Achnanthes crosybana, SEM

Achnanthes crosybana, SEM

Achnanthes crosybana, SEM

Achnanthes crosybana, SEM

Achnanthes crosybana, SEM

Achnanthes crosybana, SEM

Achnanthes crosybana, SEM

Achnanthes crosybana, SEM

Achnanthes crosybana, SEM

Dimeregramma maculatum fo. mercuryensis; image by Cathy Kilroy (NIWA)

Dimeregramma maculatum fo. mercuryensis; image by Cathy Kilroy (NIWA)

Dimeregramma maculatum fo. mercuryensis; image by Cathy Kilroy (NIWA)

Dimeregramma maculatum fo. mercuryensis; image by Cathy Kilroy (NIWA)

Dimeregramma maculatum fo. mercuryensis; image by Cathy Kilroy (NIWA)

Dimeregramma maculatum fo. mercuryensis; image by Cathy Kilroy (NIWA)

Dimeregramma maculatum fo. mercuryensis; image by Cathy Kilroy (NIWA)

Dimeregramma maculatum fo. mercuryensis; image by Cathy Kilroy (NIWA)

Eunotia sudetica var. hamuraensis; image by Cathy Kilroy (NIWA)

Eunotia sudetica var. hamuraensis; image by Cathy Kilroy (NIWA)

Eunotia sudetica var. hamuraensis; image by Cathy Kilroy (NIWA)

Eunotia sudetica var. hamuraensis; image by Cathy Kilroy (NIWA)

Eunotia sudetica var. hamuraensis; image by Cathy Kilroy (NIWA)

Eunotia sudetica var. hamuraensis; image by Cathy Kilroy (NIWA)

Eunotia sudetica var. hamuraensis; image by Cathy Kilroy (NIWA)

Eunotia sudetica var. hamuraensis; image by Cathy Kilroy (NIWA)

Eunotia sudetica var. hamuraensis; image by Cathy Kilroy (NIWA)

Navicula barberiana; image by Cathy Kilroy (NIWA)

Navicula barberiana; image by Cathy Kilroy (NIWA)

Navicula barberiana; image by Cathy Kilroy (NIWA)

Navicula barberiana, tentative identification; image by Cathy Kilroy (NIWA)

Navicula cassieana; image by Cathy Kilroy (NIWA)

Navicula cassieana; image by Cathy Kilroy (NIWA)

Navicula cassieana; image by Cathy Kilroy (NIWA)

Navicula cassieana; image by Cathy Kilroy (NIWA)

Navicula cassieana; image by Cathy Kilroy (NIWA)

Navicula cassieana; image by Cathy Kilroy (NIWA)

Navicula cassieana; image by Cathy Kilroy (NIWA)

Navicula cassieana; image by Cathy Kilroy (NIWA)

Pinnularia chapmaniana; image by Cathy Kilroy (NIWA)

Pinnularia chapmaniana; image by Cathy Kilroy (NIWA)

Pinnularia chapmaniana; image by Cathy Kilroy (NIWA)

Pinnularia chapmaniana; image by Cathy Kilroy (NIWA)

Pinnularia segariana; image by Cathy Kilroy (NIWA)

Pinnularia segariana; image by Cathy Kilroy (NIWA)

Pinnularia segariana; image by Cathy Kilroy (NIWA)

Pinnularia segariana; image by Cathy Kilroy (NIWA)

Pinnularia segariana; image by Cathy Kilroy (NIWA)

Pinnularia segariana; image by Cathy Kilroy (NIWA)

Pinnularia segariana; image by Cathy Kilroy (NIWA)

Pinnularia segariana; image by Cathy Kilroy (NIWA)

Pinnularia segariana; image by Cathy Kilroy (NIWA)

Pinnularia segariana; image by Cathy Kilroy (NIWA)

Pinnularia segariana; image by Cathy Kilroy (NIWA)

Pinnularia barberiana var. opouraensis; image by Cathy Kilroy (NIWA)

Pinnularia barberiana var. opouraensis; image by Cathy Kilroy (NIWA)

Pinnularia barberiana var. opouraensis; image by Cathy Kilroy (NIWA)

Pinnularia barberiana var. opouraensis; image by Cathy Kilroy (NIWA)

Pinnularia barberiana var. opouraensis; image by Cathy Kilroy (NIWA)

Pinnularia barberiana var. opouraensis; image by Cathy Kilroy (NIWA)

Pinnularia barberiana var. opouraensis; image by Cathy Kilroy (NIWA)

Pinnularia barberiana var. opouraensis; image by Cathy Kilroy (NIWA)

Pinnularia barberiana; image by Cathy Kilroy (NIWA)

Pinnularia barberiana; image by Cathy Kilroy (NIWA)

