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Photos of insects and people from the 2022 BugGuide gathering in New Mexico, July 20-24

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Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

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Unidentified Cassidine Eggs, Larvae & Pupae

Are these Caterpillars? Needs ID Creepy spiny caterpillar Unknown Larva Larva Cassidinae Tortoise beetle larva slog caterpillar moth larva with frass on top?
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga (Water, Rove, Scarab, Long-horned, Leaf and Snout Beetles)
No Taxon (Series Cucujiformia)
Superfamily Chrysomeloidea (Longhorn and Leaf Beetles)
Family Chrysomelidae (Leaf Beetles)
Subfamily Cassidinae (Tortoise Beetles and the Hispines)
No Taxon Unidentified Cassidine Eggs, Larvae & Pupae
Many of the immature Tortoise Beetles tend to carry a lump of their own frass around above them, as a deterrent to potential predators.
Examples: (These don't include many of the leaf-miner images, unless they clearly show something of significance, preferably of the actual eggs, larva or pupa.)
Tribe Cassidini - Tortoise Beetles:
Agroiconota bivittata
Cassida piperata
Cassida relicta
Cassida rubiginosa
Charidotella sexpunctata
Coptocycla texana
Deloyala guttata
Gratiana boliviana
Gratiana pallidula
Plagiometriona clavata

Tribe Hemisphaerotini:
Hemisphaerota cyanea

Tribe Chalepini:
Baliosus nervosus
Microrhopala vittata
Odontota dorsalis
Sumitrosis inaequalis
Sumitrosis rosea

Tribe Imatidiini:
Tribe Ischyrosonychini:
Physonota alutacea
Physonota arizonae
Physonota calochroma floridensis
Physonota helianthi
Physonota unipunctata

Tribe Mesomphaliini:
Chelymorpha cassidea
Chelymorpha cribraria
Chelymorpha phytophagica
The best way to identify the species of your larvae is to rear them to adulthood.
Please note the name of the host plant, whenever you know this information.
See Also
Unidentified Beetle Eggs, Larvae & Pupae - Order Coleoptera - Beetles (Family unknown)
Leaf Beetles:
Unidentified Eggs, Larvae and Pupae - Family Chrysomelidae
Larvae - Species Charidotella sexpunctata - Golden Tortoise Beetle

Some of the Slug Moth caterpillars may look very similar. However, they normally do not carry their frass around with them.
Isa textula