Jerry F. Butler

External Parasites of Dairy Cattle

P. E. Kaufman, P. G. Koehler, and J. F. Butler

External Parasites on Beef Cattle

P. E. Kaufman, P. G. Koehler, and J. F. Butler

Black Flies, Simulium spp. (Insecta: Diptera: Simuliidae)

J. F. Butler and J. A. Hogsette

This document provides an overview of black flies (Simulium spp.) in Florida, detailing their distribution, life cycle, and impact. It highlights that black flies are found in various parts of the US and Canada, including Florida, where they occasionally cause outbreaks due to rainfall extremes. The article describes the life cycle of Simulium slossonae, their preference for slow-moving streams, and their role as blood feeders. It also discusses the damage caused by black fly bites to humans and animals, and the challenges in managing their populations. First published 1998. 

Eastern Comma, Hop Merchant, Comma Anglewing, Polygonia comma (Harris) (Insecta: Lepidoptera: Nymphalidae: Nymphalinae)

Donald W. Hall and Jerry F. Butler

The eastern comma is a relatively small, inconspicuous butterfly that is rather closely associated with moist woods where its preferred nettle hosts grow, but it sometimes strays into other areas. With its wings folded, it resembles a dead leaf and is highly cryptic.

External Parasites of Sheep and Goats

P. E. Kaufman, P. G. Koehler, and J. F. Butler

American Lady, American Painted Lady, Vanessa virginiensis (Drury) (Insecta: Lepidoptera: Nymphalidae: Nymphalinae)

Donald W. Hall

The Featured Creatures collection provides in-depth profiles of insects, nematodes, arachnids, and other organisms relevant to Florida. These profiles are intended for the use of interested laypersons with some knowledge of biology as well as academic audiences.

External Parasites around Animal Facilities

P. E. Kaufman, P. G. Koehler, and J. F. Butler

Lyme Disease

P. E. Kaufman, P. G. Koehler, J. F. Butler, and A. Chaskopoulou

A Webbing Barklouse, A Psocid, Archipsocus nomas Gurney (Insecta: Psocoptera: Archipsocidae)

Donald W. Hall

The Featured Creatures collection provides in-depth profiles of insects, nematodes, arachnids and other organisms relevant to Florida. These profiles are intended for the use of interested laypersons with some knowledge of biology as well as academic audiences.

Horse Bots

P. E. Kaufman, P. G. Koehler and J. F. Butler

This document provides an overview of horse bots, Gasterophilus spp., which are internal parasites of horses. It details their biology, life cycle, and seasonal abundance, highlighting the symptoms and damage they cause, such as stomach ulcers and esophageal paralysis. The article also discusses control measures, including grooming, insecticides, and veterinary treatments, to effectively manage horse bot infestations. Originally published as Livestock Protection Pointer Number 8, 1976.

Northern Fowl Mite

P. E. Kaufman, P. G. Koehler, J. F. Butler, and H. L. Cromroy

Red admiral Vanessa atalanta rubria (Fruhstorfer) (Insecta: Lepidoptera: Nymphalidae: Nymphalinae)

Donald W. Hall and Jerry F. Butler

Cassius Blue, Tropical Striped Blue Leptotes cassius (Cramer) (Instecta: Lepidoptera: Lycaenidae: Polyommatinae)

Donald W. Hall and Jerry F. Butler

Red-Banded Hairstreak Calycopis cecrops (Fabricius 1793) (Insecta: Lepidoptera: Lycaenidae)

Donald W. Hall and Jerry F. Butler

External Parasites of Poultry

P. E. Kaufman

Cattle Tail Lice

P. E. Kaufman, P. G. Koehler, and J. F. Butler

External Parasites on Horses

P. E. Kaufman, P. G. Koehler, and J. F. Butler

Palmetto Tortoise Beetle, Florida Tortoise Beetle (unofficial common names), Hemisphaerota cyanea (Say), (Insecta: Coleoptera: Chrysomelidae: Cassidinae)

D. W. Hall and J. F. Butler

The Featured Creatures collection provides in-depth profiles of insects, nematodes, arachnids and other organisms relevant to Florida. These profiles are intended for the use of interested laypersons with some knowledge of biology as well as academic audiences.

External Parasites on Swine

P. E. Kaufman, P. G. Koehler, and J. F. Butler

Eastern Pigmy Blue, Brephidium isophthalma pseudofoea (Morrison) (Insecta: Lepidoptera: Lycaenidae)

Donald W. Hall and Jerry F. Butler

The Featured Creatures collection provides in-depth profiles of insects, nematodes, arachnids and other organisms relevant to Florida. These profiles are intended for the use of interested laypersons with some knowledge of biology as well as academic audiences.

Little Metalmark, Calephelis virginiensis (Guérin-Ménéville) (Insecta: Lepidoptera: Riodinidae)

Donald W. Hall, Jerry F. Butler, and Marc Minno

The Featured Creatures collection provides in-depth profiles of insects, nematodes, arachnids and other organisms relevant to Florida. These profiles are intended for the use of interested laypersons with some knowledge of biology as well as academic audiences.

