Syrian Ants
Every good mother should be the honored queen of a happy family
Bees
Flea
Of the Eyes and Head of a Grey drone-Fly
Cærostris Mitralis, in profile
Cærostris Mitralis
The Caterpillar of the Small Elephant Hawk-moth (Chærocampa porcellus)
The Caterpillar of the Elephant Hawk-Moth (Chærocampa elpenor). First stage
The Caterpillar of the Elephant Hawk-Moth (Chærocampa elpenor). Second Stage
The Caterpillar of the Elephant Hawk-Moth (Chærocampa elpenor). Just before the second moult.
The Caterpillar of the Elephant Hawk-Moth (Chærocampa elpenor). Third Stage
The Caterpillar of the Elephant Hawk-Moth (Chærocampa elpenor). Fourth Stage
The Caterpillar of the Elephant Hawk-Moth (Chærocampa elpenor). Fifth Stage
The Caterpillar of the Elephant Hawk-Moth (Chærocampa elpenor). Full grown
The Caterpillar of the Eyed Hawk-Moth (Smerinthus ocellatus)
The Caterpillar of the Marbled White Butterfly (Arge galathea)
Chinch Bug
Thirteen-Spotted Lady Beetle
Chrysalis of Tomato Worm
Centipede
Simulium venustum
Sepsis violacea; puparium and adult
Section through a venom gland of Latrodectus 13-guttatus showing the peritoneal, muscular and epithelial layers
Sarcoptes scabiei. Diagrammatic representation of the course in the skin of man
Sarcoptes scabiei, male
Sarcoptes scabiei, female
Salivary glands of Notonecta maculata
Reduvius (Opsicœtus) personatus
Rasahus biguttatus
Poison apparatus of a honey bee
Piophila casei
Pediculus showing the blind sac (b) containing the mouth parts (a) beneath the alimentary canal (p)
Pediculoides ventricosus, female
Otiobius (Ornithodoros) megnini, male. (a) dorsal, (b) ventral aspect
Otiobius (Ornithodoros) megnini, head of nymph
Notœdres cati, male and female
Muscina stabulan
Mandible of Scolopendra cingulata showing venom gland
Lucilia cæsar
Linguatula. (a) larva; (enlarged). (b) adult; (natural size)
Life cycle of the malarial parasite
Left spiracle of nymph of Argas persicus
Left hand stigmata of the larvæ of muscoidea
Larva of Simulium
Larva of Fannia scalaris
Larva of Anopheles
Ixodes ricinus; male, ventral aspect
Head of a spider showing poison gland (c) and its relation to the chelicera (a)
Head and pronotum of (a) dog flea; (b) of cat flea; (c) of hen flea (d) Nycteridiphilus (Ischnopsyllus) hexactenus
Xenopsylla cheopis, male
Two common centipedes
The yellow fever mosquito (Aëdes calopus)
The Italian tarantula
The cattle tick (Boophilus annulatus). (a) Female; (b) male
Sting of a honey bee
Some early medical entomology
Dog flea
Dipylidium caninum. The double pored tapeworm of the dog
Dipylidium caninum. Rostrum evaginated and invaginated