MUSSELp

MUSSELpdb

Introduction

Browse

d'basing

Search the MUSSELpdb

Taxonomy

all genera

Unionidae

Margaritiferidae

Hyriidae

Etheriidae

Mycetopodidae

Iridinidae


Species & Genus Richness by
Taxonomy

Geography

Summary

North America

Central America

South America

Afrotropics

North Eurasia

East Asia

Australasia


Species Richness & Endemism by
Geography

Data last updated
Mon 1 Dec 2025

Bivalvia | ... | Unionoidea | Unionidae | Parreysiinae | Indochinellini | Indonaia gratiosa

nominal species Unio occatus Lea, 1860

image of type lot

Unio occatus Lea, 1860 = Indonaia gratiosa

Lea, 1860. Proc. Acad. Nat. Sci. 12: 307.
Lea, 1863. Jour. Acad. Nat. Sci. 5 [O. 10]: 398, pl. 50, fig. 304.
Type(s): LECTOTYPE USNM_84077, Bengal, India.

= Indonaia gratiosa

Taxonomic Opinions

+ Indonaia (cylindrica-group) gratiosa (Philippi, 1843) — Bolotov et al., 2022

= Indonaia occata (Lea, 1860) — Graf & Cummings, 2021

= Radiatula occata (Lea, 1860) — Zieritz et al., 2018

= Parreysia occata Lea, 1860 — Bogan, 2010

= Parreysia occata (Lea, 1860) — IUCN, 2010

= Parreysia (Radiatula) occata (Lea, 1860) — Graf & Cummings, 2007

= Parreysia (Radiatula) occata (Lea, 1860) — Ramakrishna & Dey, 2007

= Radiatula occata (Lea, 1860) — Nesemann et al., 2007

= Radiatula (Indonaia) occata (Lea, 1860) — Nesemann et al., 2003

= Parreysia (Radiatula) occata (Lea, 1860) — Subba Rao, 1989

= Indonaia occata (Lea, 1860) — Haas, 1969

= Indonaia occata (Lea) — Annandale & Prashad, 1921

= Nodularia (s.s.) occata (Lea, 1860) — Preston, 1915

= Nodularia (s.s.) occata (Lea, 1860) — Simpson, 1914

= Nodularia (s.s.) occata (Lea) — Preston, 1912

= Nodularia (s.s.) occata (Lea, 1860) — Simpson, 1900

= Margaron (Unio) occatus (Lea) — Lea, 1870

+ Unio macilentus Benson, 1862 — Hanley & Theobald, 1870

= Unio occatus Lea, 1860 — Sowerby, 1868

 
NSF icon MUSSEL icon
"Making the world a better place, one mollusk at a time."