| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Botryllus anceps (Herdman, 1891) |
Indo-Pacific, Atlantic and the Mediterranean Sea | ||
| Botryllus anomalus Millar, 1962 |
Western Indian Ocean | ||
| Botryllus arenaceus Monniot, 1988 |
Western Central Pacific | ||
| Botryllus aster Monniot, 1991 |
Western Central Pacific | ||
| Botryllus closionis Monniot, 2001 |
Fenced ascidian | Southeast Atlantic | |
| Botryllus compositus Tokioka, 1967 |
Eastern Indian Ocean | ||
| Botryllus delicatus Okuyama & Saito, 2001 |
Northwest Pacific | ||
| Botryllus diegense (Ritter & Forsyth, 1917) |
Northwest Atlantic and Eastern Central Pacific | ||
| Botryllus elegans (Quoy & Gaimard, 1834) |
Seaweed ascidian | Southeast Atlantic and Western Indian Ocean | |
| Botryllus firmus Monniot & Monniot, 1996 |
Western Central Pacific | ||
| Botryllus giganteum Pérès, 1949 |
Eastern Atlantic and Indo-West Pacific | ||
| Botryllus gracilis Michaelsen, 1927 |
Indo-West Pacific | ||
| Botryllus gregalis (Sluiter, 1898) |
Southeast Atlantic and Indo-West Pacific | ||
| Botryllus leptus (Herdman, 1899) |
Western Central Pacific | ||
| Botryllus maeandrius (Sluiter, 1898) |
Western Indian Ocean | 1 | |
| Botryllus magnicoecus Hartmeyer, 1912 |
Star ascidian | Southeast Atlantic and Indo-West Pacific | |
| Botryllus magnus (Ritter, 1901) |
Northern Pacific | ||
| Botryllus meandrius Monniot et al, 2001 |
Southeast Atlantic and Indo-West Pacific | ||
| Botryllus mortensi Millar, 1964 |
Southeast Atlantic and Western Indian Ocean | ||
| Botryllus niger (Herdman, 1886) |
Atlantic Ocean and Indo-West Pacific | ||
| Botryllus ovalis Monniot, 1988 |
Western Central Pacific | ||
| Botryllus perspicuum (Herdman, 1886) |
Indo-Pacific and Western Central Atlantic | ||
| Botryllus planus (Van Name, 1902) |
Western Atlantic and Western Indian Ocean | ||
| Botryllus primigenus Oka, 1928 |
Western Atlantic | ||
| Botryllus promiscuus Okuyama & Saito, 2002 |
Northwest Pacific | ||
| Botryllus puniceus Saito & Nagasawa, 2003 |
Northwest Pacific | ||
| Botryllus saccus (Kott, 2003) |
Eastern Indian Ocean | ||
| Botryllus scalaris Saito & Mukai, 1981 |
Northwest Pacific | ||
| Botryllus schlosseri (Pallas, 1766) |
Golden star tunicate | Cosmopolitan | 5 |
| Botryllus simodensis unspecified |
Orange sheath tunicate | Eastern Central Pacific | |
| Botryllus stewartensis Brewin, 1958 |
Indo-West Pacific | ||
| Botryllus tuberatus Ritter & Forsyth, 1917 |
White spotted colonial tunicate | Indo-Pacific and Western Atlantic | 0.4 |
| Botryllus tyreus (Herdman, 1886) |
Western Central Pacific |