| Delphinonaias | |
|---|---|
|   | |
| A collection of D. delphinulus shells | |
| Scientific classification   | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Mollusca | 
| Class: | Bivalvia | 
| Order: | Unionida | 
| Family: | Unionidae | 
| Tribe: | Lampsilini | 
| Genus: | Delphinonaias Crosse & Fischer, 1894 | 
| Synonyms | |
| Unio (Delphinonaias)Crosse & P. Fischer, 1894 (original rank) Contents | |
Delphinonaias is a genus of freshwater mussels, aquatic bivalve mollusks in the subfamily Ambleminae of the family Unionidae. [1]
Species in this freshwater genus are found in Guatemala.
Species within the genus Cyrtonaias include:
Pachychilus, common name the jute snails, is a genus of freshwater snails with an operculum, aquatic gastropod mollusk in the family Pachychilidae.
Physella is a genus of small, left-handed or sinistral, air-breathing freshwater snails, aquatic pulmonate gastropod mollusks in the family Physidae.
Gibbula is a genus of small sea snails, marine gastropod molluscs in the subfamily Cantharidinae of the family Trochidae, the top snails.

Drymaeus is a large genus of medium-sized air-breathing, tropical land snails, terrestrial pulmonate gastropod molluscs in the subfamily Peltellinae of the family Bulimulidae.

Helicina is a genus of tropical and subtropical land snails with an operculum, terrestrial gastropod mollusks.

Neritina, is a genus of small aquatic snails with an operculum in the family Neritidae, the nerites. They are as well marine, as brackish water, and sometimes freshwater gastropod mollusks

Pyganodon is a genus of freshwater mussels, aquatic bivalve mollusks in the subfamily Unioninae of the family Unionidae, the river mussels.

Streptostyla is a genus of predatory, air-breathing land snails, terrestrial pulmonate gastropod mollusks in the subfamily Streptostylinae of the family Spiraxidae.
Tropidophora is a genus of land snails with an operculum, terrestrial gastropod mollusks in the family Pomatiidae.
Clanculus is a genus of sea snail, marine gastropod molluscs of the family Trochidae, the top shells.
Pila is a genus of large freshwater snails with an operculum, African and Asian apple snails, aquatic gastropod mollusks in the family Ampullariidae, the apple snails.

Pythia is a genus of small air-breathing salt marsh snails, pulmonate gastropod mollusks in the subfamily Pythiinae of the family Ellobiidae.

Plicatula is a genus of saltwater clams, marine bivalve molluscs, known commonly as kitten's paws or kittenpaws in the family Plicatulidae.

Serratina is a genus of marine bivalve molluscs, in the subfamily Tellininae of the family Tellinidae.
Bulinidae is a family of gastropods in the superfamily Lymnaeoidea.

Mexinauta is a genus of small, left-handed or sinistral, air-breathing freshwater snails, aquatic pulmonate gastropod mollusks in the subfamily Aplexinae of the family Physidae.

Potomida littoralis is a species of bivalve belonging to the family Unionidae.

Psoronaias is a genus of freshwater mussels, aquatic bivalve mollusks in the subfamily Ambleminae of the family Unionidae, the river mussels.

Sarika is a large genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the subfamily Macrochlamydinae of the family Ariophantidae.