatomy. It is truly remarkable, writesthe gifted Oken, tc whom we owe the first clue toits solution, what it costs to solve anyone problemin philosophical anatomy. Without knowing thewhat, the how, and the why, one may stand, not forhours or days, but weeks, before a fishs skull, andour contemplation will be little more than a vacantstare at its complex stalactitic form.—ProfessorOwens Principal Forms of the Skeleton. Botanical Mem.—Why is Opium like a truthfulfather ? Because it is Papa-veraceous.—Fun. POISON-EANGS OE SPIDERS. TN one of your later numbers you asked for one-*- or two little facts relative to this I trouble you with the following :— Nearly 200 years alluding to thisfact of the spider, describes it as follows :— And ineach of these fangs (for so I will call them) is asmall aperture, through which, in all probability, a. Fig. ig~. Fang of a Spider, from Leeuwenhoek. liquid poison is emitted by the spider at the time itinflicts the wound; and he gives the abovediagram (fig. 197). This representation is that ofa fang as seen through the microscope ; andhe says further:—At i is to be seen the smallaperture I have mentioned, which aperture ap-pears the same on hoth sides of each fang, andthrough this we may reasonably conclude the spiderejects its venom. In the History of British Spiders lately publishedby the Ray Society (a work which some of yourcorrespondents would do well to consult beforewriting to you), Mr. Blackwall states, The fang isvery hard, curved, acute, and has a small fissurenear the point, which emits a colourless fluid secretedby a gland. But the presence of these small openings in thefangs of a spider may be still more satisfactorilyproved by any one who has a moderatemicros
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