Pinnularia barberiana; image by Cathy Kilroy (NIWA)

Pinnularia barberiana; image by Cathy Kilroy (NIWA)

Pinnularia barberiana; image by Cathy Kilroy (NIWA)

Pinnularia barberiana; image by Cathy Kilroy (NIWA)

Pinnularia barberiana; image by Cathy Kilroy (NIWA)

Pinnularia barberiana; image by Cathy Kilroy (NIWA)

Pinnularia barberiana; image by Cathy Kilroy (NIWA)

Pinnularia barberiana; image by Cathy Kilroy (NIWA)

Pinnularia barberiana; image by Cathy Kilroy (NIWA)

Pinnularia barberiana; image by Cathy Kilroy (NIWA)

Pinnularia barberiana; image by Cathy Kilroy (NIWA)

Pinnularia barberiana; image by Cathy Kilroy (NIWA)

Pinnularia opouraensis; image by Cathy Kilroy (NIWA)

Pinnularia opouraensis; image by Cathy Kilroy (NIWA)

Pinnularia opouraensis; image by Cathy Kilroy (NIWA)

Pinnularia opouraensis; image by Cathy Kilroy (NIWA)

Pinnularia opouraensis; image by Cathy Kilroy (NIWA)

Pinnular opouraensis, tentative identification; image by Cathy Kilroy (NIWA)

Pinnular opouraensis, tentative identification; image by Cathy Kilroy (NIWA)

Pinnular opouraensis, tentative identification; image by Cathy Kilroy (NIWA)

Surirella rattrayi f. acuminata; image by Cathy Kilroy (NIWA)

Surirella rattrayi f. acuminata; image by Cathy Kilroy (NIWA)

Surirella rattrayi f. acuminata; image by Cathy Kilroy (NIWA)

Surirella rattrayi f. acuminata; image by Cathy Kilroy (NIWA)

Pinnularia woodiana; image by Cathy Kilroy (NIWA)

Pinnularia woodiana; image by Cathy Kilroy (NIWA)

Pinnularia woodiana; image by Cathy Kilroy (NIWA)

Pinnularia woodiana; image by Cathy Kilroy (NIWA)

Pinnularia woodiana; image by Cathy Kilroy (NIWA)

Pinnularia woodiana; image by Cathy Kilroy (NIWA)

Pinnularia woodiana; image by Cathy Kilroy (NIWA)

Pinnularia woodiana; image by Cathy Kilroy (NIWA)

Pinnularia woodiana; image by Cathy Kilroy (NIWA)

Pinnularia woodiana; image by Cathy Kilroy (NIWA)

Pinnularia woodiana; image by Cathy Kilroy (NIWA)

Pinnularia woodiana; image by Cathy Kilroy (NIWA)

Pinnularia woodiana; image by Cathy Kilroy (NIWA)

Pinnularia woodiana; image by Cathy Kilroy (NIWA)

Pinnularia woodiana; image by Cathy Kilroy (NIWA)

Eunotia sudetica var. hamuraensis, SEM

Eunotia sudetica var. hamuraensis, SEM

Eunotia sudetica var. hamuraensis, SEM

Eunotia sudetica var. hamuraensis, SEM

Navicula barberiana, SEM

Navicula barberiana, SEM

Navicula barberiana, SEM

Navicula barberiana, SEM

Navicula barberiana, SEM

Pinnularia barberiana, SEM

Pinnularia barberiana, SEM

Pinnularia barberiana, SEM

Pinnularia barberiana var. opouraensis, SEM

Pinnularia segariana, SEM

Pinnularia segariana, SEM

Pinnularia segariana, SEM

Pinnularia segariana, SEM

Pinnularia segariana, SEM

Achnanthes crosybana

Achnanthes crosybana

Achnanthes crosybana

Achnanthes crosybana

Achnanthes crosybana

Achnanthes crosybana

Achnanthes crosybana

Achnanthes crosybana

Achnanthes crosybana

Achnanthes crosybana

Caloneis clevei var. carteriana

Caloneis clevei var. carteriana

Caloneis clevei var. carteriana

Caloneis clevei var. carteriana

Caloneis clevei var. carteriana

Frustulia cassieae

Frustulia cassieae

Frustulia cassieae

Frustulia cassieae

Frustulia cassieae

Frustulia cassieae

Frustulia cassieae

Frustulia maoriana

Frustulia maoriana

Frustulia maoriana

Frustulia maoriana

Frustulia maoriana

Frustulia aotearoa

Frustulia aotearoa

Frustulia aotearoa

Frustulia aotearoa

Frustulia aotearoa

Frustulia aotearoa

Frustulia aotearoa

Frustulia aotearoa

Frustulia aotearoa

Frustulia aotearoa

Frustulia gondwana

Frustulia gondwana

Frustulia gondwana

Frustulia gondwana

Frustulia gondwana

Actinella aotearoaia

Actinella aotearoaia

Actinella aotearoaia

Actinella aotearoaia

Actinella aotearoaia

Actinella aotearoaia

Actinella aotearoaia

Actinella aotearoaia

Eunophora berggrenii, image by Cathy Kilroy (NIWA)

