Letter_No_01

: egg and the egg development in killies


Letter_No_02

: the resting killifish embryo


Letter_No_03

: Cynolebias whitei


Letter_No_04

: Cynopoecilus - Cynolebias - (Leptolebias)


Letter_No_05

: killing hydra in rain forest tanks

Lowering the pH to less than 5.0 does the trick. Fish and invertebrates not affected. Also, Scheel lists what fish he has to send eggs from; about a dozen or so species.


Letter_No_06

: the blue gularis


Letter_No_07

: Pterolebias


Letter_No_08

Epiplatys bifasciatus


Letter_No_09

: Aphyosemion labarrei


Letter_No_10

: Aphyosemion cognatum


: killing hydra II (tanks with peat and peatmoss)


Letter_No_12

:the balanced aquarium


Letter_No_13

Copper against Oodinium in stocks of Nothobranchius


Cynolebias (Cynopoecilus) melanotaenia "The Fighting Gaucho"

: more crossings in Aphyosemion

Also: Cynolebias (Cynopoecilus) melanotaenia "The Fighting Gaucho"


'Black whitei' or antinori?

: a black male Cynolebias whitei


Letter_No_16

: the genus Aphyosemion


Letter_No_17

: resting eggs


SJO x gardneri nigerianum

: recent crossings


N. rachovii

: the genus Nothobranchius


Letter_No_20

: general information on peat


: Nothobranchius melanospilus

http://img.kil.palo-alto.ca.us/m/MEP/Mbezi/00-0-Copr_2018-WEJM_Costax.png


Aphyosemion filamentosum

: resting eggs in Aphyosemion filamentosum


Letter_No_23

: Nothobranchius palmquisti


: The genus Oryzias


: sending of eggs


Aplocheilus dayi dayi

: The Genus Aplocheilus


The Illustrated Scheel Letters - 1959