Crayfishes

Aqua Silkeborg

Cambarus forceeps Fax. Male, form I. Lauderdale Co., Ala..

Astacus astacus (Linne). Male. Leipzig, Germany. 1a. Gonopod of the same; 1b. Chela of the same

Snabe Igelsø

Aqua Silkeborg

Cambarus Giradianus Fax. Male, form II. lauderdale Co., Ala..

Astacus fluviatilis--Side View of a Male Specimen.

Aqua Silkeborg

Cambarus hagenianus Faxon, female. Muldon, Miss..

Astacus fluviatilis--Ventral or sternal views.

Aqua Silkeborg

Cambarus hagenianus Faxon, male. Muldon, Miss..

Newly-Hatched Young of a Crayfish (Astacus fluviatilis).

Aqua Silkeborg

Cambarus hagenianus Faxon. Muldon, Miss. Gonopod of male, form I. 1a outerside, 1b innerside, 1c front. 2. Cambarus pellucidus (Tellkampf). Mammoth Cave Ky. Gonopod of male, form I. 2a outerside, 2b innerside, 2c front; 3. Cambarus validus Faxon. Huntsville, Ala. Type. Gonopod (male form I). 3a outer side, 3b innerside, 3c front

Aqua Silkeborg

Cambarus hamulatus Fax. Male, form II. Nickajack Cave, Tenn..

Cambarus Harrisonii Fax. Male, form I. Irondale, Mo..

Cambarus Hayi Fax. Male form I. Eastern Mississippi.

Cambarus Jordani Fax. Male, form II. Rome, Ga..

Cambarus Lecontei Hag. Male, form I. Type. Mobile, Ala..

Cambarus litamanus Hag. Female. Athens, Ga..

Cambarus medius Fax. Male, form I. Irondale, Mo..

Cambarus Mississippiensis Fax. Male, form I. Eastern Mississippi.