Planothidium victori

Planothidium victori

Planothidium victori

Planothidium victori

Planothidium victori

Planothidium victori , SEM

Planothidium victori

Planothidium victori

Planothidium victori

Planothidium victori

Planothidium victori

Planothidium victori

Planothidium victori , SEM

Planothidium victori

Planothidium victori

Planothidium victori

Planothidium victori

Planothidium victori

Planothidium victori

Eolimna krummensis

Eolimna krummensis

Eolimna krummensis

Eolimna krummensis

Eolimna krummensis

Eolimna krummensis

Eolimna krummensis

Eolimna krummensis

Eolimna krummensis

Eolimna krummensis

Eolimna krummensis

Eolimna krummensis

Eolimna krummensis

Fragilariforma cassieae

Fragilariforma cassieae

Fragilariforma cassieae

Fragilariforma cassieae

Fragilariforma cassieae

Fragilariforma cassieae

Fragilariforma cassieae

Fragilariforma cassieae

Fragilariforma cassieae

Fragilariforma cassieae

Fragilariforma cassieae

Fragilariforma cassieae

Fragilariforma cassieae

Sellaphora styxii

Sellaphora styxii

Sellaphora styxii

Sellaphora styxii

Sellaphora styxii

Sellaphora styxii

Sellaphora styxii

Sellaphora styxii

Sellaphora styxii

Sellaphora styxii

Sellaphora styxii

Sellaphora styxii

Sellaphora styxii

Sellaphora styxii

Sellaphora styxii

Cavernosa kapitiana

Cavernosa kapitiana

Cavernosa kapitiana

Cavernosa kapitiana

Cavernosa kapitiana

Cavernosa kapitiana

Cavernosa kapitiana

Cavernosa kapitiana

Cavernosa kapitiana

Hamatusia reediana

Hamatusia reediana

Hamatusia reediana

Hamatusia reediana

Hamatusia reediana

Hamatusia reediana

Hamatusia reediana

Hamatusia reediana

Hamatusia reediana

Entomoneis wilkinsonia

Entomoneis wilkinsonia

Entomoneis wilkinsonia

Entomoneis wilkinsonia

Entomoneis wilkinsonia

Fragilariforma rakiuriensis

Fragilariforma rakiuriensis

Fragilariforma rakiuriensis

Fragilariforma rakiuriensis

Fragilariforma rakiuriensis

Fragilariforma rakiuriensis

Fragilariforma rakiuriensis

Fragilariforma rakiuriensis

Frankophila biggsii

Frankophila biggsii

Frankophila biggsii

Frankophila biggsii

Frankophila biggsii

Frankophila biggsii

Frankophila biggsii

Frankophila biggsii

Frankophila biggsii

Frankophila biggsii

Frankophila biggsii

Tabularia variostriata

Tabularia variostriata

Tabularia variostriata

Tabularia variostriata

Tabularia variostriata

Tabularia variostriata

Tabularia variostriata

Tabularia variostriata

Tabularia variostriata

Tabularia variostriata

Tabularia variostriata

Tabularia variostriata

Tabularia variostriata

Tabularia variostriata

Tabularia variostriata

Tabularia variostriata

Gyrosigma foxtonia

Gyrosigma foxtonia

Gyrosigma foxtonia

Gyrosigma sterrenburgii

Gyrosigma sterrenburgii

Gyrosigma sterrenburgii

Gyrosigma sterrenburgii

Gyrosigma sterrenburgii

Gyrosigma sterrenburgii

Pleurosigma amarum

Pleurosigma amarum

Pleurosigma amarum

Pleurosigma amarum

Pleurosigma amarum

Pleurosigma amarum

Pleurosigma amarum

Pleurosigma amarum

Pleurosigma amarum

Pleurosigma amarum

Pleurosigma amarum

Pleurosigma amarum

Pleurosigma amarum

Thalassiosira hasleae

Thalassiosira hasleae

Thalassiosira hasleae

Thalassiosira hasleae

Thalassiosira hasleae

Thalassiosira hasleae

Thalassiosira hasleae

Thalassiosira hasleae

Thalassiosira hasleae

Thalassiosira hasleae

Thalassiosira hasleae

Thalassiosira hasleae

Thalassiosira hasleae

Thalassiosira hasleae