Hackberry Emperor, Asterocampa celtis (Boisduval & Leconte) (Insecta: Lepidoptera: Nymphalidae: Apaturinae)

Donald W. Hall and Jerry F. Butler

A UF/IFAS numbered Organism ID. Published by Integrated Pest Management

Hackberry Petiole Gall Psyllid, Pachypsylla venusta (Osten-Saken)

Donald W. Hall, Jerry F. Butler, and Harvey L. Cromroy

The Featured Creatures collection provides in-depth profiles of insects, nematodes, arachnids and other organisms relevant to Florida. These profiles are intended for the use of interested laypersons with some knowledge of biology as well as academic audiences. This document provides an in-depth profile of the hackberry petiole gall psyllid, Pachypsylla venusta, focusing on its biology, distribution, and life cycle. The psyllid forms woody galls on hackberry leaf petioles, which are unsightly but not harmful to the host trees. The article details the appearance of adult and nymph stages, the formation and structure of galls, and the role of endosymbiotic bacteria in the psyllid's nutrition. It also discusses the parasitoids that affect the psyllid and the lack of need for control measures due to minimal tree damage. Original publication date September 1998. 

Phaon Crescent, Mat Plant Crescent, Phyciodes phaon (Edwards) (Insecta: Lepidoptera: Nymphalidae)

Donald W. Hall and Jerry F. Butler

The Featured Creatures collection provides in-depth profiles of insects, nematodes, arachnids and other organisms relevant to Florida. These profiles are intended for the use of interested laypersons with some knowledge of biology as well as academic audiences.

Harvester Butterfly, Feniseca tarquinius (Fabricius) (Insecta: Lepidoptera: Lycaenidae: Melitinae)

Donald W. Hall, Jerry F. Butler, and Marc Minno

The Featured Creatures collection provides in-depth profiles of insects, nematodes, arachnids, and other organisms relevant to Florida. These profiles are intended for the use of interested laypersons with some knowledge of biology as well as academic audiences.

Mourning Cloak (known in the United Kingdom as the Camberwell Beauty) Nymphalis antiopa (Linnaeus) (Insecta: Lepidoptera: Nymphalidae: Nymphalinae)

Donald W. Hall and Jerry F. Butler

The Featured Creatures collection provides in-depth profiles of insects, nematodes, arachnids and other organisms relevant to Florida. These profiles are intended for the use of interested laypersons with some knowledge of biology as well as academic audiences.

Goatweed Butterfly, Goatweed Emperor, Goatweed Leafwing Anaea andria Scudder (1875) (Insecta: Lepidoptera: Nymphalidae: Charaxinae)

Donald W. Hall and Jerry F. Butler

The Featured Creatures collection provides in-depth profiles of insects, nematodes, arachnids and other organisms relevant to Florida. These profiles are intended for the use of interested laypersons with some knowledge of biology as well as academic audiences. This document provides an in-depth profile of the goatweed butterfly, Anaea andria Scudder, highlighting its cryptic coloration and adaptive behaviors. It covers the butterfly's distribution across the southern Midwest and South, its physical characteristics, and seasonal dimorphism. The life cycle, including mating habits and larval development, is detailed, along with the butterfly's host plants, primarily species in the genus Croton. The document emphasizes the butterfly's ecological significance and the impact of habitat loss on its population. Original publication date September 1998.

Red-Spotted Purple Limenitis (=Basilarchia) arthemis astyanax (Fabricius) (Insecta: Lepidoptera: Nymphalidae: Limenitidinae)

Donald W. Hall and Jerry F. Butler

The Featured Creatures collection provides in-depth profiles of insects, nematodes, arachnids, and other organisms relevant to Florida. These profiles are intended for the use of interested laypersons with some knowledge of biology as well as academic audiences.

Tiger Swallowtail, Eastern Tiger Swallowtail, Papilio glaucus Linnaeus (Insecta: Lepidoptera: Papilionidae)

Donald W. Hall and Jerry F. Butler

The Featured Creatures collection provides in-depth profiles of insects, nematodes, arachnids and other organisms relevant to Florida. These profiles are intended for the use of interested laypersons with some knowledge of biology as well as academic audiences.

Zebra Swallowtail Protographium marcellus (Cramer) (Insecta: Lepidoptera: Papilionidae)

Donald W. Hall and Jerry F. Butler

The Featured Creatures collection provides in-depth profiles of insects, nematodes, arachnids and other organisms relevant to Florida. These profiles are intended for the use of interested laypersons with some knowledge of biology as well as academic audiences.

Spicebush Swallowtail Papilio (Pterourus) troilus Linnaeus 1758 (Insecta: Lepidoptera: Papilionidae: Papilioninae)

Donald W. Hall and Jerry F. Butler

The Featured Creatures collection provides in-depth profiles of insects, nematodes, arachnids and other organisms relevant to Florida. These profiles are intended for the use of interested laypersons with some knowledge of biology as well as academic audiences.

A Sand Fly, Lutzomyia shannoni Dyar (Insecta: Diptera: Psychodidae: Phlebotomine)

Rajinder S. Mann, Philip E. Kaufman, and Jerry F. Butler

A UF/IFAS numbered Organism ID. in support of UF/IFAS Extension program: Integrated Pest Management

Dingy Purplewing Butterfly, Eunica monima (Stoll) (Insecta: Lepidoptera: Nymphalidae: Limenitidinae)

D. W. Hall, J. F. Butler, and Marc Minno

The Featured Creatures collection provides in-depth profiles of insects, nematodes, arachnids and other organisms relevant to Florida. These profiles are intended for the use of interested laypersons with some knowledge of biology as well as academic audiences.

American Snout, Libytheana carinenta (Cramer) (Insecta: Lepidoptera: Nymphalidae: Libytheinae)

Donald W. Hall and Jerry F. Butler

The Featured Creatures collection provides in-depth profiles of insects, nematodes, arachnids and other organisms relevant to Florida. These profiles are intended for the use of interested laypersons with some knowledge of biology as well as academic audiences.