Strain number NIES-2738  
Phylum Chlorophyta  
Class Chlorophyceae  
Scientific name Volvox ferrisii Isaka, Matsuzaki & Nozaki  
Synonym  
Former name  
Common name Green alga ; Volvocine alga  
Locality (Date of collection) A small pond to Isanuma Pond, Kawagoe, Saitama, Japan (2009-04-23)  
Latitude / Longitude 35.92161111 / 139.51483333 
Habitat (Isolation source) Freshwater (Pond water)  
History < Nozaki, Hisayoshi  
Isolator (Date of isolation) Nozaki, Hisayoshi (2009-04-23)  
Identified by Isaka, Nanako; Matsuzaki, Ryo; Nozaki, Hisayoshi  
State of strain Subculture; Unialgal; Clonal; Non-axenic  
Culture condition
(Preculture condition)
Medium:  AF-6  
Temperature:  20 C
Light intensity:  12-15 µmol photons/m2/sec, L/D cycle:  10L:14D
Duration:  42 D  
Gene information 18S-ITS1-5.8S-ITS2-26S ( AB663333 ) , rbcL ( AB663331 ) , psbC ( AB663332 )  
Cell size (min - max)  
Organization Colonial; Flagellate 
Characteristics Mixotrophic ; Phototaxis ; Homothallic ; Monoecious ; Oogamy ; Resting zygote forming ; Life cycle (Isaka et al. 2012)  
Other strain no. Other strain no. : I-he  
Remarks Fragile species to transportation stresses; Read and agree "How to order 4.1" 
Movie  
Reference
Hanschen, E. R., Herron, M. D., Wiens, J. J., Nozaki, H., Michod, R. E. 2018 Repeated evolution and reversibilityof self-fertilization in the volvocinegreen algae. Evolution, 72, 386-398.
Keywords: Haploid; phylogenetics; self-fertilization; sex; sexual reproduction; volvocine green algae
Strain(s): 28941845645846054154354454556456656856957157257457858265373285185685787287587687787888088288389189210381362171117132457256927383382338837803782 
PubMed: 29134623
DOI: 10.1111/evo.13394

Hanschen, E. R., Herron, M. D., Wiens, J. J., Nozaki, H., Michod, R. E. 2018 Multicellularity drives the evolution of sexual traits. Am. Nat., 192, E93-E10.
Keywords: sex; volvocine green algae; multicellularity; ancestral state; reconstruction; anisogamy; sexual dimorphism
Strain(s): 28941842145645846052254154354454556456656856957157257457858265373275185185685787287587687787888088288389189210381362171117132457256927383382338837803782 
PubMed: 30125231
DOI: 10.1086/698301

Hanschen, E. R., Davison, D. R., Ferris, P. J., Michod, R. E. 2018 On the rediscovery of Volvox perglobator (Volvocales, Chlorophyceae) and the evolution of outcrossing from self-fertilization. Evol. Ecol. Res., 19, 299-318.
Keywords: homothallism; phylogenetics; reversion; self-fertilization; sexual reproduction; volvocine green algae
Strain(s): 28942145645846047452254154354454556456656856957157257457858265373275185185687287687787888088210381122114011481156115713621708171117131859245725692738338233883780378239864145425842594260 

Isaka, N., Kawai-Toyooka, H., Matsuzaki, R., Nakada, T., Nozaki, H. 2012 Description of two new monoecious species of Volvox sect. Volvox (Volvocaceae, Chlorophyceae), based on comparative morphology and molecular phylogeny of cultured material. J. Phycol., 48, 759-767.
Keywords: Chlorophyceae; cultures; molecular phylogeny; morphology; taxonomy; Volvocaceae; Volvox ferrisii sp. nov.; Volvox kirkiorum sp. nov.; Volvox sect. Volvox
Strain(s): 54327362737273827392740 
PubMed: 27011093
DOI: 10.1111/j.1529-8817.2012.01142.x

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