Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature . were doubtful whetherour correspondent had not found another species ofvegetable caterpillar, but this doubt was soon dis-pelled on receiving from him a veritable specimen ofTorrubia Robertsii (often called Sphceria Robertsii),\together with the sketches of caterpillar and pupa,from whence our figures are derived. The other New Zealand species of parasite occurson the pupa of a cicada, and is the Cordyceps Sin-clarii of Berkeley, and the Torrubia ccespitosa ofTulasne. C. * Pharmaceu
Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature . were doubtful whetherour correspondent had not found another species ofvegetable caterpillar, but this doubt was soon dis-pelled on receiving from him a veritable specimen ofTorrubia Robertsii (often called Sphceria Robertsii),\together with the sketches of caterpillar and pupa,from whence our figures are derived. The other New Zealand species of parasite occurson the pupa of a cicada, and is the Cordyceps Sin-clarii of Berkeley, and the Torrubia ccespitosa ofTulasne. C. * Pharmaceutical Journal, vol. ii. p. 592 (1S42-3). t We may observe that this curious production is figuredand described in Hookers Icones Plantarum, vol. 11 ; in the Transactions of the Entomological Societyof London, vol. iii. pi. 4; in Lindleys Vegetable Kingdom,fig. 25 ; in the Pharmaceutical Journal, vol. ii. p. 593, fig. 3 ;in Hookers Journal of Botany, vol. iii. pi. 1, fig. Aj andunder the name of Sphceria Hugelii in Cordas Icones Fun-gorum, vol. iv. pi. ix. fig. 129. 178 SCIENCE-GOSSIP. [August 1, Fig. 164. Spiny Spider Crab—(Maia Squmado). SPIDER-CRABS AND THEIR PARASITES. rpHAT excellent naturalist Jesse, in?*- a short article entitled The Spider-Crab, in Once a Week (July 9th, 1S59), says:— There isa very small species of crab at Bognor, the spider-crab, which has its body and claws covered withnumerous minute hooks, scarcely perceptible tothe naked eye, but perfectly so with the aid of amagnifying-glass. It may be asked What arethese hooks ? You shall hear. This crab is aprodigious coxcomb, and very careful of its ownprecious person. Either for the purpose of con-cealing itself from its enemies, or from an innatelove of finery, it selects a quantity of seaweed,always preferring the most gaudy colours, thosechiefly red. Having selected them, he cuts theminto fine thread-like strips, and runs them throughthe hooks. When he has completed his toilette,he
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